================
@@ -5322,6 +5324,11 @@ RValue CodeGenFunction::EmitCall(const CGFunctionInfo
&CallInfo,
IRCallArgs[FirstIRArg] = Val;
break;
}
+ } else if (I->getType()->isArrayParameterType()) {
+ // use the tmp created by the HLSLOutArgExpr
+ // instead of creating a new one below and copying the tmp into it.
+ IRCallArgs[FirstIRArg] = I->getKnownRValue().getScalarVal();
+ break;
----------------
llvm-beanz wrote:
Bleh... I spent some time today looking at this, and I think I've convinced
myself that this is probably the simplest approach.
Without this you get a redundant copy because the cast that produces the
ArrayParameterType. I have one small request to change the comment above.
https://github.com/llvm/llvm-project/pull/111047
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