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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [Warray-bounds-3.c] - Rev 302
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/* { dg-do compile } */ /* { dg-options "-O2 -Warray-bounds" } */ /* based on PR 31227 */ typedef __SIZE_TYPE__ size_t; extern size_t strlen (const char *); struct iovec { void *iov_base; size_t iov_len; }; struct S { const char *abday[7]; const char *day[7]; const char *abmon[12]; const char *mon[12]; const char *am_pm[2]; }; extern void foo (size_t, struct iovec *); void bar (struct S *time) { struct iovec iov[43]; size_t cnt; iov[0].iov_base = (void *) "abc"; iov[0].iov_len = 3; iov[1].iov_base = (void *) "def"; iov[1].iov_len = 3; for (cnt = 0; cnt <= 7; ++cnt) { iov[2 + cnt].iov_base = (void *) (time->abday[cnt] ?: ""); iov[2 + cnt].iov_len = strlen (iov[2 + cnt].iov_base) + 1; } for (; cnt <= 14; ++cnt) { iov[2 + cnt].iov_base = (void *) (time->day[cnt - 7] ?: ""); iov[2 + cnt].iov_len = strlen (iov[2 + cnt].iov_base) + 1; } for (; cnt <= 26; ++cnt) { iov[2 + cnt].iov_base = (void *) (time->abmon[cnt - 14] ?: ""); iov[2 + cnt].iov_len = strlen (iov[2 + cnt].iov_base) + 1; } for (; cnt <= 38; ++cnt) { iov[2 + cnt].iov_base = (void *) (time->mon[cnt - 26] ?: ""); iov[2 + cnt].iov_len = strlen (iov[2 + cnt].iov_base) + 1; } for (; cnt <= 40; ++cnt) { iov[2 + cnt].iov_base = (void *) (time->am_pm[cnt - 38] ?: ""); iov[2 + cnt].iov_len = strlen (iov[2 + cnt].iov_base) + 1; } foo (2 + cnt, iov); } struct malloc_chunk { long prev_size; long size; struct malloc_chunk* fd; struct malloc_chunk* bk; }; typedef struct malloc_chunk* mchunkptr; struct malloc_state { mchunkptr top; mchunkptr last_remainder; mchunkptr bins[128 * 2 - 2]; }; #define bin_at(m, i) \ (mchunkptr) (((char *) &((m)->bins[((i) - 1) * 2])) \ - __builtin_offsetof (struct malloc_chunk, fd)) void malloc_init_state(struct malloc_state *av) { int i; mchunkptr bin; for (i = 1; i < 128; ++i) { bin = bin_at(av,i); bin->fd = bin->bk = bin; } } typedef unsigned short WCHAR; typedef WCHAR *LPWSTR; static void g(LPWSTR dest, int len) { dest[len-1] = 0; } void f() { WCHAR szPathW[260]; g(szPathW, 260); }
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