File: pr87746.c

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gcc-arm-none-eabi 15%3A14.2.rel1-1
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/* { dg-do compile } */
/* { dg-options "-Ofast" } */
/* { dg-additional-options "-mavx2" { target x86_64-*-* i?86-*-* } } */

typedef struct rtx_def *rtx;
struct replacement {
    rtx *where;
    rtx *subreg_loc;
    int mode;
};
static struct replacement replacements[150];
void move_replacements (rtx *x, rtx *y, int n_replacements)
{
  int i;
  for (i = 0; i < n_replacements; i++)
    if (replacements[i].subreg_loc == x)
      replacements[i].subreg_loc = y;
    else if (replacements[i].where == x) 
      {
	replacements[i].where = y;
	replacements[i].subreg_loc = 0;
      }
}