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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [objc.dg/] [private-2.m] - Blame information for rev 309

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1 309 jeremybenn
/* Test warnings for shadowing instance variables.  */
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/* Author: Nicola Pero <nicola@brainstorm.co.uk>.  */
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/* { dg-do compile } */
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#include <objc/objc.h>
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@interface MySuperClass
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{
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@private
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  int private;
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@protected
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  int protected;
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@public
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  int public;
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}
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- (void) test;
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@end
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@implementation MySuperClass
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- (void) test
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{
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  /* FIXME: I wonder if the warnings shouldn't be better generated
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     when the variable is declared, rather than used!  */
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  int private = 12;
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  int protected = 12;
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  int public = 12;
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  int a;
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  a = private;    /* { dg-warning "hides instance variable" } */
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  a = protected;  /* { dg-warning "hides instance variable" } */
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  a = public;     /* { dg-warning "hides instance variable" } */
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}
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@end
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@interface MyClass : MySuperClass
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@end
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@implementation MyClass
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- (void) test
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{
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  int private = 12;
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  int protected = 12;
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  int public = 12;
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  int a;
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  /* The private variable can be shadowed without warnings, because
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   * it's invisible, and not accessible, to the subclass!  */
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  a = private;   /* Ok  */
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  a = protected; /* { dg-warning "hides instance variable" } */
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  a = public;    /* { dg-warning "hides instance variable" } */
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}
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@end

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