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[msan] Add a check for recursive __msan_init. 

llvm-svn: 197218
This commit is contained in:
Evgeniy Stepanov 2013-12-13 09:11:14 +00:00
parent fa561713f3
commit c8ccef49cc
1 changed files with 1 additions and 0 deletions
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compiler-rt/lib/msan/msan.cc
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@ -275,6 +275,7 @@ void __msan_warning_noreturn() {
} }
void __msan_init() { void __msan_init() {
CHECK(!msan_init_is_running);
if (msan_inited) return; if (msan_inited) return;
msan_init_is_running = 1; msan_init_is_running = 1;
SanitizerToolName = "MemorySanitizer"; SanitizerToolName = "MemorySanitizer";