* [PATCH] configure: add support for memory sanitizer (--enable-msan)
@ 2020-03-17 23:18 Matthias Maennich
2020-03-18 21:45 ` Dodji Seketeli
0 siblings, 1 reply; 2+ messages in thread
From: Matthias Maennich @ 2020-03-17 23:18 UTC (permalink / raw)
To: libabigail; +Cc: dodji, kernel-team, maennich
Similarly to asan, tsan and ubsan, add support for msan conditionally at
configure time. This allows us to track down issues caused by using
uninitialized values.
* configure.ac: Add configure options for -fsanitize=memory
Signed-off-by: Matthias Maennich <maennich@google.com>
---
configure.ac | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/configure.ac b/configure.ac
index 50a50c6c8932..9f30ea38cf86 100644
--- a/configure.ac
+++ b/configure.ac
@@ -120,6 +120,12 @@ AC_ARG_ENABLE(asan,
ENABLE_ASAN=$enableval,
ENABLE_ASAN=no)
+AC_ARG_ENABLE(msan,
+ AS_HELP_STRING([--enable-msan=yes|no],
+ [enable the support of building with -fsanitize=memory)]),
+ ENABLE_MSAN=$enableval,
+ ENABLE_MSAN=no)
+
AC_ARG_ENABLE(tsan,
AS_HELP_STRING([--enable-tsan=yes|no],
[enable the support of building with -fsanitize=thread)]),
@@ -620,6 +626,11 @@ if test x$ENABLE_ASAN = xyes; then
CXXFLAGS="$CXXFLAGS -fsanitize=address"
fi
+if test x$ENABLE_MSAN = xyes; then
+ CFLAGS="$CFLAGS -fsanitize=memory -fsanitize-memory-track-origins"
+ CXXFLAGS="$CXXFLAGS -fsanitize=memory -fsanitize-memory-track-origins"
+fi
+
if test x$ENABLE_TSAN = xyes; then
CFLAGS="$CFLAGS -fsanitize=thread"
CXXFLAGS="$CXXFLAGS -fsanitize=thread"
@@ -918,6 +929,7 @@ AC_MSG_NOTICE([
Enable python 3 : ${ENABLE_PYTHON3}
Enable running tests under Valgrind : ${enable_valgrind}
Enable build with -fsanitize=address : ${ENABLE_ASAN}
+ Enable build with -fsanitize=memory : ${ENABLE_MSAN}
Enable build with -fsanitize=thread : ${ENABLE_TSAN}
Enable build with -fsanitize=undefined : ${ENABLE_UBSAN}
Generate html apidoc : ${ENABLE_APIDOC}
--
2.25.1.481.gfbce0eb801-goog
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] configure: add support for memory sanitizer (--enable-msan)
2020-03-17 23:18 [PATCH] configure: add support for memory sanitizer (--enable-msan) Matthias Maennich
@ 2020-03-18 21:45 ` Dodji Seketeli
0 siblings, 0 replies; 2+ messages in thread
From: Dodji Seketeli @ 2020-03-18 21:45 UTC (permalink / raw)
To: Matthias Maennich; +Cc: libabigail, kernel-team
Matthias,
Matthias Maennich <maennich@google.com> a écrit:
> Similarly to asan, tsan and ubsan, add support for msan conditionally at
> configure time. This allows us to track down issues caused by using
> uninitialized values.
>
> * configure.ac: Add configure options for -fsanitize=memory
Applied to master.
Thanks!
--
Dodji
^ permalink raw reply [flat|nested] 2+ messages in thread
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