File: ssa-dom-cse-7.c

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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/* Test normalization of MEM_REF expressions in dom.  */
/* { dg-do compile } */
/* { dg-options "-O3 -fno-tree-fre -fno-tree-pre -fdump-tree-optimized" } */

typedef struct {
  int a[8];
} foo;

foo f;

int
test ()
{
  foo g;
  g.a[0] = 1; g.a[1] = 2; g.a[2] = 3; g.a[3] = 4;
  g.a[4] = 5; g.a[5] = 6; g.a[6] = 7; g.a[7] = 8;
  f=g;
  return f.a[2];
}

/* { dg-final { scan-tree-dump-times "return 3;" 1 "optimized" } } */