gcc/testsuite/gcc.target/mips/reg-var-1.c

   1 /* { dg-do run } */
   2 register int g asm ("$18");
   3
   4 void __attribute__((noinline))
   5 test (void)
   6 {
   7   g = g + 1;
   8 }
   9
  10 int
  11 main (void)
  12 {
  13   g = 2;
  14   test ();
  15   return g != 3;
  16 }