| /* PR middle-end/86453 - error: type variant differs by TYPE_PACKED in |
| free_lang_data since r255469 |
| { dg-do compile } |
| { dg-options "-Wall -ftrack-macro-expansion=0" } |
| { dg-additional-options "-fno-common" { target hppa*-*-hpux* } } */ |
| |
| #define A(expr) do { int a[1 - 2 * !(expr)]; (void)&a; } while (0) |
| |
| struct S |
| { |
| int* __attribute__ ((aligned (16))) paligned; |
| int* __attribute__ ((packed)) ppacked; /* { dg-warning ".packed. attribute ignored for type .int \\\*." } */ |
| |
| int* __attribute__ ((aligned (16), packed)) qaligned; /* { dg-warning "ignoring attribute .packed. because it conflicts with attribute .aligned." } */ |
| int* __attribute__ ((packed, aligned (16))) qpacked; /* { dg-warning ".packed. attribute ignored for type .int \\\*." } */ |
| } s; /* { dg-error "alignment of 's' is greater" "" { target pdp11*-*-* } } */ |
| |
| |
| void test (void) |
| { |
| /* Verify that attributes reported ignored really are ignored |
| and not applied. */ |
| |
| A (__alignof__ (s.paligned) == 16); |
| A (__alignof__ (s.ppacked) < 16); |
| A (__alignof__ (s.qaligned) == 16); |
| A (__alignof__ (s.qpacked) == __alignof__ (s.paligned)); |
| } |