| /* Test diagnosis of nested tag redefinitions. */ |
| /* Origin: Joseph Myers <jsm@polyomino.org.uk> */ |
| /* { dg-do compile } */ |
| /* { dg-options "" } */ |
| |
| struct s0 { |
| struct s0 { int a; } x; /* { dg-error "nested redefinition of 'struct s0'" } */ |
| }; |
| |
| struct s1 { |
| const struct s1 { int b; } x; /* { dg-error "nested redefinition of 'struct s1'" } */ |
| }; |
| |
| struct s2 { |
| struct s2 { int c; } *x; /* { dg-error "nested redefinition of 'struct s2'" } */ |
| }; |
| |
| struct s3 { |
| struct s4 { |
| struct s5 { |
| struct s3 { int a; } **x; /* { dg-error "nested redefinition of 'struct s3'" } */ |
| } y; |
| } z; |
| }; |
| |
| struct s6; |
| struct s6 { struct s6 *p; }; |
| |
| union u0 { |
| union u0 { int c; } *x; /* { dg-error "nested redefinition of 'union u0'" } */ |
| }; |
| |
| enum e0 { |
| E0 = sizeof(enum e0 { E1 }) /* { dg-error "nested redefinition of 'enum e0'" } */ |
| }; |
| |
| enum e1 { |
| E2 = sizeof(enum e2 { E2 }), /* { dg-error "redeclaration of enumerator 'E2'" } */ |
| /* { dg-message "note: previous definition" "previous E2" { target *-*-* } .-1 } */ |
| E3 |
| }; |
| |
| enum e3; |
| enum e3 { E4 = 0 }; |