p1.cpp revision 993f43f24d7a45a5cd4678a3316b0852261fc5d4 
1// RUN: %clang_cc1 -fsyntax-only -verify %s
2
3struct A {
4  unsigned bitX : 4;
5  unsigned bitY : 4;
6  unsigned var;
7
8  void foo();
9};
10
11void test(A *a) {
12  int x;
13  x = sizeof(a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
14  x = sizeof((unsigned) a->bitX);
15  x = sizeof(a->foo(), a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
16  x = sizeof(a->var ? a->bitX : a->bitY); // expected-error {{invalid application of 'sizeof' to bit-field}}
17  x = sizeof(a->var ? a->bitX : a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
18  x = sizeof(a->bitX = 3); // expected-error {{invalid application of 'sizeof' to bit-field}}
19  x = sizeof(a->bitY += 3); // expected-error {{invalid application of 'sizeof' to bit-field}}
20}
21