Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/Warray-bounds-6.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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/* PR tree-optimization/86614 */ /* { dg-do compile } */ /* { dg-options "-O2 -Warray-bounds" } */ extern char *strncpy (char *, const char *, __SIZE_TYPE__); void sink (void *); struct A { char b[17]; } a[2]; void g (const char *s, unsigned n) { int i = (char *)a[1].b - (char *)a + 1; char *d = a[1].b; /* Ensure the same bug is not diagnosed more than once. */ strncpy (d + i, s, n); /* { dg-warning "array subscript \[0-9]+ is outside array bounds of" } */ /* { dg-bogus "offset \[0-9]+ is out of the bounds \\\[0, \[0-9]+\\\] of object 'a' with type" "" { target *-*-* } .-1 } */ }