1f51a89d39
These were ignored by git accidentally. We want ALL OF THEM since they all came in the llvm/clang source distribution.
38 lines
1.0 KiB
Objective-C
38 lines
1.0 KiB
Objective-C
// RUN: %clang_cc1 -analyze -analyzer-checker=core,unix.Malloc -analyzer-store=region -verify -Wno-objc-root-class %s
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#include "system-header-simulator-objc.h"
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@class NSString;
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typedef __typeof(sizeof(int)) size_t;
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void *malloc(size_t);
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void free(void *);
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// RDar10579586 - Test use of malloc() with Objective-C string literal as a
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// test condition. Not really a malloc() issue, but this also exercises
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// the check that malloc() returns uninitialized memory.
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@interface RDar10579586
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struct rdar0579586_str {
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char str_c;
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};
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@end
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void rdar10579586(char x);
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@implementation RDar10579586
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+ (NSString *)foobar
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{
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struct rdar0579586_str *buffer = ((void*)0);
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NSString *error = ((void*)0);
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if ((buffer = malloc(sizeof(struct rdar0579586_str))) == ((void*)0))
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error = @"buffer allocation failure";
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if (error != ((void*)0))
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return error;
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rdar10579586(buffer->str_c); // expected-warning {{Function call argument is an uninitialized value}}
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free(buffer);
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return ((void*)0);
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}
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@end
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