| /* Test C2x attribute syntax. Test GNU attributes appertain to |
| appropriate constructs. */ |
| /* { dg-do compile } */ |
| /* { dg-require-alias "" } */ |
| /* { dg-options "-std=gnu2x" } */ |
| |
| void f (void) {}; |
| |
| [[gnu::alias("f")]] void g (void); /* { dg-error "only weak" "" { target *-*-darwin* } } */ |
| |
| void [[gnu::alias("f")]] h (void); /* { dg-warning "does not apply to types" } */ |
| |
| struct [[gnu::packed]] s { int a; char b; }; |
| _Static_assert (sizeof (struct s) == (sizeof (int) + sizeof (char))); |
| |
| int |
| f2 (void) |
| { |
| [[gnu::deprecated]] int a = 1; |
| return a; /* { dg-warning "deprecated" } */ |
| } |
| |
| int |
| f3 (void) |
| { |
| int a [[gnu::deprecated]] = 1; |
| return a; /* { dg-warning "deprecated" } */ |
| } |
| |
| struct s2 { [[gnu::deprecated]] int a; int b [[gnu::deprecated]]; } x; |
| |
| int |
| f4 (void) |
| { |
| return x.a; /* { dg-warning "deprecated" } */ |
| } |
| |
| int |
| f5 (void) |
| { |
| return x.b; /* { dg-warning "deprecated" } */ |
| } |
| |
| enum e { E1 [[gnu::deprecated]] }; |
| |
| enum e |
| f6 (void) |
| { |
| return E1; /* { dg-warning "deprecated" } */ |
| } |
| |
| int |
| f7 ([[gnu::deprecated]] int y) |
| { |
| return y; /* { dg-warning "deprecated" } */ |
| } |
| |
| union [[gnu::deprecated]] u { int x; }; |
| |
| void |
| f8 (void) |
| { |
| union u var; /* { dg-warning "deprecated" } */ |
| } |
| |
| enum [[gnu::deprecated]] edep { E2 }; |
| |
| void |
| f9 (void) |
| { |
| enum edep var; /* { dg-warning "deprecated" } */ |
| } |