Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/Wstringop-overflow-10.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
children |
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/* { dg-do compile } */ /* { dg-options "-O2 -Wstringop-overflow" } */ void foo (char *a) { char b[16] = "abcdefg"; __builtin_strncpy (a, b, __builtin_strlen (b)); /* { dg-warning "specified bound depends on the length of the source argument" } */ } void bar (char *a) { char b[16] = "abcdefg"; __builtin_strncpy (a, b, __builtin_strnlen (b, 8)); /* { dg-warning "specified bound depends on the length of the source argument" } */ } void baz (char *a) { char b[16] = "abcdefg"; __builtin_strncpy (a, b, __builtin_strnlen (b, 7)); /* { dg-bogus "specified bound depends on the length of the source argument" } */ } void fill (char *); void qux (char *a) { char b[16]; fill (b); __builtin_memcpy (b, "abcdefg", 7); __builtin_strncpy (a, b, __builtin_strnlen (b, 8)); /* { dg-bogus "specified bound depends on the length of the source argument" } */ }