In C++ keep unavailable function calls in the AST, like in C/ObjC.

This allows the migrator to visit and fix them.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@143699 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 7 insertions, 0 deletions

diff --git a/lib/Sema/SemaOverload.cpp b/lib/Sema/SemaOverload.cpp
index 153c0f8c24..4db75a3bda 100644
--- a/lib/Sema/SemaOverload.cpp
+++ b/lib/Sema/SemaOverload.cpp
@@ -8761,6 +8761,13 @@ Sema::BuildOverloadedCallExpr(Scope *S, Expr *Fn, UnresolvedLookupExpr *ULE,
         << getDeletedOrUnavailableSuffix(Best->Function)
         << Fn->getSourceRange();
       CandidateSet.NoteCandidates(*this, OCD_AllCandidates, Args, NumArgs);
+
+      // We emitted an error for the unvailable/deleted function call but keep
+      // the call in the AST.
+      FunctionDecl *FDecl = Best->Function;
+      Fn = FixOverloadedFunctionReference(Fn, Best->FoundDecl, FDecl);
+      return BuildResolvedCallExpr(Fn, FDecl, LParenLoc, Args, NumArgs,
+                                   RParenLoc, ExecConfig);
     }
     break;
   }