From dc53defcf35cec20c720e2bb1a7fcfcf12c53bf3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?V=C3=A1clav=20Kadl=C4=8D=C3=ADk?= <vkadlcik@redhat.com>
Date: Fri, 9 Jul 2021 15:36:20 +0200
Subject: [PATCH] Import RHEL's regression test for #1893340

---
 .../b.gdb                                     |  2 +
 .../main.fmf                                  | 17 ++++++
 .../runtest.sh                                | 52 +++++++++++++++++++
 .../test.c                                    |  6 +++
 4 files changed, 77 insertions(+)
 create mode 100644 tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/b.gdb
 create mode 100644 tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/main.fmf
 create mode 100755 tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/runtest.sh
 create mode 100644 tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/test.c

diff --git a/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/b.gdb b/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/b.gdb
new file mode 100644
index 0000000..341301d
--- /dev/null
+++ b/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/b.gdb
@@ -0,0 +1,2 @@
+info functions foo
+q
diff --git a/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/main.fmf b/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/main.fmf
new file mode 100644
index 0000000..7054cbd
--- /dev/null
+++ b/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/main.fmf
@@ -0,0 +1,17 @@
+summary: Test for BZ#1893340 (Variadic arguments are missing from debugging data)
+description: |
+    Bug summary: Variadic arguments are missing from debugging data when building with -flto
+    Bugzilla link: https://bugzilla.redhat.com/show_bug.cgi?id=1893340
+contact: Alexandra Hájková <ahajkova@redhat.com>
+component:
+- gcc
+test: ./runtest.sh
+framework: beakerlib
+recommend:
+- gcc
+- gdb
+duration: 5m
+link:
+-   relates: https://bugzilla.redhat.com/show_bug.cgi?id=1893340
+extra-summary: /tools/gcc/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data
+extra-task: /tools/gcc/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data
diff --git a/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/runtest.sh b/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/runtest.sh
new file mode 100755
index 0000000..f2dd2ca
--- /dev/null
+++ b/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/runtest.sh
@@ -0,0 +1,52 @@
+#!/bin/bash
+# vim: dict+=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   runtest.sh of /tools/gcc/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data
+#   Description: Test for BZ#1893340 (Variadic arguments are missing from debugging data)
+#   Author: Alexandra Hájková <ahajkova@redhat.com>
+#
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   Copyright (c) 2021 Red Hat, Inc.
+#
+#   This program is free software: you can redistribute it and/or
+#   modify it under the terms of the GNU General Public License as
+#   published by the Free Software Foundation, either version 2 of
+#   the License, or (at your option) any later version.
+#
+#   This program 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 General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program. If not, see http://www.gnu.org/licenses/.
+#
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+# Include Beaker environment
+. /usr/share/beakerlib/beakerlib.sh || exit 1
+
+PACKAGE="gcc"
+
+rlJournalStart
+    rlPhaseStartSetup
+        rlAssertRpm $PACKAGE
+        rlRun "TmpDir=\$(mktemp -d)" 0 "Creating tmp directory"
+        rlRun "cp test.c b.gdb $TmpDir"
+        rlRun "pushd $TmpDir"
+    rlPhaseEnd
+
+    rlPhaseStartTest
+    rlRun "gcc -fPIC -shared -o libtest.so -O0 -g test.c"
+    rlRun "gdb -x b.gdb libtest.so > gdb.log"
+    rlAssertGrep "void foo(int, ...);" gdb.log
+    rlPhaseEnd
+
+    rlPhaseStartCleanup
+        rlRun "popd"
+        rlRun "rm -r $TmpDir" 0 "Removing tmp directory"
+    rlPhaseEnd
+rlJournalPrintText
+rlJournalEnd
diff --git a/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/test.c b/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/test.c
new file mode 100644
index 0000000..3de5962
--- /dev/null
+++ b/tests/Regression/bz1893340-Variadic-arguments-are-missing-from-debugging-data/test.c
@@ -0,0 +1,6 @@
+#include <stdarg.h>
+void foo(int args, ...) {
+    va_list ap;
+    va_start(ap, args);
+    va_end(ap);
+}