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-rw-r--r--llvm/lib/AsmParser/LLParser.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp
index dc348e4d4b7..6e79960e3db 100644
--- a/llvm/lib/AsmParser/LLParser.cpp
+++ b/llvm/lib/AsmParser/LLParser.cpp
@@ -3506,7 +3506,7 @@ bool LLParser::ParseMDFile(MDNode *&Result, bool IsDistinct) {
bool LLParser::ParseMDCompileUnit(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
REQUIRED(language, DwarfLangField, ); \
- REQUIRED(file, MDField, ); \
+ REQUIRED(file, MDField, (/* AllowNull */ false)); \
OPTIONAL(producer, MDStringField, ); \
OPTIONAL(isOptimized, MDBoolField, ); \
OPTIONAL(flags, MDStringField, ); \
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