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-rw-r--r--lib/Transforms/Instrumentation/MemorySanitizer.cpp10
1 files changed, 6 insertions, 4 deletions
diff --git a/lib/Transforms/Instrumentation/MemorySanitizer.cpp b/lib/Transforms/Instrumentation/MemorySanitizer.cpp
index 5810829..a3a688d 100644
--- a/lib/Transforms/Instrumentation/MemorySanitizer.cpp
+++ b/lib/Transforms/Instrumentation/MemorySanitizer.cpp
@@ -366,11 +366,13 @@ bool MemorySanitizer::doInitialization(Module &M) {
appendToGlobalCtors(M, cast<Function>(M.getOrInsertFunction(
"__msan_init", IRB.getVoidTy(), NULL)), 0);
- new GlobalVariable(M, IRB.getInt32Ty(), true, GlobalValue::WeakODRLinkage,
- IRB.getInt32(TrackOrigins), "__msan_track_origins");
+ if (TrackOrigins)
+ new GlobalVariable(M, IRB.getInt32Ty(), true, GlobalValue::WeakODRLinkage,
+ IRB.getInt32(TrackOrigins), "__msan_track_origins");
- new GlobalVariable(M, IRB.getInt32Ty(), true, GlobalValue::WeakODRLinkage,
- IRB.getInt32(ClKeepGoing), "__msan_keep_going");
+ if (ClKeepGoing)
+ new GlobalVariable(M, IRB.getInt32Ty(), true, GlobalValue::WeakODRLinkage,
+ IRB.getInt32(ClKeepGoing), "__msan_keep_going");
return true;
}