forked from OSchip/llvm-project
22 lines
1.3 KiB
Objective-C
22 lines
1.3 KiB
Objective-C
// RUN: %clang_analyze_cc1 -fblocks -analyzer-checker=core,nullability.NullPassedToNonnull,nullability.NullReturnedFromNonnull,nullability.NullablePassedToNonnull,nullability.NullableReturnedFromNonnull,nullability.NullableDereferenced -analyzer-output=text -verify %s
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// RUN: %clang_analyze_cc1 -fblocks -analyzer-checker=core,nullability.NullPassedToNonnull,nullability.NullReturnedFromNonnull,nullability.NullablePassedToNonnull,nullability.NullableReturnedFromNonnull,nullability.NullableDereferenced -analyzer-output=plist -o %t.plist %s
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// RUN: %normalize_plist <%t.plist | diff -ub %S/Inputs/expected-plists/nullability-notes.m.plist -
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#include "Inputs/system-header-simulator-for-nullability.h"
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void takesNonnull(NSObject *_Nonnull y);
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@interface ClassWithProperties: NSObject
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@property(copy, nullable) NSObject *x; // plist check ensures no control flow piece from here to 'self.x'.
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-(void) method;
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@end;
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@implementation ClassWithProperties
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-(void) method {
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// no-crash
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NSObject *x = self.x; // expected-note{{Nullability 'nullable' is inferred}}
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takesNonnull(x); // expected-warning{{Nullable pointer is passed to a callee that requires a non-null 1st parameter}}
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// expected-note@-1{{Nullable pointer is passed to a callee that requires a non-null 1st parameter}}
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}
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@end
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