1f51a89d39
These were ignored by git accidentally. We want ALL OF THEM since they all came in the llvm/clang source distribution.
58 lines
2.1 KiB
Objective-C
58 lines
2.1 KiB
Objective-C
// RUN: %clang_cc1 -analyze -analyzer-checker=core,osx.cocoa.NSError,osx.coreFoundation.CFError -analyzer-store=region -analyzer-constraints=basic -verify -Wno-objc-root-class %s
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// RUN: %clang_cc1 -analyze -analyzer-checker=core,osx.cocoa.NSError,osx.coreFoundation.CFError -analyzer-store=region -analyzer-constraints=range -verify -Wno-objc-root-class %s
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typedef signed char BOOL;
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typedef int NSInteger;
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typedef struct _NSZone NSZone;
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@class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;
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@protocol NSObject - (BOOL)isEqual:(id)object; @end
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@protocol NSCopying - (id)copyWithZone:(NSZone *)zone; @end
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@protocol NSCoding - (void)encodeWithCoder:(NSCoder *)aCoder; @end
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@interface NSObject <NSObject> {} @end
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@class NSDictionary;
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@interface NSError : NSObject <NSCopying, NSCoding> {}
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+ (id)errorWithDomain:(NSString *)domain code:(NSInteger)code userInfo:(NSDictionary *)dict;
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@end
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extern NSString * const NSXMLParserErrorDomain ;
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@interface A
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- (void)myMethodWhichMayFail:(NSError **)error;
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- (BOOL)myMethodWhichMayFail2:(NSError **)error;
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@end
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@implementation A
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- (void)myMethodWhichMayFail:(NSError **)error { // expected-warning {{Method accepting NSError** should have a non-void return value to indicate whether or not an error occurred}}
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*error = [NSError errorWithDomain:@"domain" code:1 userInfo:0]; // expected-warning {{Potential null dereference.}}
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}
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- (BOOL)myMethodWhichMayFail2:(NSError **)error { // no-warning
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if (error) *error = [NSError errorWithDomain:@"domain" code:1 userInfo:0]; // no-warning
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return 0;
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}
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@end
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struct __CFError {};
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typedef struct __CFError* CFErrorRef;
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void foo(CFErrorRef* error) { // expected-warning {{Function accepting CFErrorRef* should have a non-void return value to indicate whether or not an error occurred}}
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*error = 0; // expected-warning {{Potential null dereference.}}
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}
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int f1(CFErrorRef* error) {
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if (error) *error = 0; // no-warning
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return 0;
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}
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int f2(CFErrorRef* error) {
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if (0 != error) *error = 0; // no-warning
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return 0;
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}
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int f3(CFErrorRef* error) {
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if (error != 0) *error = 0; // no-warning
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return 0;
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}
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