e0ac46e69d
This reverts commit d618f1c3b12effd0c2bdb7d02108d3551f389d3d. This commit wasn't reviewed ahead of time and significant concerns were raised immediately after it landed. According to our developer policy this warrants immediate revert of the commit. https://llvm.org/docs/DeveloperPolicy.html#patch-reversion-policy Differential Revision: https://reviews.llvm.org/D155509
50 lines
1.4 KiB
Objective-C
50 lines
1.4 KiB
Objective-C
// RUN: %clang_analyze_cc1 -verify -Wno-objc-root-class %s \
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// RUN: -Wno-tautological-pointer-compare \
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// RUN: -analyzer-checker=core \
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// RUN: -analyzer-checker=nullability \
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// RUN: -analyzer-checker=debug.ExprInspection
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void clang_analyzer_eval(int);
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@interface TestFunctionLevelAnnotations
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- (void)method1:(int *_Nonnull)x;
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- (void)method2:(int *)x __attribute__((nonnull));
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@end
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@implementation TestFunctionLevelAnnotations
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- (void)method1:(int *_Nonnull)x {
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clang_analyzer_eval(x != 0); // expected-warning{{TRUE}}
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}
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- (void)method2:(int *)x {
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clang_analyzer_eval(x != 0); // expected-warning{{TRUE}}
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}
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@end
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typedef struct NestedNonnullMember {
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struct NestedNonnullMember *Child;
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int *_Nonnull Value;
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} NestedNonnullMember;
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NestedNonnullMember *foo(void);
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void f1(NestedNonnullMember *Root) {
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NestedNonnullMember *Grandson = Root->Child->Child;
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clang_analyzer_eval(Root->Value != 0); // expected-warning{{TRUE}}
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clang_analyzer_eval(Grandson->Value != 0); // expected-warning{{TRUE}}
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clang_analyzer_eval(foo()->Child->Value != 0); // expected-warning{{TRUE}}
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}
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// Check that we correctly process situations when non-pointer parameters
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// get nonnul attributes.
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// Original problem: rdar://problem/63150074
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typedef struct {
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long a;
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} B;
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__attribute__((nonnull)) void c(B x, int *y);
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void c(B x, int *y) {
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clang_analyzer_eval(y != 0); // expected-warning{{TRUE}}
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}
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