================
@@ -2341,8 +2341,15 @@ llvm::Value *CodeGenFunction::EmitDynamicCast(Address
ThisAddr,
} else if (IsExact) {
// If the destination type is effectively final, this pointer points to the
// right type if and only if its vptr has the right value.
- Value = CGM.getCXXABI().emitExactDynamicCast(
- *this, ThisAddr, SrcRecordTy, DestTy, DestRecordTy, CastEnd, CastNull);
+ std::optional<llvm::Value *> ExactCast =
+ CGM.getCXXABI().emitExactDynamicCast(*this, ThisAddr, SrcRecordTy,
----------------
ojhunt wrote:
@efriedma-quic ah right, the issue is it is simultaneously working out if there
is a path and working out the offset that should be taken. But I think that can
be computed as a cumulative offset.
https://github.com/llvm/llvm-project/pull/148088
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