| /* Test instance variable scope. */ |
| /* Author: Dimitris Papavasiliou <dpapavas@gmail.com>. */ |
| /* { dg-do compile } */ |
| /* { dg-additional-options "-fno-local-ivars" } */ |
| #include <objc/objc.h> |
| |
| #if defined(__has_attribute) && __has_attribute(objc_root_class) |
| __attribute__((objc_root_class)) |
| #endif |
| @interface MyClass |
| { |
| int someivar; |
| } |
| - (void) testscope; |
| - (void) testshadowing; |
| @end |
| |
| @implementation MyClass |
| - (void) testscope |
| { |
| int a; |
| |
| a = self->someivar; /* No warning or error. */ |
| a = someivar; /* { dg-error ".someivar. undeclared" } */ |
| } |
| |
| - (void) testshadowing |
| { |
| int someivar = 1; |
| int a; |
| |
| /* Since instance variables don't have local scope no shadowing |
| should occur. */ |
| |
| a = someivar; /* No warning. */ |
| } |
| @end |
