blob: 6451dbc98398c5b141e15d669b569bbf98b8557d [file] [log] [blame]
// RUN: %clang_cc1 -analyze -analyzer-checker=core,unix.Malloc -analyzer-store=region -verify %s
#include "system-header-simulator-objc.h"
@class NSString;
typedef __typeof(sizeof(int)) size_t;
void *malloc(size_t);
void free(void *);
// RDar10579586 - Test use of malloc() with Objective-C string literal as a
// test condition. Not really a malloc() issue, but this also exercises
// the check that malloc() returns uninitialized memory.
@interface RDar10579586
struct rdar0579586_str {
char str_c;
};
@end
void rdar10579586(char x);
@implementation RDar10579586
+ (NSString *)foobar
{
struct rdar0579586_str *buffer = ((void*)0);
NSString *error = ((void*)0);
if ((buffer = malloc(sizeof(struct rdar0579586_str))) == ((void*)0))
error = @"buffer allocation failure";
if (error != ((void*)0))
return error;
rdar10579586(buffer->str_c); // expected-warning {{Function call argument is an uninitialized value}}
free(buffer);
return ((void*)0);
}
@end