[ProfileData] Fix msan -fsanitize-memory-param-retval after D135929

test/tools/llvm-cov/load-multiple-objects.test calls IndexedInstrProfReader::readBinaryIds with uninitialized BinaryIdsStart.
llvm · Dec 29, 2022 · 484f69b · 484f69b
1 parent 8f8313d
commit 484f69b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/llvm/include/llvm/ProfileData/InstrProfReader.h b/llvm/include/llvm/ProfileData/InstrProfReader.h
@@ -609,7 +609,7 @@ class IndexedInstrProfReader : public InstrProfReader {
   /// Total size of binary ids.
   uint64_t BinaryIdsSize{0};
   /// Start address of binary id length and data pairs.
-  const uint8_t *BinaryIdsStart;
+  const uint8_t *BinaryIdsStart = nullptr;
 
   // Index to the current record in the record array.
   unsigned RecordIndex;