From d9d9a545119d6538a94e90989c5cf0147cb02a8a Mon Sep 17 00:00:00 2001 From: Kostya Serebryany Date: Wed, 14 Dec 2016 18:13:02 +0000 Subject: [libFuzzer] disable msan for one more hook that reads target's data that might be uninitialized llvm-svn: 289680 --- llvm/lib/Fuzzer/FuzzerTracePC.cpp | 3 +++ 1 file changed, 3 insertions(+) (limited to 'llvm/lib/Fuzzer/FuzzerTracePC.cpp') diff --git a/llvm/lib/Fuzzer/FuzzerTracePC.cpp b/llvm/lib/Fuzzer/FuzzerTracePC.cpp index 7e7a9143830..781bd56eb7e 100644 --- a/llvm/lib/Fuzzer/FuzzerTracePC.cpp +++ b/llvm/lib/Fuzzer/FuzzerTracePC.cpp @@ -218,6 +218,9 @@ void TracePC::AddValueForMemcmp(void *caller_pc, const void *s1, const void *s2, TPC.HandleValueProfile((PC & 4095) | (Idx << 12)); } +#ifdef __clang__ // avoid gcc warning. +__attribute__((no_sanitize("memory"))) +#endif void TracePC::AddValueForStrcmp(void *caller_pc, const char *s1, const char *s2, size_t n) { if (!n) return; -- cgit v1.2.3