Suppress diagnostics during name lookup for absolute value type.

llvm-svn: 203061

clang/lib/Sema/SemaChecking.cpp

@@ -3817,6 +3817,7 @@ static void emitReplacement(Sema &S, SourceLocation Loc, SourceRange Range,
   // Look up absolute value function in TU scope.
   DeclarationName DN(&S.Context.Idents.get(AbsName));
   LookupResult R(S, DN, Loc, Sema::LookupAnyName);
+  R.suppressDiagnostics();
   S.LookupName(R, S.TUScope);
 
   // Skip notes if multiple results found in lookup.