gdb/testsuite/gdb.base/langs2.cxx

   1 extern "C" int csub (int);
   2 int
   3 foo (int x)
   4 {
   5   return csub (x / 2);
   6 }
   7
   8 extern "C" int cppsub_ (int *);
   9 int
  10 cppsub_ (int *y)
  11 {
  12   return foo (*y);
  13 }