File: ssa-vrp-thread-1.c

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gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-vrp1-details -fdelete-null-pointer-checks" } */
/* { dg-skip-if "" keeps_null_pointer_checks } */

void oof (void);
struct basic_block_def;
typedef struct basic_block_def *basic_block;
enum gimple_code
{
  LAST_AND_UNUSED_GIMPLE_CODE
};
struct omp_region
{
  struct omp_region *outer;
  basic_block cont;
};
void
build_omp_regions_1 (basic_block bb, struct omp_region *parent,
		     unsigned char single_tree, enum gimple_code code)
{
  if (code == 25)
    parent = parent->outer;
  else if (code == 42)
    parent->cont = bb;
  if (single_tree && !parent)
    return;
  oof ();
}

/* ARM Cortex-M defined LOGICAL_OP_NON_SHORT_CIRCUIT to false,
   so skip below test.  */
/* { dg-final { scan-tree-dump-times "Threaded" 1 "vrp1" { target { ! arm_cortex_m } } } } */