Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/pr69172.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* PR tree-optimization/69172 - ICE in make_ssa_name_fn, at tree-ssanames.c:266 */ /* { dg-do compile } */ /* { dg-options "-O2" } */ int a; void * f1 (void) { int *b = &a, *c = &a; return __builtin___mempcpy_chk (b, c, sizeof (int), 0); } void * f2 (void) { int *b = &a; return __builtin___mempcpy_chk (b, b, sizeof (int), 0); } void * f3 (void) { return __builtin___mempcpy_chk (&a, &a, sizeof (int), 0); } void * f4 (int x) { int *b = &a, *c = &a; return __builtin___mempcpy_chk (b, c, x, 0); } void * f5 (int x) { int *b = &a; return __builtin___mempcpy_chk (b, b, x, 0); } void * f6 (int x) { return __builtin___mempcpy_chk (&a, &a, x, 0); } /* The calls above violate strict aliasing. Eliminate the -Wrestrict warnings they trigger. { dg-prune-output "\\\[-Wrestrict]" } */