Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr91091-1.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 | 1830386684a0 |
children |
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/* { dg-do run } */ /* { dg-options "-O3 -fno-strict-aliasing" } */ struct s { __INT32_TYPE__ x; } __attribute__((packed)); struct t { __INT32_TYPE__ x; }; void __attribute__((noinline,noipa)) swap(struct s* p, struct t* q) { p->x = q->x; q->x = p->x; } int main() { struct t a[2]; a[0].x = 0x12345678; a[1].x = 0x98765432; swap ((struct s *)((char *)a + 1), a); if (a[0].x != 0x12345678) __builtin_abort (); return 0; }