1 /* PR c/28286 */ 2 /* { dg-do compile } */ 3 4 5 #pragma pack(0.5) /* { dg-warning "invalid constant" } */ 6 #pragma pack(push,0.5) /* { dg-warning "invalid constant" } */ 7 #pragma pack(push,x,0.5) /* { dg-warning "invalid constant" } */ 8