diff options
Diffstat (limited to 'lib/Target/X86/X86JITInfo.cpp')
| -rw-r--r-- | lib/Target/X86/X86JITInfo.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Target/X86/X86JITInfo.cpp b/lib/Target/X86/X86JITInfo.cpp index cca391f647..0a4accee99 100644 --- a/lib/Target/X86/X86JITInfo.cpp +++ b/lib/Target/X86/X86JITInfo.cpp @@ -351,6 +351,9 @@ static void LLVM_ATTRIBUTE_USED X86CompilationCallback2(intptr_t *StackPtr, intptr_t RetAddr) { intptr_t *RetAddrLoc = &StackPtr[1]; + // We are reading raw stack data here. Tell MemorySanitizer that it is + // sufficiently initialized. + __msan_unpoison(RetAddrLoc, sizeof(*RetAddrLoc)); assert(*RetAddrLoc == RetAddr && "Could not find return address on the stack!"); |