view gcc/testsuite/gcc.target/s390/stack-clash-2.c @ 19:2b5abeee2509 default tip

update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
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/* { dg-do compile } */
/* { dg-options "-O2 -march=z900 -fstack-clash-protection" } */

extern void bar (char *);

void
foo ()
{
  char * mem = __builtin_alloca (20000);
  bar (mem);
}

/* For alloca a common code routine emits the probes.  Make sure the
   "probe_stack" expander is used in that case. We want to use mem
   compares instead of stores.  */
/* { dg-final { scan-assembler-times "cg\t" 5 { target lp64 } } } */
/* { dg-final { scan-assembler-times "c\t" 5 { target { ! lp64 } } } } */