Preserve the FoundDecl when performing overload resolution for constructors.

This is in preparation for C++ P0136R1, which switches the model for inheriting
constructors over from synthesizing a constructor to finding base class
constructors (via using shadow decls) when looking for derived class
constructors.

llvm-svn: 269231

1 files changed, 3 insertions, 2 deletions

diff --git a/clang/lib/Sema/SemaTemplateInstantiate.cpp b/clang/lib/Sema/SemaTemplateInstantiate.cpp
index c9eaa243c6c..243fedbd65b 100644
--- a/clang/lib/Sema/SemaTemplateInstantiate.cpp
+++ b/clang/lib/Sema/SemaTemplateInstantiate.cpp
@@ -2321,8 +2321,9 @@ bool Sema::InstantiateClassTemplateSpecialization(
                                     Info)) {
       // Store the failed-deduction information for use in diagnostics, later.
       // TODO: Actually use the failed-deduction info?
-      FailedCandidates.addCandidate()
-          .set(Partial, MakeDeductionFailureInfo(Context, Result, Info));
+      FailedCandidates.addCandidate().set(
+          DeclAccessPair::make(Template, AS_public), Partial,
+          MakeDeductionFailureInfo(Context, Result, Info));
       (void)Result;
     } else {
       Matched.push_back(PartialSpecMatchResult());