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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr15296.c] - Rev 149
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/* PR optimization/15296. The delayed-branch scheduler caused code that SEGV:d for CRIS; a register was set to -1 in a delay-slot for the fall-through code, while that register held a pointer used in code at the branch target. */ typedef int __attribute__ ((mode (__pointer__))) intptr_t; typedef intptr_t W; union u0 { union u0 *r; W i; }; struct s1 { union u0 **m0; union u0 m1[4]; }; void f (void *, struct s1 *, const union u0 *, W, W, W) __attribute__ ((__noinline__)); void g (void *, char *) __attribute__ ((__noinline__)); void f (void *a, struct s1 *b, const union u0 *h, W v0, W v1, W v4) { union u0 *e = 0; union u0 *k = 0; union u0 **v5 = b->m0; union u0 *c = b->m1; union u0 **d = &v5[0]; l0:; if (v0 < v1) goto l0; if (v0 == 0) goto l3; v0 = v4; if (v0 != 0) goto l3; c[0].r = *d; v1 = -1; e = c[0].r; if (e != 0) g (a, ""); k = e + 3; k->i = v1; goto l4; l3:; c[0].i = v0; e = c[1].r; if (e != 0) g (a, ""); e = c[0].r; if (e == 0) g (a, ""); k = e + 2; k->r = c[1].r; l4:; } void g (void *a, char *b) { abort (); } int main () { union u0 uv[] = {{ .i = 111 }, { .i = 222 }, { .i = 333 }, { .i = 444 }}; struct s1 s = { 0, {{ .i = 555 }, { .i = 0 }, { .i = 999 }, { .i = 777 }}}; f (0, &s, 0, 20000, 10000, (W) uv); if (s.m1[0].i != (W) uv || s.m1[1].i != 0 || s.m1[2].i != 999 || s.m1[3].i != 777 || uv[0].i != 111 || uv[1].i != 222 || uv[2].i != 0 || uv[3].i != 444) abort (); exit (0); }
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