27 lines
817 B
C
27 lines
817 B
C
/* { dg-do compile } */
|
|
/* { dg-options "-O2 -fdump-tree-objsz1-details" } */
|
|
// { dg-skip-if "packed attribute missing for drone_source_packet" { "epiphany-*-*" } { "*" } { "" } }
|
|
|
|
typedef struct {
|
|
char sentinel[4];
|
|
char data[0];
|
|
} drone_packet;
|
|
typedef struct {
|
|
char type_str[16];
|
|
char channel_hop;
|
|
} drone_source_packet;
|
|
drone_packet *
|
|
foo(char *x)
|
|
{
|
|
drone_packet *dpkt = __builtin_malloc(sizeof(drone_packet)
|
|
+ sizeof(drone_source_packet));
|
|
drone_source_packet *spkt = (drone_source_packet *) dpkt->data;
|
|
__builtin___snprintf_chk (spkt->type_str, 16,
|
|
1, __builtin_object_size (spkt->type_str, 1),
|
|
"%s", x);
|
|
return dpkt;
|
|
}
|
|
|
|
/* { dg-final { scan-tree-dump "maximum object size 21" "objsz1" } } */
|
|
/* { dg-final { scan-tree-dump "maximum subobject size 16" "objsz1" } } */
|