| // RUN: %clang_cc1 -fsyntax-only -verify=c2x -std=c2x %s |
| // RUN: %clang_cc1 -Wno-strict-prototypes -fsyntax-only -verify -std=c17 %s |
| // expected-no-diagnostics |
| |
| // Functions with an identifier list are not supported in C23. |
| void ident_list(a) // c2x-error {{expected ';' after top level declarator}} \ |
| c2x-error {{unknown type name 'a'}} |
| int a; |
| {} // c2x-error {{expected identifier or '('}} |
| |
| // Functions with an empty parameter list are supported as though the function |
| // was declared with a parameter list of (void). Ensure they still parse. |
| void no_param_decl(); |
| void no_param_defn() {} |
| void (*var_of_type_with_no_param)(); |
| typedef void fn(); |
