blob: e7585c31926c3f42ede604c8d67a3ab93e7a2d25 [file] [log] [blame]
/* RUN: clang-cc %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}} */
}
/* PR4074 */
struct test13 {
int X[23];
} test13a();
void test13b() {
int a = test13a().X[1]; /* expected-warning {{ISO C90 does not allow subscripting non-lvalue array}} */
int b = 1[test13a().X]; /* expected-warning {{ISO C90 does not allow subscripting non-lvalue array}} */
}
/* Make sure we allow *test14 as a "function designator" */
int test14() { return (&*test14)(); }