Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/torture/pr57748-4.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* PR middle-end/57748 */ /* { dg-do run } */ /* wrong code in expand_expr_real_1. */ #include <stdlib.h> extern void abort (void); typedef long long V __attribute__ ((vector_size (2 * sizeof (long long)), may_alias)); typedef struct S { V b[1]; } P __attribute__((aligned (1))); struct __attribute__((packed)) T { char c; P s; }; void __attribute__((noinline, noclone)) check (P *p) { if (p->b[1][0] != 3 || p->b[1][1] != 4) abort (); } void __attribute__((noinline, noclone)) foo (struct T *t) { V a = { 3, 4 }; t->s.b[1] = a; } int main () { struct T *t = (struct T *) calloc (128, 1); foo (t); check (&t->s); free (t); return 0; }