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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [pack-test-3.c] - Rev 154

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/* { 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" "" }*/
 
 

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