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1 /* PR tree-optimization/28887 */
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2 /* { dg-do compile } */
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3 /* { dg-options "-O2 -fprefetch-loop-arrays -w" } */
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4 /* { dg-options "-O2 -fprefetch-loop-arrays -march=i686 -msse -w" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
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5
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6 __extension__ typedef __SIZE_TYPE__ size_t;
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7
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8 struct re_pattern_buffer
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9 {
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10 size_t re_nsub;
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11 };
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12
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13 typedef enum
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14 {
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15 start_memory,
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16 } re_opcode_t;
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17
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18 typedef union
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19 {
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20 struct
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21 {
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22 unsigned matched_something:1;
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23 } bits;
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24 } byte_register_info_type;
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25
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26 void byte_re_match_2_internal (struct re_pattern_buffer *bufp)
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27 {
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28 int mcnt;
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29 size_t num_regs = bufp->re_nsub + 1;
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30 byte_register_info_type *reg_info;
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31 for (mcnt = 1; (unsigned) mcnt < num_regs; mcnt++)
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32 {
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33 ((reg_info[mcnt]).bits.matched_something) = 0;
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34 }
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35 }
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36
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