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annotate gcc/testsuite/gcc.dg/pointer-range-check-1.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 84e7813d76e9
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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131
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1 /* { dg-do compile { target { ilp32 || lp64 } } } */
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2 /* { dg-options "-O2 -fno-ipa-icf -fdump-tree-optimized" } */
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3
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4 /* All four functions should be folded to:
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5
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6 (sizetype) (a + 15 - b) < 30. */
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7
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8 _Bool
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9 f1 (char *a, char *b)
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10 {
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11 return (a + 16 <= b) || (b + 16 <= a);
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12 }
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13
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14 _Bool
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15 f2 (char *a, char *b)
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16 {
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17 return (a + 15 < b) || (b + 15 < a);
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18 }
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19
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20 _Bool
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21 f3 (char *a, char *b)
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22 {
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23 return (a + 16 <= b) | (b + 16 <= a);
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24 }
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25
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26 _Bool
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27 f4 (char *a, char *b)
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28 {
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29 return (a + 15 < b) | (b + 15 < a);
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30 }
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31
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32 /* { dg-final { scan-tree-dump-times { = [^\n]* - [^\n]*;} 4 "optimized" } } */
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33 /* { dg-final { scan-tree-dump-times { = [^\n]* \+ [^\n]*;} 4 "optimized" } } */
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34 /* { dg-final { scan-tree-dump-times { = [^\n]*\ > [^\n]*;} 4 "optimized" } } */
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35 /* { dg-final { scan-tree-dump-not {=[^\n]*\ < [^\n]*;} "optimized" } } */
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36 /* { dg-final { scan-tree-dump-times { \+ 15} 4 "optimized" } } */
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37 /* { dg-final { scan-tree-dump-times { > 30} 4 "optimized" } } */