| #include <stdlib.h> |
| #include <stdio.h> |
| #import <Foundation/NSObject.h> |
| @interface class_o_bitfields: NSObject { |
| unsigned _wasSearchActive:1; |
| unsigned _wasSearchBarFirstResponder:1; |
| unsigned _isOutgoingMailbox:1; |
| unsigned _isDraftsMailbox:1; |
| unsigned _isEditableMailbox:1; |
| unsigned _isOutbox:1; |
| unsigned _inEditMode:1; |
| unsigned _messageLayerShouldPurge:1; |
| unsigned _isShowingSwipeDeleteConfirmation:1; |
| unsigned _settingSearchText:1; |
| unsigned _isDismissing:1; |
| unsigned _shouldSelectInitialMessage:1; |
| unsigned _shouldKeepSelectionVisible:2; |
| unsigned _searchResultsTableViewIsLoaded:1; |
| unsigned _currentMessageOutsideSearchResults:1; |
| unsigned _savedContentOffsetIsValid:1; |
| unsigned _userChoseSearchType:1; |
| unsigned _isDeletingMessages:1; |
| unsigned _anySourceSupportsSearch:1; |
| unsigned _isMovingAllMessages:1; |
| unsigned _isMarkingMessages:1; |
| unsigned _isShowingMainLoadMoreButton:1; |
| unsigned _isShowingSearchLoadMoreButton:1; |
| unsigned _isThreadedMCVC:1; |
| unsigned _willPop:1; |
| unsigned _shouldFadeOutSelectionOnDisappear:1; |
| unsigned _didFadeOutSelectionOnDisappear:1; |
| unsigned _preventNextScrollbarFlash:1; |
| unsigned _preventScrollOnNextAppear:1; |
| unsigned _preventMessageSelection:1; |
| unsigned _ignoringUserInteractionForDelete:1; |
| unsigned _ignoringUserInteractionForDraftRefresh:1; |
| unsigned _useSpecialDeleteAnimation:1; |
| @public |
| unsigned _deselectingDeletedRow:1; |
| unsigned _isDismissingActionSheet:1; |
| unsigned _viewIsVisible:1; |
| } |
| @end |
| int foo_was_called = 0; |
| void __attribute__ ((__noinline__)) foo() { |
| foo_was_called = 1; |
| } |
| @implementation class_o_bitfields |
| - (void)test_a_bitfield { |
| if (_useSpecialDeleteAnimation) // This should always be false. |
| return; |
| @try { |
| foo(); |
| } |
| @catch (class_o_bitfields *x) { |
| foo(); |
| } |
| } |
| @end |
| |
| |
| int |
| main() { |
| class_o_bitfields *mcvc = [class_o_bitfields alloc]; |
| mcvc->_deselectingDeletedRow = 1; |
| [mcvc test_a_bitfield]; |
| if (!foo_was_called) { |
| printf("bitfield read error!\n"); |
| abort(); |
| } |
| return 0; |
| } |
