33 lines
644 B
Mathematica
33 lines
644 B
Mathematica
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// RUN: %clang_cc1 -triple i386-apple-darwin8 -analyze -analyzer-checker=core,alpha.core -analyzer-constraints=range -analyzer-store=region -verify -Wno-objc-root-class %s
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// <rdar://problem/6888289> - This test case shows that a nil instance
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// variable can possibly be initialized by a method.
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@interface RDar6888289
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{
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id *x;
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}
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- (void) test:(id) y;
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- (void) test2:(id) y;
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- (void) invalidate;
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@end
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id *getVal(void);
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@implementation RDar6888289
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- (void) test:(id)y {
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if (!x)
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[self invalidate];
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*x = y;
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}
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- (void) test2:(id)y {
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if (!x) {}
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*x = y; // expected-warning {{null}}
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}
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- (void) invalidate {
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x = getVal();
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}
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@end
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