forked from OSchip/llvm-project
85 lines
2.3 KiB
C
85 lines
2.3 KiB
C
/* RUN: %clang_cc1 %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() { return 0; }
|
|
|
|
/* 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 {{variable length arrays are a C99 feature, accepted as an extension}} */
|
|
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)(); }
|
|
|
|
int test15[5] = { [2] = 1 }; /* expected-warning {{designated initializers are a C99 feature}} */
|