blob: 20390429dd246d3bbb1f5a06d6d60e8998875edd [file] [log] [blame]
// RUN: clang %s -verify -fsyntax-only
struct xx { int bitf:1; };
struct entry { struct xx *whatever;
int value;
int bitf:1; };
void add_one(int *p) { (*p)++; }
void test() {
register struct entry *p;
add_one(&p->value);
struct entry pvalue;
add_one(&p->bitf); // expected-error {{address of bit-field requested}}
add_one(&pvalue.bitf); // expected-error {{address of bit-field requested}}
add_one(&p->whatever->bitf); // expected-error {{address of bit-field requested}}
}
void foo() {
register int x[10];
&x[10]; // expected-error {{address of register variable requested}}
register int *y;
int *x2 = &y; // expected-error {{address of register variable requested}}
int *x3 = &y[10];
}
void testVectorComponentAccess() {
typedef float v4sf __attribute__ ((vector_size (16)));
static v4sf q;
float* r = &q[0]; // expected-error {{address of vector requested}}
}
void f0() {
register int *x0;
int *_dummy0 = &(*x0);
register int *x1;
int *_dummy1 = &(*(x1 + 1));
}
void f1() {
register int x0[10];
int *_dummy0 = &(*x0); // expected-error {{address of register variable requested}}
register int x1[10];
int *_dummy1 = &(*(x1 + 1)); // expected-error {{address of register variable requested}}
register int *x2;
int *_dummy2 = &(*(x2 + 1));
register int x3[10][10][10];
int *_dummy3 = &x3[0][0]; // expected-error {{address of register variable requested}}
register struct { int f0[10]; } x4;
int *_dummy4 = &x4.f0[2]; // expected-error {{address of register variable requested}}
}
void f2() {
register int *y;
int *_dummy0 = &y; // expected-error {{address of register variable requested}}
int *_dummy1 = &y[10];
}
void f3() {
extern void f4();
void (*_dummy0)() = &****f4;
}
void f4() {
register _Complex int x;
int *_dummy0 = &__real__ x; // expected-error {{address of register variable requested}}
}
void f5() {
register int arr[2];
/* This is just here because if we happened to support this as an
lvalue we would need to give a warning. Note that gcc warns about
this as a register before it warns about it as an invalid
lvalue. */
int *_dummy0 = &(int*) arr; // expected-error {{address expression must be an lvalue or a function designator}}
int *_dummy1 = &(arr + 1); // expected-error {{address expression must be an lvalue or a function designator}}
}