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// RUN: %clang_analyze_cc1 -triple i386-apple-darwin8 -analyzer-checker=core,alpha.core -analyzer-store=region -verify -Wno-objc-root-class %s
// <rdar://problem/6888289> - This test case shows that a nil instance
// variable can possibly be initialized by a method.
@interface RDar6888289
{
id *x;
}
- (void) test:(id) y;
- (void) test2:(id) y;
- (void) invalidate;
@end
id *getVal(void);
@implementation RDar6888289
- (void) test:(id)y {
if (!x)
[self invalidate];
*x = y;
}
- (void) test2:(id)y {
if (!x) {}
*x = y; // expected-warning {{null}}
}
- (void) invalidate {
x = getVal();
}
@end
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