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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-O1 -fdump-tree-optimized" } */
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3
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4 struct _fat_ptr
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5 {
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6 unsigned char *curr;
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7 unsigned char *base;
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8 unsigned char *last_plus_one;
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9 };
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10 int Cyc_string_ungetc (int ignore, struct _fat_ptr *sptr);
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11 int
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12 Cyc_string_ungetc (int ignore, struct _fat_ptr *sptr)
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13 {
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14 struct _fat_ptr *_T0;
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15 struct _fat_ptr *_T1;
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16 struct _fat_ptr _T2;
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17 int _T3;
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18 struct _fat_ptr _ans;
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19 int _change;
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20
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21 {
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22 _T0 = sptr;
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23 _T1 = sptr;
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24 _T2 = *sptr;
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25 _T3 = -1;
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26 _ans = _T2;
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27 _change = -1;
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28 _ans.curr += 4294967295U;
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29 *sptr = _ans;
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30 return (0);
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31 }
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32 }
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33
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34 /* The local aggregates . */
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35 /* Whether the structs are totally scalarized or not depends on the
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36 MOVE_RATIO macro definition in the back end. The scalarization will
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37 not take place when using small values for MOVE_RATIO. */
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38 /* { dg-final { scan-tree-dump-times "struct _fat_ptr _ans" 0 "optimized" { target { ! "aarch64*-*-* alpha*-*-* arm*-*-* avr-*-* nds32*-*-* powerpc*-*-* s390*-*-* sh*-*-*" } } } } */
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39 /* { dg-final { scan-tree-dump-times "struct _fat_ptr _T2" 0 "optimized" { target { ! "aarch64*-*-* alpha*-*-* arm*-*-* avr-*-* nds32*-*-* powerpc*-*-* s390*-*-* sh*-*-*" } } } } */
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