gcc/testsuite/g++.dg/cpp0x/udlit-clink-neg.C

   1 // { dg-do compile { target c++11 } }
   2
   3 extern "C" {
   4
   5 int
   6 operator ""_badclinkage(unsigned long long);    // { dg-error "1:literal operator with C linkage" }
   7
   8 }