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annotate gcc/testsuite/gcc.dg/Wstringop-overflow-10.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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145
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -Wstringop-overflow" } */
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3
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4 void
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5 foo (char *a)
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6 {
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7 char b[16] = "abcdefg";
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8 __builtin_strncpy (a, b, __builtin_strlen (b)); /* { dg-warning "specified bound depends on the length of the source argument" } */
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9 }
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10
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11 void
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12 bar (char *a)
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13 {
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14 char b[16] = "abcdefg";
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15 __builtin_strncpy (a, b, __builtin_strnlen (b, 8)); /* { dg-warning "specified bound depends on the length of the source argument" } */
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16 }
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17
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18 void
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19 baz (char *a)
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20 {
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21 char b[16] = "abcdefg";
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22 __builtin_strncpy (a, b, __builtin_strnlen (b, 7)); /* { dg-bogus "specified bound depends on the length of the source argument" } */
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23 }
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24
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25 void fill (char *);
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26
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27 void
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28 qux (char *a)
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29 {
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30 char b[16];
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31 fill (b);
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32 __builtin_memcpy (b, "abcdefg", 7);
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33 __builtin_strncpy (a, b, __builtin_strnlen (b, 8)); /* { dg-bogus "specified bound depends on the length of the source argument" } */
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34 }