[PATCH] D135370: Narrow inline namespace filtration for unqualified friend declarations

[Troy Johnson via Phabricator via cfe-commits]

troyj updated this revision to Diff 466072.
troyj added a comment.

Added more diff context as requested.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D135370/new/

https://reviews.llvm.org/D135370

Files:
  clang/lib/Sema/SemaTemplateInstantiateDecl.cpp


Index: clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
===================================================================
--- clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -2273,9 +2273,11 @@
     // Filter out previous declarations that don't match the scope. The only
     // effect this has is to remove declarations found in inline namespaces
     // for friend declarations with unqualified names.
-    SemaRef.FilterLookupForScope(Previous, DC, /*Scope*/ nullptr,
-                                 /*ConsiderLinkage*/ true,
-                                 QualifierLoc.hasQualifier());
+    if (isFriend && !QualifierLoc && !FunctionTemplate) {
+      SemaRef.FilterLookupForScope(Previous, DC, /*Scope=*/ nullptr,
+                                   /*ConsiderLinkage=*/ true,
+                                   QualifierLoc.hasQualifier());
+    }
   }
 
   // Per [temp.inst], default arguments in function declarations at local scope


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