Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/pack-test-3.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
/* { dg-do compile } */ /* Copyright (C) 2003 Free Software Foundation, Inc. Contributed by Nathan Sidwell 15 Jul 2003 <nathan@codesourcery.com> */ /* you should not be able to pack a typedef to a struct, only the underlying struct can be packed. */ /* ok */ struct u1 { char field1; short field2; int field3; }; /* ok */ typedef struct p1 { char field1; short field2; int field3; } __attribute__ ((packed)) p1_t1; /* ok */ typedef struct __attribute__ ((packed)) p2 { char field1; short field2; int field3; } p2_t1; int ary1[sizeof (struct p1) == sizeof (p1_t1) ? 1 : -1]; int ary2[sizeof (struct p2) == sizeof (p2_t1) ? 1 : -1]; int ary3[sizeof (struct p1) == sizeof (struct p2) ? 1 : -1]; /* not ok */ typedef struct u1 __attribute__ ((packed)) u1_t1; /* { dg-warning "attribute ignored" }*/ typedef struct u1 u1_t2 __attribute__ ((packed)); /* { dg-warning "attribute ignored" }*/ typedef struct p3 { char field1; short field2; int field3; } p3_t1 __attribute__ ((packed)); /* { dg-warning "attribute ignored" }*/