gcc/testsuite/g++.dg/cpp0x/udlit-overflow.C

// { dg-do compile { target c++11 } }
// PR c++/52654

int
operator"" _w(const char*)
{ return 0; }

template<char...>
  int
  operator"" _tw()
  { return 0; }

int i = 12345678901234567890123456789012345678901234567890_w;
int j = 12345678901234567890123456789.012345678901234567890e+1234567890_w;
int k = 12345678901234567890123456789.012345678901234567890e-1234567890_w;

int ti = 12345678901234567890123456789012345678901234567890_tw;
int tj = 12345678901234567890123456789.012345678901234567890e+1234567890_tw;
int tk = 12345678901234567890123456789.012345678901234567890e-1234567890_tw;