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145
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1 // PR c++/80265
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2 // { dg-do compile { target c++14 } }
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3
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4 constexpr bool compare() {
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5 char s1[] = "foo";
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6 char s2[] = "fxo";
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7 if (!__builtin_memcmp(s1, s2, 3))
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8 return false;
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9 s2[1] = 'o';
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10 if (__builtin_memcmp(s1, s2, 3))
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11 return false;
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12 if (__builtin_strcmp(s1, s2))
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13 return false;
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14 return true;
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15 }
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16
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17 constexpr bool length() {
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18 char s[] = "foo";
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19 if (__builtin_strlen(s) != 3)
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20 return false;
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21 return true;
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22 }
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23
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24 constexpr bool find() {
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25 char s[] = "foo";
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26 if (__builtin_memchr(s, 'f', 3) != s)
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27 return false;
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28 if (__builtin_strchr(s, 'o') != s+1)
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29 return false;
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30 if (__builtin_strstr(s, "oo") != s+1)
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31 return false;
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32 return true;
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33 }
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34
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35 static_assert( compare(), "" );
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36 static_assert( length(), "" );
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37 static_assert( find(), "" );
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