gcc/testsuite/gcc.target/mips/atomic-memory-2.c

   1 /* { dg-do compile } */
   2 /* { dg-mips-options "-O2 -mips32 -mabi=32" } */
   3 /* { dg-final { scan-assembler "addiu" } } */
   4 /* { dg-final { scan-assembler-not "subu" } } */
   5
   6 NOMIPS16 unsigned long
   7 f(unsigned long *p)
   8 {
   9     return __sync_fetch_and_sub (p, 5);
  10 }