================
@@ -2612,44 +2671,309 @@ struct ConvertConstructorToDeductionGuideTransform {
SemaRef.CurrentInstantiationScope->InstantiatedLocal(OldParam, NewParam);
return NewParam;
}
+};
- FunctionTemplateDecl *buildDeductionGuide(
- TemplateParameterList *TemplateParams, CXXConstructorDecl *Ctor,
- ExplicitSpecifier ES, TypeSourceInfo *TInfo, SourceLocation LocStart,
- SourceLocation Loc, SourceLocation LocEnd,
- llvm::ArrayRef<TypedefNameDecl *> MaterializedTypedefs = {}) {
- DeclarationNameInfo Name(DeductionGuideName, Loc);
- ArrayRef<ParmVarDecl *> Params =
- TInfo->getTypeLoc().castAs<FunctionProtoTypeLoc>().getParams();
+// Find all template parameters of the AliasTemplate that appear in the
+// given DeducedArgs.
+SmallVector<unsigned>
+FindAppearedTemplateParamsInAlias(ArrayRef<TemplateArgument> DeducedArgs,
----------------
erichkeane wrote:
The generic suggestion is because it would, I believe, make this a much more
readable function with very minor changes in the 'use'. So I think there is
value there.
I see what you mean about the index, I think it is alright to leave the index
part.
https://github.com/llvm/llvm-project/pull/77890
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