gcc/testsuite/gcc.target/s390/stack-clash-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -march=z900 -fstack-clash-protection -mbackchain" } */
   3
   4 extern void bar (char *);
   5
   6 void
   7 foo ()
   8 {
   9   char * mem = __builtin_alloca (20000);
  10   bar (mem);
  11 }
  12
  13 /* For alloca a common code routine emits the probes.  Make sure the
  14    "probe_stack" expander is used in that case. We want to use mem
  15    compares instead of stores.  */
  16 /* { dg-final { scan-assembler-times "cg\t" 5 { target s390_zarch } } } */
  17 /* { dg-final { scan-assembler-times "c\t" 5 { target { ! s390_zarch } } } } */