diff options
Diffstat (limited to 'compiler-rt/lib/tsan/rtl/tsan_suppressions.cc')
| -rw-r--r-- | compiler-rt/lib/tsan/rtl/tsan_suppressions.cc | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/compiler-rt/lib/tsan/rtl/tsan_suppressions.cc b/compiler-rt/lib/tsan/rtl/tsan_suppressions.cc index 69e616c135e..4606c2656cc 100644 --- a/compiler-rt/lib/tsan/rtl/tsan_suppressions.cc +++ b/compiler-rt/lib/tsan/rtl/tsan_suppressions.cc @@ -21,6 +21,19 @@ #include "tsan_mman.h" #include "tsan_platform.h" +// Suppressions for true/false positives in standard libraries. +static const char *const std_suppressions = +// Libstdc++ 4.4 has data races in std::string. +// See http://crbug.com/181502 for an example. +"race:^_M_rep$\n" +"race:^_M_is_leaked$\n" + +// False positive when using std <thread>. +// Happens because we miss atomic synchronization in libstdc++. +// See http://llvm.org/bugs/show_bug.cgi?id=17066 for details. +"race:std::_Sp_counted_ptr_inplace<std::thread::_Impl\n" +; + // Can be overriden in frontend. #ifndef TSAN_GO extern "C" const char *WEAK __tsan_default_suppressions() { @@ -72,6 +85,7 @@ void InitializeSuppressions() { #ifndef TSAN_GO supp = __tsan_default_suppressions(); g_ctx->Parse(supp); + g_ctx->Parse(std_suppressions); #endif } |
