================
@@ -1359,6 +1380,10 @@ RValue CIRGenFunction::emitCall(const CIRGenFunctionInfo
&funcInfo,
assert(!cir::MissingFeatures::lowerAggregateLoadStore());
cirCallArgs[argNo] = builder.createLoad(argLoc, src);
}
+
+ if (isArgumentMaybeUndef(targetDecl, funcInfo.getNumRequiredArgs(), argNo))
----------------
andykaylor wrote:
I'm not sure this is the right place to do this. Classic codegen has it in a
lot of places that depend on the ABI classification. It always creates a
freeze, but I'm not sure if it's always needed depending on the classification.
Can you at least add test cases that hit all the different paths where classic
codegen does this?
https://github.com/llvm/llvm-project/pull/234124
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