66 lines
2.7 KiB
Objective-C
66 lines
2.7 KiB
Objective-C
// RUN: %clang_cc1 -fsyntax-only -verify %s
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//===----------------------------------------------------------------------===//
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// The following code is reduced using delta-debugging from
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// Foundation.h (Mac OS X).
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//
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// It includes the basic definitions for the test cases below.
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// Not including Foundation.h directly makes this test case both svelt and
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// portable to non-Mac platforms.
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//===----------------------------------------------------------------------===//
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typedef signed char BOOL;
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typedef unsigned int NSUInteger;
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@class NSString, Protocol;
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extern void NSLog(NSString *format, ...) __attribute__((format(__NSString__, 1, 2)));
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typedef struct _NSZone NSZone;
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@class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;
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@protocol NSObject - (BOOL)isEqual:(id)object; @end
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@protocol NSCopying - (id)copyWithZone:(NSZone *)zone; @end
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@protocol NSMutableCopying - (id)mutableCopyWithZone:(NSZone *)zone; @end
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@protocol NSCoding - (void)encodeWithCoder:(NSCoder *)aCoder; @end
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@interface NSObject <NSObject> {} @end
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typedef float CGFloat;
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@interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding> - (NSUInteger)length; @end
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@interface NSSimpleCString : NSString {} @end
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@interface NSConstantString : NSSimpleCString @end
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extern void *_NSConstantStringClassReference;
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typedef const struct __CFString * CFStringRef;
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extern void CFStringCreateWithFormat(CFStringRef format, ...) __attribute__((format(CFString, 1, 2)));
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int printf(const char * restrict, ...) ;
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//===----------------------------------------------------------------------===//
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// Test cases.
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//===----------------------------------------------------------------------===//
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void check_nslog(unsigned k) {
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NSLog(@"%d%%", k); // no-warning
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NSLog(@"%s%lb%d", "unix", 10,20); // expected-warning {{invalid conversion specifier 'b'}}
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}
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// Check type validation
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extern void NSLog2(int format, ...) __attribute__((format(__NSString__, 1, 2))); // expected-error {{format argument not an NSString}}
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extern void CFStringCreateWithFormat2(int *format, ...) __attribute__((format(CFString, 1, 2))); // expected-error {{format argument not a CFString}}
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// <rdar://problem/7068334> - Catch use of long long with int arguments.
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void rdar_7068334() {
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long long test = 500;
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printf("%i ",test); // expected-warning{{conversion specifies type 'int' but the argument has type 'long long'}}
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NSLog(@"%i ",test); // expected-warning{{conversion specifies type 'int' but the argument has type 'long long'}}
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}
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// <rdar://problem/7697748>
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void rdar_7697748() {
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NSLog(@"%@!"); // expected-warning{{more '%' conversions than data arguments}}
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}
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@protocol Foo;
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void test_p_conversion_with_objc_pointer(id x, id<Foo> y) {
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printf("%p", x); // no-warning
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printf("%p", y); // no-warning
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}
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