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-rw-r--r--llvm/lib/IR/Verifier.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/IR/Verifier.cpp b/llvm/lib/IR/Verifier.cpp
index 22a5a9620b0..0b9f6786000 100644
--- a/llvm/lib/IR/Verifier.cpp
+++ b/llvm/lib/IR/Verifier.cpp
@@ -877,7 +877,7 @@ Verifier::visitModuleFlag(const MDNode *Op,
"invalid behavior operand in module flag (unexpected constant)",
Op->getOperand(0));
}
- MDString *ID = dyn_cast<MDString>(Op->getOperand(1));
+ MDString *ID = dyn_cast_or_null<MDString>(Op->getOperand(1));
Assert1(ID,
"invalid ID operand in module flag (expected metadata string)",
Op->getOperand(1));
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