Check for improper use of 'static' and type qualifiers in array
declarators.
They are only allowed for function parameters, and then only on the
outermost array type derivation.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@161934 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/static-array.c b/test/Sema/static-array.c
index 2d4b968..be8957c 100644
--- a/test/Sema/static-array.c
+++ b/test/Sema/static-array.c
@@ -1,12 +1,9 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -fblocks -verify %s
void cat0(int a[static 0]) {} // expected-warning {{'static' has no effect on zero-length arrays}}
void cat(int a[static 3]) {} // expected-note 2 {{callee declares array parameter as static here}}
-typedef int i3[static 3];
-void tcat(i3 a) {}
-
void vat(int i, int a[static i]) {} // expected-note {{callee declares array parameter as static here}}
void f(int *p) {
@@ -20,12 +17,37 @@
cat(c);
cat(p);
- tcat(0); // expected-warning {{null passed to a callee which requires a non-null argument}}
- tcat(a); // expected-warning {{array argument is too small; contains 2 elements, callee requires at least 3}}
- tcat(b);
- tcat(c);
- tcat(p);
-
vat(1, 0); // expected-warning {{null passed to a callee which requires a non-null argument}}
vat(3, b);
}
+
+
+typedef int td[static 3]; // expected-error {{'static' used in array declarator outside of function prototype}}
+typedef void(*fp)(int[static 42]); // no-warning
+
+void g(void) {
+ int a[static 42]; // expected-error {{'static' used in array declarator outside of function prototype}}
+
+ int b[const 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}
+ int c[volatile 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}
+ int d[restrict 10]; // expected-error {{type qualifier used in array declarator outside of function prototype}}
+
+ int e[static restrict 1]; // expected-error {{'static' used in array declarator outside of function prototype}}
+}
+
+void h(int [static const 10][42]); // no-warning
+
+void i(int [10]
+ [static 42]); // expected-error {{'static' used in non-outermost array type derivation}}
+
+void j(int [10]
+ [const 42]); // expected-error {{type qualifier used in non-outermost array type derivation}}
+
+void k(int (*x)[static 10]); // expected-error {{'static' used in non-outermost array type derivation}}
+void l(int (x)[static 10]); // no-warning
+void m(int *x[static 10]); // no-warning
+void n(int *(x)[static 10]); // no-warning
+
+void o(int (x[static 10])(void)); // expected-error{{'x' declared as array of functions of type 'int (void)'}}
+void p(int (^x)[static 10]); // expected-error{{block pointer to non-function type is invalid}}
+void q(int (^x[static 10])()); // no-warning