================
@@ -414,7 +414,7 @@ let Class = PropertyTypeCase<APValue, "Union"> in {
let Read = [{ node.getUnionValue() }];
}
def : Creator<[{
- return APValue(cast<clang::FieldDecl>(fieldDecl), std::move(value));
+ return APValue(cast_if_present<clang::FieldDecl>(fieldDecl),
std::move(value));
----------------
hokein wrote:
Adding more context since it wasn’t obvious to me at first glance — In the
ASTWriter, the `fieldDecl` is written as `ap_value_node.getUnionField()`, and
`getUnionField()` may return a nullptr, so in the ASTReader here, we need to
handle the nullptr case to construct a null-field-decl `APValue`.
https://github.com/llvm/llvm-project/pull/140179
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