template<typename Derived>
ExprResult
TreeTransform<Derived>::TransformUserDefinedLiteral(UserDefinedLiteral *E) {
+ if (FunctionDecl *FD = E->getDirectCallee())
+ SemaRef.MarkFunctionReferenced(E->getLocStart(), FD);
return SemaRef.MaybeBindToTemporary(E);
}
--- /dev/null
+// RUN: %clang_cc1 -std=c++11 -verify %s -Wunused
+
+namespace {
+double operator"" _x(long double value) { return double(value); }
+int operator"" _ii(long double value) { return int(value); } // expected-warning {{not needed and will not be emitted}}
+}
+
+namespace rdar13589856 {
+ template<class T> double value() { return 3.2_x; }
+ template<class T> int valuei() { return 3.2_ii; }
+
+ double get_value() { return value<double>(); }
+}