vendor/llvm/llvm-release_39-r278877

1 files changed, 3 insertions, 2 deletions

diff --git a/lib/Transforms/Instrumentation/ThreadSanitizer.cpp b/lib/Transforms/Instrumentation/ThreadSanitizer.cpp
index dcb62d3ed1b5..41041c78db97 100644
--- a/lib/Transforms/Instrumentation/ThreadSanitizer.cpp
+++ b/lib/Transforms/Instrumentation/ThreadSanitizer.cpp
@@ -272,8 +272,9 @@ static bool shouldInstrumentReadWriteFromAddress(Value *Addr) {
         return false;
     }
 
-    // Check if the global is in a GCOV counter array.
-    if (GV->getName().startswith("__llvm_gcov_ctr"))
+    // Check if the global is private gcov data.
+    if (GV->getName().startswith("__llvm_gcov") ||
+        GV->getName().startswith("__llvm_gcda"))
       return false;
   }