Extend scanf testing (RHEL-46726)

Resolves: RHEL-46726

glibc-RHEL-46726-10.patch

@@ -0,0 +1,451 @@
+commit 50576060c8bf88a3c64c9ab1cdd516974ffb2690
+Author: Maciej W. Rozycki <macro@redhat.com>
+Date:   Fri Mar 28 12:35:52 2025 +0000
+
+    stdio-common: Add tests for formatted fscanf input specifiers
+    
+    Wire fscanf into test infrastructure for formatted scanf input
+    specifiers.
+    
+    Reviewed-by: Joseph Myers <josmyers@redhat.com>
+
+diff --git a/stdio-common/Makefile b/stdio-common/Makefile
+index 15525a0f768244c6..74d5e02c7206cabc 100644
+--- a/stdio-common/Makefile
++++ b/stdio-common/Makefile
+@@ -52,7 +52,7 @@ nonfmt-xprintf-stems := \
+ xprintf-stems := $(sort $(fmt-xprintf-stems) $(nonfmt-xprintf-stems))
+ 
+ # List of markers for scanf family function tests.
+-xscanf-funcs := s
++xscanf-funcs := s f
+ 
+ # List of data types and formats for individual per-conversion scanf tests.
+ # Further conversions are provided by sysdeps.
+diff --git a/stdio-common/tst-scanf-format-f-c.c b/stdio-common/tst-scanf-format-f-c.c
+new file mode 100644
+index 0000000000000000..75ce3cd7c314faee
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-c.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for the character conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-character.h"
++#include "tst-scanf-format-skeleton-c.c"
+diff --git a/stdio-common/tst-scanf-format-f-char.c b/stdio-common/tst-scanf-format-f-char.c
+new file mode 100644
+index 0000000000000000..ee5fbe9e1fc9c0aa
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-char.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for signed char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-char.c"
+diff --git a/stdio-common/tst-scanf-format-f-double.c b/stdio-common/tst-scanf-format-f-double.c
+new file mode 100644
+index 0000000000000000..1fb25b56b2d27ce5
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-double.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-double.c"
+diff --git a/stdio-common/tst-scanf-format-f-float.c b/stdio-common/tst-scanf-format-f-float.c
+new file mode 100644
+index 0000000000000000..b5a6ae4b1e957bd3
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-float.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for float conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-float.c"
+diff --git a/stdio-common/tst-scanf-format-f-int.c b/stdio-common/tst-scanf-format-f-int.c
+new file mode 100644
+index 0000000000000000..961d66bfa0a842b8
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-int.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-int.c"
+diff --git a/stdio-common/tst-scanf-format-f-ldouble.c b/stdio-common/tst-scanf-format-f-ldouble.c
+new file mode 100644
+index 0000000000000000..6198d35041584402
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-ldouble.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for long double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-ldouble.c"
+diff --git a/stdio-common/tst-scanf-format-f-llong.c b/stdio-common/tst-scanf-format-f-llong.c
+new file mode 100644
+index 0000000000000000..1af672f9c2e1484c
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-llong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for long long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-llong.c"
+diff --git a/stdio-common/tst-scanf-format-f-long.c b/stdio-common/tst-scanf-format-f-long.c
+new file mode 100644
+index 0000000000000000..fc908111d973ddfa
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-long.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-long.c"
+diff --git a/stdio-common/tst-scanf-format-f-short.c b/stdio-common/tst-scanf-format-f-short.c
+new file mode 100644
+index 0000000000000000..61697e25987f6281
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-short.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-short.c"
+diff --git a/stdio-common/tst-scanf-format-f-uchar.c b/stdio-common/tst-scanf-format-f-uchar.c
+new file mode 100644
+index 0000000000000000..b4b8af38e6124c77
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-uchar.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for unsigned char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uchar.c"
+diff --git a/stdio-common/tst-scanf-format-f-uint.c b/stdio-common/tst-scanf-format-f-uint.c
+new file mode 100644
+index 0000000000000000..af226b0d1044cc8b
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-uint.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for unsigned int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uint.c"
+diff --git a/stdio-common/tst-scanf-format-f-ullong.c b/stdio-common/tst-scanf-format-f-ullong.c
+new file mode 100644
+index 0000000000000000..50ea8123bbe52c60
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-ullong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for unsigned long long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ullong.c"
+diff --git a/stdio-common/tst-scanf-format-f-ulong.c b/stdio-common/tst-scanf-format-f-ulong.c
+new file mode 100644
+index 0000000000000000..673e7703264756dd
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-ulong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for unsigned long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ulong.c"
+diff --git a/stdio-common/tst-scanf-format-f-ushort.c b/stdio-common/tst-scanf-format-f-ushort.c
+new file mode 100644
+index 0000000000000000..413ba670e9782984
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f-ushort.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'fscanf' input for unsigned short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-f.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ushort.c"
+diff --git a/stdio-common/tst-scanf-format-f.h b/stdio-common/tst-scanf-format-f.h
+new file mode 100644
+index 0000000000000000..9a4caeeb16f87801
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-f.h
+@@ -0,0 +1,29 @@
++/* Test feature wrapper for formatted 'fscanf' input.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include <stdio.h>
++
++#define scanf_under_test(...)						\
++({									\
++  int result = fscanf (stdin, __VA_ARGS__);				\
++  if (ferror (stdin))							\
++    result = INPUT_ERROR;						\
++  else if (result == EOF)						\
++    result = INPUT_EOF;							\
++  result;								\
++})

glibc-RHEL-46726-11.patch

@@ -0,0 +1,495 @@
+commit bf6ac302cde4aef55ded7e5340f16e6cd8b8e874
+Author: Maciej W. Rozycki <macro@redhat.com>
+Date:   Fri Mar 28 12:35:52 2025 +0000
+
+    stdio-common: Add tests for formatted sscanf input specifiers
+    
+    Wire sscanf into test infrastructure for formatted scanf input
+    specifiers.
+    
+    Reviewed-by: Joseph Myers <josmyers@redhat.com>
+
+diff --git a/stdio-common/Makefile b/stdio-common/Makefile
+index 74d5e02c7206cabc..3e165685af09a1c3 100644
+--- a/stdio-common/Makefile
++++ b/stdio-common/Makefile
+@@ -52,7 +52,7 @@ nonfmt-xprintf-stems := \
+ xprintf-stems := $(sort $(fmt-xprintf-stems) $(nonfmt-xprintf-stems))
+ 
+ # List of markers for scanf family function tests.
+-xscanf-funcs := s f
++xscanf-funcs := s f ss
+ 
+ # List of data types and formats for individual per-conversion scanf tests.
+ # Further conversions are provided by sysdeps.
+diff --git a/stdio-common/tst-scanf-format-ss-c.c b/stdio-common/tst-scanf-format-ss-c.c
+new file mode 100644
+index 0000000000000000..58a7ce8f63398f22
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-c.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for the character conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-character.h"
++#include "tst-scanf-format-skeleton-c.c"
+diff --git a/stdio-common/tst-scanf-format-ss-char.c b/stdio-common/tst-scanf-format-ss-char.c
+new file mode 100644
+index 0000000000000000..66eb04c0d620126d
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-char.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for signed char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-char.c"
+diff --git a/stdio-common/tst-scanf-format-ss-double.c b/stdio-common/tst-scanf-format-ss-double.c
+new file mode 100644
+index 0000000000000000..2a9fd8afb552fa96
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-double.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-double.c"
+diff --git a/stdio-common/tst-scanf-format-ss-float.c b/stdio-common/tst-scanf-format-ss-float.c
+new file mode 100644
+index 0000000000000000..640e35dbebd2e459
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-float.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for float conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-float.c"
+diff --git a/stdio-common/tst-scanf-format-ss-int.c b/stdio-common/tst-scanf-format-ss-int.c
+new file mode 100644
+index 0000000000000000..c01a0a3f1f1a530d
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-int.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-int.c"
+diff --git a/stdio-common/tst-scanf-format-ss-ldouble.c b/stdio-common/tst-scanf-format-ss-ldouble.c
+new file mode 100644
+index 0000000000000000..3e57ab568f45a741
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-ldouble.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for long double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-ldouble.c"
+diff --git a/stdio-common/tst-scanf-format-ss-llong.c b/stdio-common/tst-scanf-format-ss-llong.c
+new file mode 100644
+index 0000000000000000..9c1603c869b7f5dc
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-llong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for long long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-llong.c"
+diff --git a/stdio-common/tst-scanf-format-ss-long.c b/stdio-common/tst-scanf-format-ss-long.c
+new file mode 100644
+index 0000000000000000..003cfac55282b3cc
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-long.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-long.c"
+diff --git a/stdio-common/tst-scanf-format-ss-short.c b/stdio-common/tst-scanf-format-ss-short.c
+new file mode 100644
+index 0000000000000000..ba1a58289cd7bd1d
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-short.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-short.c"
+diff --git a/stdio-common/tst-scanf-format-ss-uchar.c b/stdio-common/tst-scanf-format-ss-uchar.c
+new file mode 100644
+index 0000000000000000..1db14241dcab6d89
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-uchar.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for unsigned char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uchar.c"
+diff --git a/stdio-common/tst-scanf-format-ss-uint.c b/stdio-common/tst-scanf-format-ss-uint.c
+new file mode 100644
+index 0000000000000000..a296fb48c9c9500a
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-uint.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for unsigned int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uint.c"
+diff --git a/stdio-common/tst-scanf-format-ss-ullong.c b/stdio-common/tst-scanf-format-ss-ullong.c
+new file mode 100644
+index 0000000000000000..885d5709be386471
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-ullong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for unsigned long long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ullong.c"
+diff --git a/stdio-common/tst-scanf-format-ss-ulong.c b/stdio-common/tst-scanf-format-ss-ulong.c
+new file mode 100644
+index 0000000000000000..8a2f24dc5ce7d8d8
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-ulong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for unsigned long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ulong.c"
+diff --git a/stdio-common/tst-scanf-format-ss-ushort.c b/stdio-common/tst-scanf-format-ss-ushort.c
+new file mode 100644
+index 0000000000000000..40618889ac34e910
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss-ushort.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'sscanf' input for unsigned short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-ss.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ushort.c"
+diff --git a/stdio-common/tst-scanf-format-ss.h b/stdio-common/tst-scanf-format-ss.h
+new file mode 100644
+index 0000000000000000..2fb1ca20deb845df
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-ss.h
+@@ -0,0 +1,73 @@
++/* Test feature wrapper for formatted 'scanf' input.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include <stddef.h>
++#include <stdio.h>
++#include <stdlib.h>
++
++#include <support/support.h>
++
++static char *sscanf_buf;
++static size_t sscanf_buf_size;
++
++static void __attribute__ ((destructor))
++scanf_under_test_fini (void)
++{
++  free (sscanf_buf);
++}
++
++#define scanf_under_test(...)						\
++({									\
++  __label__ out;							\
++  size_t i = 0;								\
++  int result;								\
++  int ch;								\
++									\
++  do									\
++    {									\
++      ch = read_input ();						\
++      if (ch < 0)							\
++	{								\
++	  result = ch;							\
++	  goto out;							\
++	}								\
++      if (i == sscanf_buf_size)						\
++	{								\
++	  sscanf_buf_size += SIZE_CHUNK;				\
++	  /* Add an extra byte for the terminating null character.  */	\
++	  sscanf_buf = xrealloc (sscanf_buf, sscanf_buf_size + 1);	\
++	}								\
++      sscanf_buf[i++] = ch;						\
++    }									\
++  while (ch != ':');							\
++  sscanf_buf[i++] = '\0';						\
++									\
++  ch = ungetc (ch, stdin);						\
++  if (ch == EOF)							\
++    {									\
++      result = INPUT_ERROR;						\
++      goto out;								\
++    }									\
++									\
++  result = sscanf (sscanf_buf, __VA_ARGS__);				\
++  if (result == EOF)							\
++    result = INPUT_EOF;							\
++									\
++out:									\
++  result;								\
++})

glibc-RHEL-46726-12.patch

@@ -0,0 +1,458 @@
+commit 63c81fa0dbf741b33bbac03bf204d896ee8e4694
+Author: Maciej W. Rozycki <macro@redhat.com>
+Date:   Fri Mar 28 12:35:52 2025 +0000
+
+    stdio-common: Add tests for formatted vscanf input specifiers
+    
+    Wire vscanf into test infrastructure for formatted scanf input
+    specifiers.
+    
+    Reviewed-by: Joseph Myers <josmyers@redhat.com>
+
+diff --git a/stdio-common/Makefile b/stdio-common/Makefile
+index 3e165685af09a1c3..3a09b5bfbc930b45 100644
+--- a/stdio-common/Makefile
++++ b/stdio-common/Makefile
+@@ -52,7 +52,7 @@ nonfmt-xprintf-stems := \
+ xprintf-stems := $(sort $(fmt-xprintf-stems) $(nonfmt-xprintf-stems))
+ 
+ # List of markers for scanf family function tests.
+-xscanf-funcs := s f ss
++xscanf-funcs := s f ss v
+ 
+ # List of data types and formats for individual per-conversion scanf tests.
+ # Further conversions are provided by sysdeps.
+diff --git a/stdio-common/tst-scanf-format-v-c.c b/stdio-common/tst-scanf-format-v-c.c
+new file mode 100644
+index 0000000000000000..0e2c000ce0218e92
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-c.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for the character conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-character.h"
++#include "tst-scanf-format-skeleton-c.c"
+diff --git a/stdio-common/tst-scanf-format-v-char.c b/stdio-common/tst-scanf-format-v-char.c
+new file mode 100644
+index 0000000000000000..be3a56c663b457ee
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-char.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for signed char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-char.c"
+diff --git a/stdio-common/tst-scanf-format-v-double.c b/stdio-common/tst-scanf-format-v-double.c
+new file mode 100644
+index 0000000000000000..91886318e800f274
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-double.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-double.c"
+diff --git a/stdio-common/tst-scanf-format-v-float.c b/stdio-common/tst-scanf-format-v-float.c
+new file mode 100644
+index 0000000000000000..5d289d3e8be7a640
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-float.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for float conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-float.c"
+diff --git a/stdio-common/tst-scanf-format-v-int.c b/stdio-common/tst-scanf-format-v-int.c
+new file mode 100644
+index 0000000000000000..770a686bb1a355fa
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-int.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-int.c"
+diff --git a/stdio-common/tst-scanf-format-v-ldouble.c b/stdio-common/tst-scanf-format-v-ldouble.c
+new file mode 100644
+index 0000000000000000..8215ea7ecb4f785a
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-ldouble.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for long double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-ldouble.c"
+diff --git a/stdio-common/tst-scanf-format-v-llong.c b/stdio-common/tst-scanf-format-v-llong.c
+new file mode 100644
+index 0000000000000000..2a1ef02844fc7c27
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-llong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for long long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-llong.c"
+diff --git a/stdio-common/tst-scanf-format-v-long.c b/stdio-common/tst-scanf-format-v-long.c
+new file mode 100644
+index 0000000000000000..8376032bd459d253
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-long.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-long.c"
+diff --git a/stdio-common/tst-scanf-format-v-short.c b/stdio-common/tst-scanf-format-v-short.c
+new file mode 100644
+index 0000000000000000..23b9c568874d89bb
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-short.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-short.c"
+diff --git a/stdio-common/tst-scanf-format-v-uchar.c b/stdio-common/tst-scanf-format-v-uchar.c
+new file mode 100644
+index 0000000000000000..861db22fbafe508e
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-uchar.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for unsigned char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uchar.c"
+diff --git a/stdio-common/tst-scanf-format-v-uint.c b/stdio-common/tst-scanf-format-v-uint.c
+new file mode 100644
+index 0000000000000000..30e58c591723d719
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-uint.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for unsigned int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uint.c"
+diff --git a/stdio-common/tst-scanf-format-v-ullong.c b/stdio-common/tst-scanf-format-v-ullong.c
+new file mode 100644
+index 0000000000000000..ee2914d3e932e5cf
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-ullong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for unsigned long long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ullong.c"
+diff --git a/stdio-common/tst-scanf-format-v-ulong.c b/stdio-common/tst-scanf-format-v-ulong.c
+new file mode 100644
+index 0000000000000000..f7864dd57636c6b2
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-ulong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for unsigned long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ulong.c"
+diff --git a/stdio-common/tst-scanf-format-v-ushort.c b/stdio-common/tst-scanf-format-v-ushort.c
+new file mode 100644
+index 0000000000000000..79ca16b4e8f953d0
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v-ushort.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vscanf' input for unsigned short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-v.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ushort.c"
+diff --git a/stdio-common/tst-scanf-format-v.h b/stdio-common/tst-scanf-format-v.h
+new file mode 100644
+index 0000000000000000..bf19877670d7aea3
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-v.h
+@@ -0,0 +1,36 @@
++/* Test feature wrapper for formatted 'vscanf' input.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include <stdarg.h>
++#include <stdio.h>
++
++static int
++scanf_under_test (const char *restrict fmt, ...)
++{
++  va_list ap;
++  int result;
++
++  va_start (ap, fmt);
++  result = vscanf (fmt, ap);
++  va_end (ap);
++  if (ferror (stdin))
++    result = INPUT_ERROR;
++  else if (result == EOF)
++    result = INPUT_EOF;
++  return result;
++}

glibc-RHEL-46726-13.patch

@@ -0,0 +1,458 @@
+commit 53ee7ede430b92fcefd31fc00bfd3fa9acec5846
+Author: Maciej W. Rozycki <macro@redhat.com>
+Date:   Fri Mar 28 12:35:53 2025 +0000
+
+    stdio-common: Add tests for formatted vfscanf input specifiers
+    
+    Wire vfscanf into test infrastructure for formatted scanf input
+    specifiers.
+    
+    Reviewed-by: Joseph Myers <josmyers@redhat.com>
+
+diff --git a/stdio-common/Makefile b/stdio-common/Makefile
+index 3a09b5bfbc930b45..13c50f07ccfc86c3 100644
+--- a/stdio-common/Makefile
++++ b/stdio-common/Makefile
+@@ -52,7 +52,7 @@ nonfmt-xprintf-stems := \
+ xprintf-stems := $(sort $(fmt-xprintf-stems) $(nonfmt-xprintf-stems))
+ 
+ # List of markers for scanf family function tests.
+-xscanf-funcs := s f ss v
++xscanf-funcs := s f ss v vf
+ 
+ # List of data types and formats for individual per-conversion scanf tests.
+ # Further conversions are provided by sysdeps.
+diff --git a/stdio-common/tst-scanf-format-vf-c.c b/stdio-common/tst-scanf-format-vf-c.c
+new file mode 100644
+index 0000000000000000..307bfe82c3875245
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-c.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for the character conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-character.h"
++#include "tst-scanf-format-skeleton-c.c"
+diff --git a/stdio-common/tst-scanf-format-vf-char.c b/stdio-common/tst-scanf-format-vf-char.c
+new file mode 100644
+index 0000000000000000..602899b2bcd5b7eb
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-char.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for signed char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-char.c"
+diff --git a/stdio-common/tst-scanf-format-vf-double.c b/stdio-common/tst-scanf-format-vf-double.c
+new file mode 100644
+index 0000000000000000..8b58bbe10b3e8622
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-double.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-double.c"
+diff --git a/stdio-common/tst-scanf-format-vf-float.c b/stdio-common/tst-scanf-format-vf-float.c
+new file mode 100644
+index 0000000000000000..81dad06ebe389438
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-float.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for float conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-float.c"
+diff --git a/stdio-common/tst-scanf-format-vf-int.c b/stdio-common/tst-scanf-format-vf-int.c
+new file mode 100644
+index 0000000000000000..8038791f1411d579
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-int.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-int.c"
+diff --git a/stdio-common/tst-scanf-format-vf-ldouble.c b/stdio-common/tst-scanf-format-vf-ldouble.c
+new file mode 100644
+index 0000000000000000..ec9a7c4632968966
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-ldouble.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for long double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-ldouble.c"
+diff --git a/stdio-common/tst-scanf-format-vf-llong.c b/stdio-common/tst-scanf-format-vf-llong.c
+new file mode 100644
+index 0000000000000000..adc4b125de23cd3c
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-llong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for long long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-llong.c"
+diff --git a/stdio-common/tst-scanf-format-vf-long.c b/stdio-common/tst-scanf-format-vf-long.c
+new file mode 100644
+index 0000000000000000..5f26d6c9ce69e08f
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-long.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-long.c"
+diff --git a/stdio-common/tst-scanf-format-vf-short.c b/stdio-common/tst-scanf-format-vf-short.c
+new file mode 100644
+index 0000000000000000..0e081ead780b6882
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-short.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-short.c"
+diff --git a/stdio-common/tst-scanf-format-vf-uchar.c b/stdio-common/tst-scanf-format-vf-uchar.c
+new file mode 100644
+index 0000000000000000..2e879f52ce705646
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-uchar.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for unsigned char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uchar.c"
+diff --git a/stdio-common/tst-scanf-format-vf-uint.c b/stdio-common/tst-scanf-format-vf-uint.c
+new file mode 100644
+index 0000000000000000..4874f86ef21cf5fe
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-uint.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for unsigned int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uint.c"
+diff --git a/stdio-common/tst-scanf-format-vf-ullong.c b/stdio-common/tst-scanf-format-vf-ullong.c
+new file mode 100644
+index 0000000000000000..dde09018c46128a5
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-ullong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for unsigned long long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ullong.c"
+diff --git a/stdio-common/tst-scanf-format-vf-ulong.c b/stdio-common/tst-scanf-format-vf-ulong.c
+new file mode 100644
+index 0000000000000000..81023061ef66f824
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-ulong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for unsigned long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ulong.c"
+diff --git a/stdio-common/tst-scanf-format-vf-ushort.c b/stdio-common/tst-scanf-format-vf-ushort.c
+new file mode 100644
+index 0000000000000000..cb8eb4bdcf5e3abc
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf-ushort.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vfscanf' input for unsigned short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vf.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ushort.c"
+diff --git a/stdio-common/tst-scanf-format-vf.h b/stdio-common/tst-scanf-format-vf.h
+new file mode 100644
+index 0000000000000000..6037e63921aa4ba3
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vf.h
+@@ -0,0 +1,36 @@
++/* Test feature wrapper for formatted 'vfscanf' input.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include <stdarg.h>
++#include <stdio.h>
++
++static int
++scanf_under_test (const char *restrict fmt, ...)
++{
++  va_list ap;
++  int result;
++
++  va_start (ap, fmt);
++  result = vfscanf (stdin, fmt, ap);
++  va_end (ap);
++  if (ferror (stdin))
++    result = INPUT_ERROR;
++  else if (result == EOF)
++    result = INPUT_EOF;
++  return result;
++}

glibc-RHEL-46726-14.patch

@@ -0,0 +1,499 @@
+commit 47076b3163ce645f791d5c8f80080e9811733347
+Author: Maciej W. Rozycki <macro@redhat.com>
+Date:   Fri Mar 28 12:35:53 2025 +0000
+
+    stdio-common: Add tests for formatted vsscanf input specifiers
+    
+    Wire vsscanf into test infrastructure for formatted scanf input
+    specifiers.
+    
+    Reviewed-by: Joseph Myers <josmyers@redhat.com>
+
+diff --git a/stdio-common/Makefile b/stdio-common/Makefile
+index 13c50f07ccfc86c3..1aefe3702800bd73 100644
+--- a/stdio-common/Makefile
++++ b/stdio-common/Makefile
+@@ -52,7 +52,7 @@ nonfmt-xprintf-stems := \
+ xprintf-stems := $(sort $(fmt-xprintf-stems) $(nonfmt-xprintf-stems))
+ 
+ # List of markers for scanf family function tests.
+-xscanf-funcs := s f ss v vf
++xscanf-funcs := s f ss v vf vs
+ 
+ # List of data types and formats for individual per-conversion scanf tests.
+ # Further conversions are provided by sysdeps.
+diff --git a/stdio-common/tst-scanf-format-vs-c.c b/stdio-common/tst-scanf-format-vs-c.c
+new file mode 100644
+index 0000000000000000..2df5aa7acbecf851
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-c.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for the character conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-character.h"
++#include "tst-scanf-format-skeleton-c.c"
+diff --git a/stdio-common/tst-scanf-format-vs-char.c b/stdio-common/tst-scanf-format-vs-char.c
+new file mode 100644
+index 0000000000000000..ae4d8e0d0a06b549
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-char.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for signed char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-char.c"
+diff --git a/stdio-common/tst-scanf-format-vs-double.c b/stdio-common/tst-scanf-format-vs-double.c
+new file mode 100644
+index 0000000000000000..cd459a8506d4a1e1
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-double.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-double.c"
+diff --git a/stdio-common/tst-scanf-format-vs-float.c b/stdio-common/tst-scanf-format-vs-float.c
+new file mode 100644
+index 0000000000000000..7872afef5a49c515
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-float.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for float conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-float.c"
+diff --git a/stdio-common/tst-scanf-format-vs-int.c b/stdio-common/tst-scanf-format-vs-int.c
+new file mode 100644
+index 0000000000000000..e67b4be6c1ffffb4
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-int.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-int.c"
+diff --git a/stdio-common/tst-scanf-format-vs-ldouble.c b/stdio-common/tst-scanf-format-vs-ldouble.c
+new file mode 100644
+index 0000000000000000..4d299c29eeee5202
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-ldouble.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for long double conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-real.h"
++#include "tst-scanf-format-skeleton-ldouble.c"
+diff --git a/stdio-common/tst-scanf-format-vs-llong.c b/stdio-common/tst-scanf-format-vs-llong.c
+new file mode 100644
+index 0000000000000000..06c8cc921f40bcab
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-llong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for long long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-llong.c"
+diff --git a/stdio-common/tst-scanf-format-vs-long.c b/stdio-common/tst-scanf-format-vs-long.c
+new file mode 100644
+index 0000000000000000..575a6cb36a20385d
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-long.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for long conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-long.c"
+diff --git a/stdio-common/tst-scanf-format-vs-short.c b/stdio-common/tst-scanf-format-vs-short.c
+new file mode 100644
+index 0000000000000000..5473471996bfad9b
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-short.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-short.c"
+diff --git a/stdio-common/tst-scanf-format-vs-uchar.c b/stdio-common/tst-scanf-format-vs-uchar.c
+new file mode 100644
+index 0000000000000000..5a29b9b944f7df31
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-uchar.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for unsigned char conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uchar.c"
+diff --git a/stdio-common/tst-scanf-format-vs-uint.c b/stdio-common/tst-scanf-format-vs-uint.c
+new file mode 100644
+index 0000000000000000..b9486b1488270d7a
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-uint.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for unsigned int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-uint.c"
+diff --git a/stdio-common/tst-scanf-format-vs-ullong.c b/stdio-common/tst-scanf-format-vs-ullong.c
+new file mode 100644
+index 0000000000000000..5396a7812fc13c39
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-ullong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for unsigned long long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ullong.c"
+diff --git a/stdio-common/tst-scanf-format-vs-ulong.c b/stdio-common/tst-scanf-format-vs-ulong.c
+new file mode 100644
+index 0000000000000000..3dbc14206dea3176
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-ulong.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for unsigned long int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ulong.c"
+diff --git a/stdio-common/tst-scanf-format-vs-ushort.c b/stdio-common/tst-scanf-format-vs-ushort.c
+new file mode 100644
+index 0000000000000000..0f28b36dee83ddbe
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs-ushort.c
+@@ -0,0 +1,22 @@
++/* Test for formatted 'vsscanf' input for unsigned short int conversions.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include "tst-scanf-format-skeleton.h"
++#include "tst-scanf-format-vs.h"
++#include "tst-scanf-format-integer.h"
++#include "tst-scanf-format-skeleton-ushort.c"
+diff --git a/stdio-common/tst-scanf-format-vs.h b/stdio-common/tst-scanf-format-vs.h
+new file mode 100644
+index 0000000000000000..d49690daa00bb954
+--- /dev/null
++++ b/stdio-common/tst-scanf-format-vs.h
+@@ -0,0 +1,77 @@
++/* Test feature wrapper for formatted 'vsscanf' input.
++   Copyright (C) 2025 Free Software Foundation, Inc.
++   This file is part of the GNU C Library.
++
++   The GNU C Library is free software; you can redistribute it and/or
++   modify it under the terms of the GNU Lesser General Public
++   License as published by the Free Software Foundation; either
++   version 2.1 of the License, or (at your option) any later version.
++
++   The GNU C Library is distributed in the hope that it will be useful,
++   but WITHOUT ANY WARRANTY; without even the implied warranty of
++   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++   Lesser General Public License for more details.
++
++   You should have received a copy of the GNU Lesser General Public
++   License along with the GNU C Library; if not, see
++   <https://www.gnu.org/licenses/>.  */
++
++#include <stdarg.h>
++#include <stddef.h>
++#include <stdio.h>
++#include <stdlib.h>
++
++#include <support/support.h>
++
++static char *sscanf_buf;
++static size_t sscanf_buf_size;
++
++static void __attribute__ ((destructor))
++scanf_under_test_fini (void)
++{
++  free (sscanf_buf);
++}
++
++static int
++scanf_under_test (const char *restrict fmt, ...)
++{
++  size_t i = 0;
++  va_list ap;
++  int result;
++  int ch;
++
++  do
++    {
++      ch = read_input ();
++      if (ch < 0)
++	{
++	  result = ch;
++	  goto out;
++	}
++      if (i == sscanf_buf_size)
++	{
++	  sscanf_buf_size += SIZE_CHUNK;
++	  /* Add an extra byte for the terminating null character.  */
++	  sscanf_buf = xrealloc (sscanf_buf, sscanf_buf_size + 1);
++	}
++      sscanf_buf[i++] = ch;
++    }
++  while (ch != ':');
++  sscanf_buf[i++] = '\0';
++
++  ch = ungetc (ch, stdin);
++  if (ch == EOF)
++    {
++      result = INPUT_ERROR;
++      goto out;
++    }
++
++  va_start (ap, fmt);
++  result = vsscanf (sscanf_buf, fmt, ap);
++  va_end (ap);
++  if (result == EOF)
++    result = INPUT_EOF;
++
++out:
++  return result;
++}

glibc.spec

@@ -157,7 +157,7 @@ end \
 Summary: The GNU libc libraries
 Name: glibc
 Version: %{glibcversion}
-Release: 183%{?dist}
+Release: 184%{?dist}
 
 # In general, GPLv2+ is used by programs, LGPLv2+ is used for
 # libraries.
@@ -1166,6 +1166,21 @@ Patch858: glibc-RHEL-44920-5.patch
 Patch859: glibc-RHEL-44920-6.patch
 Patch860: glibc-RHEL-44920-7.patch
 Patch861: glibc-RHEL-44920-8.patch
+Patch862: glibc-RHEL-46726-1.patch
+Patch863: glibc-RHEL-46726-2.patch
+Patch864: glibc-RHEL-46726-3.patch
+Patch865: glibc-RHEL-46726-4.patch
+Patch866: glibc-RHEL-46726-5.patch
+Patch867: glibc-RHEL-46726-6.patch
+Patch868: glibc-RHEL-46726-7.patch
+Patch869: glibc-RHEL-46726-8.patch
+Patch870: glibc-RHEL-46726-9.patch
+Patch871: glibc-RHEL-46726-10.patch
+Patch872: glibc-RHEL-46726-11.patch
+Patch873: glibc-RHEL-46726-12.patch
+Patch874: glibc-RHEL-46726-13.patch
+Patch875: glibc-RHEL-46726-14.patch
+Patch876: glibc-RHEL-46726-15.patch
 
 ##############################################################################
 # Continued list of core "glibc" package information:
@@ -3159,6 +3174,9 @@ update_gconv_modules_cache ()
 %endif
 
 %changelog
+* Wed Apr  2 2025 Florian Weimer <fweimer@redhat.com> - 2.34-184
+- Extend scanf testing (RHEL-46726)
+
 * Mon Mar 31 2025 Frédéric Bérat <fberat@redhat.com> - 2.34-183
 - Fortify inet_ntop and inet_pton (RHEL-44920)