================
@@ -5560,6 +5560,25 @@ ExprResult Sema::BuildCXXDefaultArgExpr(SourceLocation
CallLoc,
Init, InitializationContext->Context);
}
+static FieldDecl *FindFieldDeclInstantiationPattern(const ASTContext &Ctx,
+ FieldDecl *Field) {
+ if (FieldDecl *Pattern = Ctx.getInstantiatedFromUnnamedFieldDecl(Field))
+ return Pattern;
+ auto *ParentRD = cast<CXXRecordDecl>(Field->getParent());
+ CXXRecordDecl *ClassPattern = ParentRD->getTemplateInstantiationPattern();
+ DeclContext::lookup_result Lookup =
+ ClassPattern->lookup(Field->getDeclName());
+ auto Rng = llvm::make_filter_range(Lookup, [] (auto && L) {
+ return isa<FieldDecl>(*L);
+ });
+ // FIXME: this breaks clang/test/Modules/pr28812.cpp
+ // assert(std::distance(Rng.begin(), Rng.end()) <= 1
+ // && "Duplicated instantiation pattern for field decl");
+ if(Rng.empty())
----------------
cor3ntin wrote:
I don't understand, can you clarify?
https://github.com/llvm/llvm-project/pull/114196
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