================
@@ -3959,6 +3959,14 @@ llvm::Constant
*CodeGenFunction::EmitCheckTypeDescriptor(QualType T) {
uint16_t TypeInfo = 0;
bool IsBitInt = false;
+ // isIntegerType() never holds for scoped enums, and getAs<BitIntType> can't
+ // see through the EnumType node to a __BitInt underlying type even for
+ // unscoped enums.
+ QualType BackupT = T;
+ if (const EnumType *ET = T->getAs<EnumType>())
+ if (ET->getDecl()->isComplete())
----------------
zebullax wrote:
We could , but before our change an incomplete enum would not ICE, so it would
be fairly hostile to users ? Incomplete now (as before) simply trickled down to
`unknown` , which isnt awesome but at least consistent with previous state.
https://github.com/llvm/llvm-project/pull/216460
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