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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc2/] [gcc/] [testsuite/] [objc.dg/] [comp-types-6.m] - Rev 384
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/* Test assignments and comparisons involving category protocols. */ /* Author: Nicola Pero <nicola@brainstorm.co.uk>. */ /* { dg-do compile } */ #include <objc/objc.h> @protocol MyProtocol - (void) method; @end @interface MyClass @end @interface MyClass (Addition) <MyProtocol> - (void) method; @end @interface MyOtherClass : MyClass @end int main() { id <MyProtocol> obj_p = nil; MyClass *obj_cp = nil; MyOtherClass *obj_cp2 = nil; obj_cp = obj_p; /* { dg-warning "distinct Objective\\-C type" } */ obj_cp2 = obj_p; /* { dg-warning "distinct Objective\\-C type" } */ obj_p = obj_cp; /* Ok */ obj_p = obj_cp2; /* Ok */ if (obj_cp == obj_p) ; /* Ok */ if (obj_cp2 == obj_p) ; /* Ok */ if (obj_p == obj_cp) ; /* Ok */ if (obj_p == obj_cp2) ; /* Ok */ return 0; }