1*67e74705SXin Li// RUN: %clang_cc1 -std=c++11 -fblocks -fsyntax-only -verify %s 2*67e74705SXin Li// expected-no-diagnostics 3*67e74705SXin Li 4*67e74705SXin Li@interface A 5*67e74705SXin Li@end 6*67e74705SXin Li 7*67e74705SXin Livoid comparisons(A *a) { 8*67e74705SXin Li (void)(a == nullptr); 9*67e74705SXin Li (void)(nullptr == a); 10*67e74705SXin Li} 11*67e74705SXin Li 12*67e74705SXin Livoid assignment(A *a) { 13*67e74705SXin Li a = nullptr; 14*67e74705SXin Li} 15*67e74705SXin Li 16*67e74705SXin Liint PR10145a = (void(^)())0 == nullptr; 17*67e74705SXin Liint PR10145b = nullptr == (void(^)())0; 18