diff options
author | no-author <no-author@gcc.gnu.org> | 2005-04-21 00:30:30 +0000 |
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committer | no-author <no-author@gcc.gnu.org> | 2005-04-21 00:30:30 +0000 |
commit | e057bc70225c833ec2ceb46d892dc6e35fb7c6f8 (patch) | |
tree | b2a64c6e56959aa936909d3fa09685ddb2725839 /gcc/testsuite/obj-c++.dg/private-2.mm | |
parent | 5b5fcc5945558d32c619dd3047ae0ee16a6edd2f (diff) |
This commit was manufactured by cvs2svn to create tagapple/gcc-5009
'apple-gcc-5009'.
git-svn-id: https://gcc.gnu.org/svn/gcc/tags/apple-gcc-5009@98481 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/obj-c++.dg/private-2.mm')
-rw-r--r-- | gcc/testsuite/obj-c++.dg/private-2.mm | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/gcc/testsuite/obj-c++.dg/private-2.mm b/gcc/testsuite/obj-c++.dg/private-2.mm new file mode 100644 index 00000000000..c8f30ac7b9c --- /dev/null +++ b/gcc/testsuite/obj-c++.dg/private-2.mm @@ -0,0 +1,55 @@ +/* APPLE LOCAL file Objective-C++ */ +/* Test warnings for shadowing instance variables. */ +/* Based on work by: Nicola Pero <nicola@brainstorm.co.uk>. */ +/* { dg-do compile } */ +#include <objc/objc.h> + +@interface MySuperClass +{ +@private + int _private; + +@protected + int _protected; + +@public + int _public; +} +- (void) test; +@end + +@implementation MySuperClass +- (void) test +{ + /* FIXME: I wonder if the warnings shouldn't be better generated + when the variable is declared, rather than used! */ + int _private = 12; + int _protected = 12; + int _public = 12; + int a; + + a = _private; /* { dg-warning "hides instance variable" } */ + a = _protected; /* { dg-warning "hides instance variable" } */ + a = _public; /* { dg-warning "hides instance variable" } */ +} +@end + + +@interface MyClass : MySuperClass +@end + +@implementation MyClass +- (void) test +{ + int _private = 12; + int _protected = 12; + int _public = 12; + int a; + + /* The private variable can be shadowed without warnings, because + * it's invisible, and not accessible, to the subclass! */ + a = _private; /* Ok */ + a = _protected; /* { dg-warning "hides instance variable" } */ + a = _public; /* { dg-warning "hides instance variable" } */ +} +@end |