Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/builtin-offsetof.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
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// 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" } }