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https://github.com/capstone-engine/llvm-capstone.git
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184c6242fa
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runtime substitution to select the appropriate constraint manager, per D28952. Reviewers: xazax.hun, NoQ, zaks.anna, dcoughlin Subscribers: mgorny, rgov, mikhail.ramalho, a.sidorin, cfe-commits Differential Revision: https://reviews.llvm.org/D30373 llvm-svn: 296895
117 lines
2.5 KiB
Objective-C
117 lines
2.5 KiB
Objective-C
// RUN: %clang_analyze_cc1 -analyzer-checker=core,alpha.core,osx.cocoa.Dealloc %s -verify
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// Tests for the checker which checks missing/extra ivar 'release' calls
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// in dealloc.
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@interface NSObject
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- (void)release;
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- (void)dealloc;
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@end
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@interface MyClass : NSObject {
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@private
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id _X;
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id _Y;
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id _Z;
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id _K;
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id _L;
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id _N;
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id _M;
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id _P;
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id _Q;
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id _R;
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id _S;
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id _V;
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id _W;
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MyClass *_other;
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id _nonPropertyIvar;
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}
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@property(retain) id X;
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@property(retain) id Y;
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@property(assign) id Z;
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@property(assign) id K;
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@property(weak) id L;
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@property(readonly) id N;
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@property(retain) id M;
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@property(weak) id P;
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@property(weak) id Q;
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@property(retain) id R;
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@property(weak, readonly) id S;
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@property(assign, readonly) id T; // Shadowed in class extension
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@property(assign) id U;
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@property(retain) id V;
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@property(retain) id W;
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-(id) O;
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-(void) setO: (id) arg;
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@end
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@interface MyClass ()
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// Shadows T to make it readwrite internally but readonly externally.
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@property(assign, readwrite) id T;
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@end
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@implementation MyClass
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@synthesize X = _X;
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@synthesize Y = _Y;
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@synthesize Z = _Z;
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@synthesize K = _K;
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@synthesize L = _L;
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@synthesize N = _N;
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@synthesize M = _M;
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@synthesize Q = _Q;
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@synthesize R = _R;
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@synthesize V = _V;
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@synthesize W = _W;
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-(id) O{ return 0; }
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-(void) setO:(id)arg { }
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-(void) releaseInHelper {
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[_R release]; // no-warning
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_R = @"Hi";
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}
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- (void)dealloc
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{
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[_X release];
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[_Z release]; // expected-warning{{The '_Z' ivar in 'MyClass' was synthesized for an assign, readwrite property but was released in 'dealloc'}}
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[_T release]; // no-warning
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[_other->_Z release]; // no-warning
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[_N release];
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self.M = 0; // This will release '_M'
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[self setV:0]; // This will release '_V'
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[self setW:@"newW"]; // This will release '_W', but retain the new value
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[_S release]; // expected-warning {{The '_S' ivar in 'MyClass' was synthesized for a weak property but was released in 'dealloc'}}
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self.O = 0; // no-warning
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[_Q release]; // expected-warning {{The '_Q' ivar in 'MyClass' was synthesized for a weak property but was released in 'dealloc'}}
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self.P = 0;
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[self releaseInHelper];
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[_nonPropertyIvar release]; // no-warning
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// Silly, but not an error.
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if (!_U)
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[_U release];
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[super dealloc];
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// expected-warning@-1{{The '_Y' ivar in 'MyClass' was retained by a synthesized property but not released before '[super dealloc]'}}
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// expected-warning@-2{{The '_W' ivar in 'MyClass' was retained by a synthesized property but not released before '[super dealloc]'}}
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}
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@end
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