================
@@ -550,7 +576,7 @@ void
AggExprEmitter::emitNullInitializationToLValue(mlir::Location loc,
return;
}
- cgf.cgm.errorNYI("emitStoreThroughBitfieldLValue");
+ cgf.emitStoreThroughBitfieldLValue(RValue::get(null), lv);
----------------
andykaylor wrote:
OGCG implements this as:
```
// For non-aggregates, we can store the appropriate null constant.
llvm::Value *null = CGF.CGM.EmitNullConstant(type);
// Note that the following is not equivalent to
// EmitStoreThroughBitfieldLValue for ARC types.
if (lv.isBitField()) {
CGF.EmitStoreThroughBitfieldLValue(RValue::get(null), lv);
} else {
assert(lv.isSimple());
CGF.EmitStoreOfScalar(null, lv, /* isInitialization */ true);
}
```
We should probably follow that structure rather than assume it's a bitfield if
it's not simple.
https://github.com/llvm/llvm-project/pull/164172
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