67 lines · c
1// RUN: %clang_cc1 -triple x86_64-apple-macosx10.14.0 -fsyntax-only -fblocks -pedantic -Wno-strict-prototypes -verify %s2 3void cat0(int a[static 0]) {} // expected-warning {{zero size arrays are an extension}} \4 // expected-note {{callee declares array parameter as static here}}5 6void cat(int a[static 3]) {} // expected-note 4 {{callee declares array parameter as static here}} expected-note 2 {{passing argument to parameter 'a' here}}7 8void vat(int i, int a[static i]) {} // expected-note {{callee declares array parameter as static here}}9 10void f(int *p) {11 int a[2], b[3], c[4];12 13 cat0(0); // expected-warning {{null passed to a callee that requires a non-null argument}}14 15 cat(0); // expected-warning {{null passed to a callee that requires a non-null argument}}16 cat(a); // expected-warning {{array argument is too small; contains 2 elements, callee requires at least 3}}17 cat(b);18 cat(c);19 cat(p);20 21 vat(1, 0); // expected-warning {{null passed to a callee that requires a non-null argument}}22 vat(3, b);23 24 char d[4];25 cat((int *)d); // expected-warning {{array argument is too small; is of size 4, callee requires at least 12}}26 cat(d); // expected-warning {{array argument is too small; is of size 4, callee requires at least 12}} expected-error {{incompatible pointer types}}27 28 char e[12];29 cat((int *)e);30 cat(e); // expected-error {{incompatible pointer types}}31}32 33 34typedef int td[static 3]; // expected-error {{'static' used in array declarator outside of function prototype}}35typedef void(*fp)(int[static 42]); // no-warning36 37void g(void) {38 int a[static 42]; // expected-error {{'static' used in array declarator outside of function prototype}}39 40 int b[const 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}41 int c[volatile 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}42 int d[restrict 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}43 44 int e[static restrict 1]; // expected-error {{'static' used in array declarator outside of function prototype}}45}46 47void h(int [static const 10][42]); // no-warning48 49void i(int [10]50 [static 42]); // expected-error {{'static' used in non-outermost array type derivation}}51 52void j(int [10]53 [const 42]); // expected-error {{type qualifier used in non-outermost array type derivation}}54 55void k(int (*x)[static 10]); // expected-error {{'static' used in non-outermost array type derivation}}56void l(int (x)[static 10]); // no-warning57void m(int *x[static 10]); // no-warning58void n(int *(x)[static 10]); // no-warning59 60void o(int (x[static 10])(void)); // expected-error{{'x' declared as array of functions of type 'int (void)'}}61void p(int (^x)[static 10]); // expected-error{{block pointer to non-function type is invalid}}62void q(int (^x[static 10])()); // no-warning63 64void r(x)65 int x[restrict]; // no-warning66{}67