94473f4db6
Generate nuw GEPs for struct member accesses, as inbounds + non-negative implies nuw. Regression tests are updated using update scripts where possible, and by find + replace where not.
28 lines
915 B
Objective-C
28 lines
915 B
Objective-C
// RUN: %clang_cc1 %s -emit-llvm -triple x86_64-apple-darwin -o - | FileCheck %s
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@interface NSObject
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-(id)copy;
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+(id)copy;
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@end
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@interface Sub1 : NSObject @end
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@implementation Sub1
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-(id)copy { return [super copy]; } // ok: instance method in class
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+(id)copy { return [super copy]; } // ok: class method in class
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@end
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@interface Sub2 : NSObject @end
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@interface Sub2 (Category) @end
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@implementation Sub2 (Category)
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-(id)copy { return [super copy]; } // ok: instance method in category
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+(id)copy { return [super copy]; } // BAD: class method in category
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@end
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// CHECK: define internal ptr @"\01+[Sub2(Category) copy]
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// CHECK: [[ONE:%.*]] = load ptr, ptr @"OBJC_CLASSLIST_SUP_REFS_$_.3"
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// CHECK: [[THREE:%.*]] = getelementptr inbounds nuw %struct._objc_super, ptr [[OBJC_SUPER:%.*]], i32 0, i32 1
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// CHECK: store ptr [[ONE]], ptr [[THREE]]
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// CHECK: [[FOUR:%.*]] = load ptr, ptr @OBJC_SELECTOR_REFERENCES_
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