gcc/testsuite/g++.dg/lookup/using65.C

   1 // PR c++/98687
   2 // { dg-do compile }
   3
   4 extern "C" namespace std {
   5   double log1p(double);
   6 }
   7 namespace std_fallback {
   8   template <typename> void log1p();
   9 }
  10 template <typename> struct log1p_impl {
  11   static int run() {
  12     using std::log1p;
  13     using std_fallback::log1p;
  14     return 0;
  15   }
  16 };
  17 void log1p() { log1p_impl<int>::run(); }