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1// RUN: %clang_cc1 -fblocks -rewrite-objc -fms-extensions %s -o %t-rw.cpp
2// RUN: %clang_cc1 -Werror -fsyntax-only -Wno-address-of-temporary -Wno-c++11-narrowing -std=c++11 -D"Class=void*" -D"id=void*" -D"SEL=void*" -U__declspec -D"__declspec(X)=" %t-rw.cpp
3// rdar://11323187
4
5typedef unsigned long NSUInteger;
6
7typedef struct _NSRange {
8    NSUInteger location;
9    NSUInteger length;
10} NSRange;
11
12typedef struct {
13    NSUInteger _capacity;
14    NSRange _ranges[0];
15} _NSRangeInfo;
16
17@interface Foo{
18    @protected
19    struct _bar {
20        int x:1;
21        int y:1;
22    } bar;
23    union {
24        struct {
25            NSRange _range;
26        } _singleRange;
27        struct {
28            void *  _data;
29            void *_reserved;
30        } _multipleRanges;
31    } _internal;
32}
33@end
34@implementation Foo
35- (void)x:(Foo *)other {
36  bar.x = 0;
37  bar.y = 1;
38  self->_internal._singleRange._range = (( other ->bar.x) ? &( other ->_internal._singleRange._range) : ((NSRange *)(&(((_NSRangeInfo *)( other ->_internal._multipleRanges._data))->_ranges))))[0];
39}
40@end
41@interface FooS : Foo
42@end
43@implementation FooS
44- (void)y {
45
46  NSUInteger asdf =  (( self ->bar.x) ? 1 : ((_NSRangeInfo *)( self ->_internal._multipleRanges._data))->_capacity );
47}
48@end
49