glibc-2.24.90-31

- Fix builds with GCC 7.0.

glibc-gcc-strict-overflow.patch

@@ -0,0 +1,37 @@
+Builds with gcc 7.0 fail with:
+
+../test-skeleton.c: In function ‘legacy_test_function’:
+cc1: error: assuming signed overflow does not occur when \
+assuming that (X - c) <= X is always true [-Werror=strict-overflow]
+
+Ignoring this warning until the test or compiler is adjusted.
+Disabled with -Wno-strict-overflow. Attempted -Wstrict-overflow=1,
+but it still results in the same warning.
+
+Index: glibc-2.24-661-g5653ab1/string/Makefile
+===================================================================
+--- glibc-2.24-661-g5653ab1.orig/string/Makefile
++++ glibc-2.24-661-g5653ab1/string/Makefile
+@@ -71,7 +71,9 @@ include ../Rules
+ CFLAGS-inl-tester.c = -fno-builtin
+ CFLAGS-noinl-tester.c = -fno-builtin
+ CFLAGS-tst-strlen.c = -fno-builtin
+-CFLAGS-stratcliff.c = -fno-builtin
++# Added '-Wno-strict-overflow' for gcc 7.0 until the test or compiler
++# is adjusted.
++CFLAGS-stratcliff.c = -fno-builtin -Wno-strict-overflow
+ CFLAGS-test-ffs.c = -fno-builtin
+ CFLAGS-tst-inlcall.c = -fno-builtin
+ CFLAGS-tst-xbzero-opt.c = -O3
+Index: glibc-2.24-661-g5653ab1/wcsmbs/Makefile
+===================================================================
+--- glibc-2.24-661-g5653ab1.orig/wcsmbs/Makefile
++++ glibc-2.24-661-g5653ab1/wcsmbs/Makefile
+@@ -102,3 +102,7 @@ CPPFLAGS += $(libio-mtsafe)
+ CPPFLAGS-wcstold_l.c = -I../stdlib
+ 
+ $(objpfx)tst-wcstod-nan-locale: $(libm)
++
++# Added '-Wno-strict-overflow' for gcc 7.0 until the test or compiler
++# is adjusted.
++CFLAGS-wcsatcliff.c = -Wno-strict-overflow

glibc.spec

@@ -1,6 +1,6 @@
 %define glibcsrcdir  glibc-2.24-661-g5653ab1
 %define glibcversion 2.24.90
-%define glibcrelease 30%{?dist}
+%define glibcrelease 31%{?dist}
 # Pre-release tarballs are pulled in from git using a command that is
 # effectively:
 #
@@ -251,6 +251,9 @@ Patch0059: glibc-c-utf8-locale.patch
 # Build libcrypt twice, with and without NSS.
 Patch0060: glibc-rh1324623.patch
 
+# Fix -Wstrict-overflow issues with gcc 7.0.
+Patch0061: glibc-gcc-strict-overflow.patch
+
 ##############################################################################
 #
 # Patches from upstream
@@ -862,6 +865,7 @@ microbenchmark tests on the system.
 %patch2037 -p1
 %patch2110 -p1
 %patch2112 -p1
+%patch0061 -p1
 
 ##############################################################################
 # %%prep - Additional prep required...
@@ -2266,6 +2270,9 @@ rm -f *.filelist*
 %endif
 
 %changelog
+* Wed Feb 08 2017 Carlos O'Donell <carlos@redhat.com> - 2.24.90-31
+- Fix builds with GCC 7.0.
+
 * Wed Feb 01 2017 Carlos O'Donell <carlos@redhat.com> - 2.24.90-30
 - Optimize IBM z System builds for zEC12.