1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/MIRParser/MILexer.h b/llvm/lib/CodeGen/MIRParser/MILexer.h
index f72897a5217..9a403496351 100644
--- a/llvm/lib/CodeGen/MIRParser/MILexer.h
+++ b/llvm/lib/CodeGen/MIRParser/MILexer.h
@@ -47,6 +47,7 @@ struct MIToken {
     kw_dead,
     kw_killed,
     kw_undef,
+    kw_debug_use,
     kw_frame_setup,
     kw_debug_location,
     kw_cfi_offset,
@@ -118,7 +119,8 @@ public:
 
   bool isRegisterFlag() const {
     return Kind == kw_implicit || Kind == kw_implicit_define ||
-           Kind == kw_dead || Kind == kw_killed || Kind == kw_undef;
+           Kind == kw_dead || Kind == kw_killed || Kind == kw_undef ||
+           Kind == kw_debug_use;
   }
 
   bool isMemoryOperandFlag() const { return Kind == kw_volatile; }