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authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2015-02-23 21:01:57 +0000
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2015-02-23 21:01:57 +0000
commitb03e9c2b871a223ffcf152d233945031361e8be1 (patch)
tree2cf5afd3646e7f3b5b649a5a4d69ec59351234ed /libsanitizer/asan
parente8a63d75c627f99f7f15d8f2e9460a1798a1dd01 (diff)
PR bootstrap/63888
* asan/asan_globals.cc (RegisterGlobal): Disable detect_odr_violation support until it is rewritten upstream. * c-c++-common/asan/pr63888.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@220919 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libsanitizer/asan')
-rw-r--r--libsanitizer/asan/asan_globals.cc4
1 files changed, 3 insertions, 1 deletions
diff --git a/libsanitizer/asan/asan_globals.cc b/libsanitizer/asan/asan_globals.cc
index ee2ecdcc9575..4bb88cfa001f 100644
--- a/libsanitizer/asan/asan_globals.cc
+++ b/libsanitizer/asan/asan_globals.cc
@@ -148,7 +148,9 @@ static void RegisterGlobal(const Global *g) {
CHECK(AddrIsInMem(g->beg));
CHECK(AddrIsAlignedByGranularity(g->beg));
CHECK(AddrIsAlignedByGranularity(g->size_with_redzone));
- if (flags()->detect_odr_violation) {
+ // This "ODR violation" detection is fundamentally incompatible with
+ // how GCC registers globals. Disable as useless until rewritten upstream.
+ if (0 && flags()->detect_odr_violation) {
// Try detecting ODR (One Definition Rule) violation, i.e. the situation
// where two globals with the same name are defined in different modules.
if (__asan_region_is_poisoned(g->beg, g->size_with_redzone)) {