forked from OSchip/llvm-project
62 lines
2.4 KiB
C
62 lines
2.4 KiB
C
// RUN: %clang_cc1 -fsyntax-only -verify %s
|
|
|
|
void *test1(void) { return 0; }
|
|
|
|
void test2 (const struct {int a;} *x) {
|
|
// expected-note@-1 {{variable 'x' declared const here}}
|
|
|
|
x->a = 10;
|
|
// expected-error-re@-1 {{cannot assign to variable 'x' with const-qualified type 'const struct (anonymous struct at {{.*}}assign.c:5:19) *'}}
|
|
}
|
|
|
|
typedef int arr[10];
|
|
void test3() {
|
|
const arr b; // expected-note {{variable 'b' declared const here}}
|
|
const int b2[10]; // expected-note {{variable 'b2' declared const here}}
|
|
b[4] = 1; // expected-error {{cannot assign to variable 'b' with const-qualified type 'const arr' (aka 'int const[10]')}}
|
|
b2[4] = 1; // expected-error {{cannot assign to variable 'b2' with const-qualified type 'const int [10]'}}
|
|
}
|
|
|
|
typedef struct I {
|
|
const int a; // expected-note 4{{nested data member 'a' declared const here}} \
|
|
expected-note 6{{data member 'a' declared const here}}
|
|
} I;
|
|
typedef struct J {
|
|
struct I i;
|
|
} J;
|
|
typedef struct K {
|
|
struct J *j;
|
|
} K;
|
|
|
|
void testI(struct I i1, struct I i2) {
|
|
i1 = i2; // expected-error {{cannot assign to variable 'i1' with const-qualified data member 'a'}}
|
|
}
|
|
void testJ1(struct J j1, struct J j2) {
|
|
j1 = j2; // expected-error {{cannot assign to variable 'j1' with nested const-qualified data member 'a'}}
|
|
}
|
|
void testJ2(struct J j, struct I i) {
|
|
j.i = i; // expected-error {{cannot assign to non-static data member 'i' with const-qualified data member 'a'}}
|
|
}
|
|
void testK1(struct K k, struct J j) {
|
|
*(k.j) = j; // expected-error {{cannot assign to lvalue with nested const-qualified data member 'a'}}
|
|
}
|
|
void testK2(struct K k, struct I i) {
|
|
k.j->i = i; // expected-error {{cannot assign to non-static data member 'i' with const-qualified data member 'a'}}
|
|
}
|
|
|
|
void testI_(I i1, I i2) {
|
|
i1 = i2; // expected-error {{cannot assign to variable 'i1' with const-qualified data member 'a'}}
|
|
}
|
|
void testJ1_(J j1, J j2) {
|
|
j1 = j2; // expected-error {{cannot assign to variable 'j1' with nested const-qualified data member 'a'}}
|
|
}
|
|
void testJ2_(J j, I i) {
|
|
j.i = i; // expected-error {{cannot assign to non-static data member 'i' with const-qualified data member 'a'}}
|
|
}
|
|
void testK1_(K k, J j) {
|
|
*(k.j) = j; // expected-error {{cannot assign to lvalue with nested const-qualified data member 'a'}}
|
|
}
|
|
void testK2_(K k, I i) {
|
|
k.j->i = i; // expected-error {{cannot assign to non-static data member 'i' with const-qualified data member 'a'}}
|
|
}
|