Index: src/x64/lithium-codegen-x64.cc |
diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc |
index b461e6290376d4b842640115cea9ec1bd7da2d90..4d47c4b68722325b32c08100ae32e27d0c657625 100644 |
--- a/src/x64/lithium-codegen-x64.cc |
+++ b/src/x64/lithium-codegen-x64.cc |
@@ -4537,6 +4537,7 @@ void LCodeGen::DoClampTToUint8(LClampTToUint8* instr) { |
void LCodeGen::DoCheckPrototypeMaps(LCheckPrototypeMaps* instr) { |
+ ASSERT(instr->temp()->Equals(instr->result())); |
Register reg = ToRegister(instr->temp()); |
Handle<JSObject> holder = instr->holder(); |