Home | History | Annotate | Download | only in Sema
      1 // RUN: %clang_cc1 -fsyntax-only -fblocks -verify %s
      2 
      3 void cat0(int a[static 0]) {} // expected-warning {{'static' has no effect on zero-length arrays}}
      4 
      5 void cat(int a[static 3]) {} // expected-note 2 {{callee declares array parameter as static here}}
      6 
      7 void vat(int i, int a[static i]) {} // expected-note {{callee declares array parameter as static here}}
      8 
      9 void f(int *p) {
     10   int a[2], b[3], c[4];
     11 
     12   cat0(0);
     13 
     14   cat(0); // expected-warning {{null passed to a callee that requires a non-null argument}}
     15   cat(a); // expected-warning {{array argument is too small; contains 2 elements, callee requires at least 3}}
     16   cat(b);
     17   cat(c);
     18   cat(p);
     19 
     20   vat(1, 0); // expected-warning {{null passed to a callee that requires a non-null argument}}
     21   vat(3, b);
     22 }
     23 
     24 
     25 typedef int td[static 3]; // expected-error {{'static' used in array declarator outside of function prototype}}
     26 typedef void(*fp)(int[static 42]); // no-warning
     27 
     28 void g(void) {
     29   int a[static 42]; // expected-error {{'static' used in array declarator outside of function prototype}}
     30 
     31   int b[const 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}
     32   int c[volatile 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}
     33   int d[restrict 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}
     34 
     35   int e[static restrict 1]; // expected-error {{'static' used in array declarator outside of function prototype}}
     36 }
     37 
     38 void h(int [static const 10][42]); // no-warning
     39 
     40 void i(int [10]
     41        [static 42]); // expected-error {{'static' used in non-outermost array type derivation}}
     42 
     43 void j(int [10]
     44        [const 42]); // expected-error {{type qualifier used in non-outermost array type derivation}}
     45 
     46 void k(int (*x)[static 10]); // expected-error {{'static' used in non-outermost array type derivation}}
     47 void l(int (x)[static 10]); // no-warning
     48 void m(int *x[static 10]); // no-warning
     49 void n(int *(x)[static 10]); // no-warning
     50 
     51 void o(int (x[static 10])(void)); // expected-error{{'x' declared as array of functions of type 'int (void)'}}
     52 void p(int (^x)[static 10]); // expected-error{{block pointer to non-function type is invalid}}
     53 void q(int (^x[static 10])()); // no-warning
     54 
     55 void r(x)
     56   int x[restrict]; // no-warning
     57 {}
     58