1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -Wloop-analysis -verify %s 2*67e74705SXin Li// expected-no-diagnostics 3*67e74705SXin Li 4*67e74705SXin Li@interface MyArray 5*67e74705SXin Li- (id)objectAtIndexedSubscript:(unsigned int)idx; 6*67e74705SXin Li@end 7*67e74705SXin Li 8*67e74705SXin Li// Do not warn on objc classes has objectAtIndexedSubscript method. 9*67e74705SXin LiMyArray *test; 10*67e74705SXin Livoid foo() 11*67e74705SXin Li{ 12*67e74705SXin Li unsigned int i; 13*67e74705SXin Li for (i = 42; i > 0;) // No warnings here 14*67e74705SXin Li (void)test[--i]; 15*67e74705SXin Li} 16