blob: d89f50afa968a8bafa9ebe1dac9a120cb4cb3382 [file] [log] [blame]
// RUN: %clang_cc1 -fsyntax-only -verify %s
//===----------------------------------------------------------------------===//
// The following code is reduced using delta-debugging from
// Foundation.h (Mac OS X).
//
// It includes the basic definitions for the test cases below.
// Not including Foundation.h directly makes this test case both svelt and
// portable to non-Mac platforms.
//===----------------------------------------------------------------------===//
typedef signed char BOOL;
typedef unsigned int NSUInteger;
@class NSString, Protocol;
extern void NSLog(NSString *format, ...) __attribute__((format(__NSString__, 1, 2)));
typedef struct _NSZone NSZone;
@class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;
@protocol NSObject - (BOOL)isEqual:(id)object; @end
@protocol NSCopying - (id)copyWithZone:(NSZone *)zone; @end
@protocol NSMutableCopying - (id)mutableCopyWithZone:(NSZone *)zone; @end
@protocol NSCoding - (void)encodeWithCoder:(NSCoder *)aCoder; @end
@interface NSObject <NSObject> {} @end
typedef float CGFloat;
@interface NSString : NSObject <NSCopying, NSMutableCopying, NSCoding> - (NSUInteger)length; @end
@interface NSSimpleCString : NSString {} @end
@interface NSConstantString : NSSimpleCString @end
extern void *_NSConstantStringClassReference;
typedef const struct __CFString * CFStringRef;
extern void CFStringCreateWithFormat(CFStringRef format, ...) __attribute__((format(CFString, 1, 2)));
int printf(const char * restrict, ...) ;
//===----------------------------------------------------------------------===//
// Test cases.
//===----------------------------------------------------------------------===//
void check_nslog(unsigned k) {
NSLog(@"%d%%", k); // no-warning
NSLog(@"%s%lb%d", "unix", 10,20); // expected-warning {{invalid conversion specifier 'b'}}
}
// Check type validation
extern void NSLog2(int format, ...) __attribute__((format(__NSString__, 1, 2))); // expected-error {{format argument not an NSString}}
extern void CFStringCreateWithFormat2(int *format, ...) __attribute__((format(CFString, 1, 2))); // expected-error {{format argument not a CFString}}
// <rdar://problem/7068334> - Catch use of long long with int arguments.
void rdar_7068334() {
long long test = 500;
printf("%i ",test); // expected-warning{{conversion specifies type 'int' but the argument has type 'long long'}}
NSLog(@"%i ",test); // expected-warning{{conversion specifies type 'int' but the argument has type 'long long'}}
}
// <rdar://problem/7697748>
void rdar_7697748() {
NSLog(@"%@!"); // expected-warning{{more '%' conversions than data arguments}}
}
@protocol Foo;
void test_p_conversion_with_objc_pointer(id x, id<Foo> y) {
printf("%p", x); // no-warning
printf("%p", y); // no-warning
}