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https://git.code.sf.net/p/quake/quakeforge
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bfda4e776f
The common idiom for self init (below) causes a double-call when
compiling with --advanced, resulting in an incorrect retain count.
if (!(self = [super init])) {
return nil;
}
56 lines
849 B
R
56 lines
849 B
R
#pragma advanced
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#include "test-harness.h"
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int obj_increment_retaincount (id object) = #0;
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int obj_get_retaincount (id object) = #0;
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id (Class class) class_create_instance = #0;
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id obj_msgSend_super (Super *class, SEL op, ...) = #0;
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@interface Object
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{
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Class isa;
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}
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+(id) alloc;
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-(id) init;
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@end
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@interface Foo : Object
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-(id) init;
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@end
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@implementation Object
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+(id) alloc
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{
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return class_create_instance (self);
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}
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-(id) init
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{
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obj_increment_retaincount (self);
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return self;
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}
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@end
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@implementation Foo
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-(id) init
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{
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if (!(self = [super init])) {
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return nil;
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}
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return self;
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}
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@end
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int main ()
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{
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Foo *foo = [[Foo alloc] init];
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if (!foo) {
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printf ("foo is nil\n");
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return 1;
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}
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int retain = obj_get_retaincount (foo);
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if (retain != 1) {
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printf ("retain count != 1: %d\n", retain);
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return 1;
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}
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return 0;
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}
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