| /* RUN: clang %s -std=c89 -pedantic -fsyntax-only -verify |
| */ |
| void test1() { |
| { |
| int i; |
| i = i + 1; |
| int j; /* expected-warning {{mixing declarations and code}} */ |
| } |
| { |
| __extension__ int i; |
| i = i + 1; |
| int j; /* expected-warning {{mixing declarations and code}} */ |
| } |
| { |
| int i; |
| i = i + 1; |
| __extension__ int j; /* expected-warning {{mixing declarations and code}} */ |
| } |
| } |
| |
| long long test2; /* expected-warning {{extension}} */ |
| |
| |
| void test3(int i) { |
| int A[i]; /* expected-warning {{variable length array}} */ |
| } |
| |
| int test4 = 0LL; /* expected-warning {{long long}} */ |
| |
| /* PR1999 */ |
| void test5(register); |
| |
| /* PR2041 */ |
| int *restrict; |
| int *__restrict; /* expected-error {{expected identifier}} */ |
| |
| |
| /* Implicit int, always ok */ |
| test6() {} |
| |
| /* PR2012 */ |
| test7; /* expected-warning {{declaration specifier missing, defaulting to 'int'}} */ |
| |
| void test8(int, x); /* expected-warning {{declaration specifier missing, defaulting to 'int'}} */ |
| |
| typedef int sometype; |
| int a(sometype, y) {return 0;} /* expected-warning {{declaration specifier missing, defaulting to 'int'}} \ |
| expected-error {{parameter name omitted}}*/ |
| |
| |
| |
| |
| void bar (void *); |
| void f11 (z) /* expected-error {{may not have 'void' type}} */ |
| void z; |
| { bar (&z); } |
| |
| typedef void T; |
| void foo(T); /* typedef for void is allowed */ |
| |
| void foo(void) {} |
| |
| /* PR2759 */ |
| void test10 (int x[*]); /* expected-warning {{use of C99-specific array features}} */ |
| void test11 (int x[static 4]); /* expected-warning {{use of C99-specific array features}} */ |
| |
| void test12 (int x[const 4]) { /* expected-warning {{use of C99-specific array features}} */ |
| int Y[x[1]]; /* expected-warning {{variable length arrays are a C99 feature, accepted as an extension}} */ |
| } |