Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/warn/Wstringop-overflow-1.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 | 84e7813d76e9 |
children |
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// { dg-do compile } // { dg-additional-options "-O2 -Wstringop-overflow=2" } struct S { char a[5]; void (*pf)(void); }; void f (struct S *s, int n) { if (n < sizeof s->a + 1) n = sizeof s->a + 1; __builtin_strncpy (s->a, "123456", n); // { dg-warning "writing 6" } }