Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/builtin-offsetof.c @ 158:494b0b89df80 default tip
...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
---|---|
date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
// Contributed by Dodji Seketeli <dodji@redhat.com> // Origin PR c++/38699 // { dg-options "-Warray-bounds" } // { dg-do compile } struct A { const char *p; }; struct B { char p[10]; struct A a; }; void f0 () { __builtin_offsetof(struct A, p); // OK __builtin_offsetof(struct A, p[0]); // { dg-error "non constant address" } __builtin_offsetof(struct B, p[0]); // OK __builtin_offsetof(struct B, p[9]); // OK __builtin_offsetof(struct B, p[10]); // OK __builtin_offsetof(struct B, p[11]); // { dg-warning "greater than size" } __builtin_offsetof(struct B, a.p); // OK __builtin_offsetof(struct B, p[0]); // OK __builtin_offsetof(struct B, a.p[0]); // { dg-error "non constant address" } }