1*f4a2713aSLionel Sambuc// RUN: %clang_cc1 -fblocks -rewrite-objc -fms-extensions %s -o %t-rw.cpp 2*f4a2713aSLionel Sambuc// 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*f4a2713aSLionel Sambuc// rdar://11323187 4*f4a2713aSLionel Sambuc 5*f4a2713aSLionel Sambuctypedef unsigned long NSUInteger; 6*f4a2713aSLionel Sambuc 7*f4a2713aSLionel Sambuctypedef struct _NSRange { 8*f4a2713aSLionel Sambuc NSUInteger location; 9*f4a2713aSLionel Sambuc NSUInteger length; 10*f4a2713aSLionel Sambuc} NSRange; 11*f4a2713aSLionel Sambuc 12*f4a2713aSLionel Sambuctypedef struct { 13*f4a2713aSLionel Sambuc NSUInteger _capacity; 14*f4a2713aSLionel Sambuc NSRange _ranges[0]; 15*f4a2713aSLionel Sambuc} _NSRangeInfo; 16*f4a2713aSLionel Sambuc 17*f4a2713aSLionel Sambuc@interface Foo{ 18*f4a2713aSLionel Sambuc @protected 19*f4a2713aSLionel Sambuc struct _bar { 20*f4a2713aSLionel Sambuc int x:1; 21*f4a2713aSLionel Sambuc int y:1; 22*f4a2713aSLionel Sambuc } bar; 23*f4a2713aSLionel Sambuc union { 24*f4a2713aSLionel Sambuc struct { 25*f4a2713aSLionel Sambuc NSRange _range; 26*f4a2713aSLionel Sambuc } _singleRange; 27*f4a2713aSLionel Sambuc struct { 28*f4a2713aSLionel Sambuc void * _data; 29*f4a2713aSLionel Sambuc void *_reserved; 30*f4a2713aSLionel Sambuc } _multipleRanges; 31*f4a2713aSLionel Sambuc } _internal; 32*f4a2713aSLionel Sambuc} 33*f4a2713aSLionel Sambuc@end 34*f4a2713aSLionel Sambuc@implementation Foo 35*f4a2713aSLionel Sambuc- (void)x:(Foo *)other { 36*f4a2713aSLionel Sambuc bar.x = 0; 37*f4a2713aSLionel Sambuc bar.y = 1; 38*f4a2713aSLionel Sambuc self->_internal._singleRange._range = (( other ->bar.x) ? &( other ->_internal._singleRange._range) : ((NSRange *)(&(((_NSRangeInfo *)( other ->_internal._multipleRanges._data))->_ranges))))[0]; 39*f4a2713aSLionel Sambuc} 40*f4a2713aSLionel Sambuc@end 41*f4a2713aSLionel Sambuc@interface FooS : Foo 42*f4a2713aSLionel Sambuc@end 43*f4a2713aSLionel Sambuc@implementation FooS 44*f4a2713aSLionel Sambuc- (void)y { 45*f4a2713aSLionel Sambuc 46*f4a2713aSLionel Sambuc NSUInteger asdf = (( self ->bar.x) ? 1 : ((_NSRangeInfo *)( self ->_internal._multipleRanges._data))->_capacity ); 47*f4a2713aSLionel Sambuc} 48*f4a2713aSLionel Sambuc@end 49