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[PATCH] tests: Use valgrind --leak-check=full.

When --enable-valgrind is given run the testsuite with --leak-check=full
treating any memory leak as a failure. Also disable valgrind for those
tests that trigger a valgrind bug.
https://bugs.kde.org/show_bug.cgi?id=327427

Signed-off-by: Mark Wielaard <mjw@redhat.com>
---
 tests/ChangeLog                   |  8 ++++++++
 tests/Makefile.am                 |  2 +-
 tests/run-backtrace-demangle.sh   | 11 +++++++++++
 tests/run-stack-d-test.sh         | 10 ++++++++++
 tests/run-stack-demangled-test.sh | 10 ++++++++++
 tests/run-stack-i-test.sh         | 10 ++++++++++
 6 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/tests/ChangeLog b/tests/ChangeLog
index 4c56400..2940e38 100644
--- a/tests/ChangeLog
+++ b/tests/ChangeLog
@@ -1,3 +1,11 @@
+2015-12-02  Mark Wielaard  <mjw@redhat.com>
+
+	* Makefile.am (valgrind_cmd): Use --leak-check=full.
+	* run-backtrace-demangle.sh: Disable valgrind.
+	* run-stack-demangled-test.sh: Likewise.
+	* run-stack-d-test.sh: Likewise.
+	* run-stack-i-test.sh: Likewise.
+
 2015-12-01  Mark Wielaard  <mjw@redhat.com>
 
 	* test-flag-nobits.c (main): Call elf_end.
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 30cf137..0077c0f 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -307,7 +307,7 @@ EXTRA_DIST = run-arextract.sh run-arsymtest.sh \
 	     run-lfs-symbols.sh lfs-symbols testfile-nolfs.bz2
 
 if USE_VALGRIND
-valgrind_cmd='valgrind -q --error-exitcode=1 --run-libc-freeres=no'
+valgrind_cmd='valgrind -q --leak-check=full --error-exitcode=1'
 endif
 
 
diff --git a/tests/run-backtrace-demangle.sh b/tests/run-backtrace-demangle.sh
index 71a7351..2d25324 100755
--- a/tests/run-backtrace-demangle.sh
+++ b/tests/run-backtrace-demangle.sh
@@ -26,6 +26,11 @@ child=testfile-backtrace-demangle
 testfiles $child{,.core}
 tempfiles $child.{bt,err}
 
+# Disable valgrind while dumping because of a bug unmapping libc.so.
+# https://bugs.kde.org/show_bug.cgi?id=327427
+SAVED_VALGRIND_CMD="$VALGRIND_CMD"
+unset VALGRIND_CMD
+
 # There can be more than 3 frames, but depending on the system/installed
 # glibc we might not be able to unwind fully till the end.
 # cxxfunc -> f -> main
@@ -33,6 +38,12 @@ tempfiles $child.{bt,err}
 # (exit code 1)
 testrun ${abs_top_builddir}/src/stack -n 2 -e $child --core $child.core >$child.bt 2>$child.err || exitcode=$?
 cat $child.{bt,err}
+
+if [ "x$SAVED_VALGRIND_CMD" != "x" ]; then
+  VALGRIND_CMD="$SAVED_VALGRIND_CMD"
+  export VALGRIND_CMD
+fi
+
 if test $exitcode != 1 || ! grep "shown max number of frames" $child.err; then
   echo >&2 $2: expected more than 2 frames
   false
diff --git a/tests/run-stack-d-test.sh b/tests/run-stack-d-test.sh
index 4198201..a9f0380 100755
--- a/tests/run-stack-d-test.sh
+++ b/tests/run-stack-d-test.sh
@@ -68,6 +68,11 @@ else
 STACKCMD=${abs_top_builddir}/src/stack
 fi
 
+# Disable valgrind while dumping because of a bug unmapping libc.so.
+# https://bugs.kde.org/show_bug.cgi?id=327427
+SAVED_VALGRIND_CMD="$VALGRIND_CMD"
+unset VALGRIND_CMD
+
 # Without -d the top function comes out as fu. Use --raw to not demangle.
 testrun_compare ${abs_top_builddir}/src/stack -r -n 2 -e testfiledwarfinlines --core testfiledwarfinlines.core<<EOF
 PID 13654 - core
@@ -109,4 +114,9 @@ TID 13654:
 $STACKCMD: tid 13654: shown max number of frames (2, use -n 0 for unlimited)
 EOF
 
+if [ "x$SAVED_VALGRIND_CMD" != "x" ]; then
+  VALGRIND_CMD="$SAVED_VALGRIND_CMD"
+  export VALGRIND_CMD
+fi
+
 exit 0
diff --git a/tests/run-stack-demangled-test.sh b/tests/run-stack-demangled-test.sh
index 98f8ff8..c26918f 100755
--- a/tests/run-stack-demangled-test.sh
+++ b/tests/run-stack-demangled-test.sh
@@ -37,6 +37,11 @@ else
 STACKCMD=${abs_top_builddir}/src/stack
 fi
 
+# Disable valgrind while dumping because of a bug unmapping libc.so.
+# https://bugs.kde.org/show_bug.cgi?id=327427
+SAVED_VALGRIND_CMD="$VALGRIND_CMD"
+unset VALGRIND_CMD
+
 # Without -d the top function comes out as fu.
 testrun_compare ${abs_top_builddir}/src/stack -n 2 -e testfiledwarfinlines --core testfiledwarfinlines.core<<EOF
 PID 13654 - core
@@ -92,4 +97,9 @@ TID 13654:
 $STACKCMD: tid 13654: shown max number of frames (6, use -n 0 for unlimited)
 EOF
 
+if [ "x$SAVED_VALGRIND_CMD" != "x" ]; then
+  VALGRIND_CMD="$SAVED_VALGRIND_CMD"
+  export VALGRIND_CMD
+fi
+
 exit 0
diff --git a/tests/run-stack-i-test.sh b/tests/run-stack-i-test.sh
index ffab85f..3722ab0 100755
--- a/tests/run-stack-i-test.sh
+++ b/tests/run-stack-i-test.sh
@@ -29,6 +29,11 @@ else
 STACKCMD=${abs_top_builddir}/src/stack
 fi
 
+# Disable valgrind while dumping because of a bug unmapping libc.so.
+# https://bugs.kde.org/show_bug.cgi?id=327427
+SAVED_VALGRIND_CMD="$VALGRIND_CMD"
+unset VALGRIND_CMD
+
 # Compare with run-stack-d-test.sh to see the output without --inlines.
 # Only two call frames are visible (there is a jump from main to fu or
 # fubar). Explicitly use --raw so demangler support being configured in
@@ -68,4 +73,9 @@ TID 13654:
 $STACKCMD: tid 13654: shown max number of frames (6, use -n 0 for unlimited)
 EOF
 
+if [ "x$SAVED_VALGRIND_CMD" != "x" ]; then
+  VALGRIND_CMD="$SAVED_VALGRIND_CMD"
+  export VALGRIND_CMD
+fi
+
 exit 0
-- 
2.5.0
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