test/Rewriter/objc-modern-boxing.mm

   1 // RUN: %clang_cc1 -E %s -o %t.mm
   2 // RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %t.mm -o - | FileCheck %s
   3 // RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %t.mm -o %t-rw.cpp
   4 // RUN: %clang_cc1 -fsyntax-only -Werror -Wno-address-of-temporary -D"Class=void*" -D"id=void*" -D"SEL=void*" -U__declspec -D"__declspec(X)=" %t-rw.cpp -Wno-attributes
   5
   6 extern char *strdup(const char *str);
   7 extern "C" void *sel_registerName(const char *);
   8
   9 typedef signed char BOOL;
  10 typedef long NSInteger;
  11 typedef unsigned long NSUInteger;
  12
  13 #if __has_feature(objc_bool)
  14 #define YES             __objc_yes
  15 #define NO              __objc_no
  16 #else
  17 #define YES             ((BOOL)1)
  18 #define NO              ((BOOL)0)
  19 #endif
  20
  21 @interface NSNumber
  22 + (NSNumber *)numberWithChar:(char)value;
  23 + (NSNumber *)numberWithUnsignedChar:(unsigned char)value;
  24 + (NSNumber *)numberWithShort:(short)value;
  25 + (NSNumber *)numberWithUnsignedShort:(unsigned short)value;
  26 + (NSNumber *)numberWithInt:(int)value;
  27 + (NSNumber *)numberWithUnsignedInt:(unsigned int)value;
  28 + (NSNumber *)numberWithLong:(long)value;
  29 + (NSNumber *)numberWithUnsignedLong:(unsigned long)value;
  30 + (NSNumber *)numberWithLongLong:(long long)value;
  31 + (NSNumber *)numberWithUnsignedLongLong:(unsigned long long)value;
  32 + (NSNumber *)numberWithFloat:(float)value;
  33 + (NSNumber *)numberWithDouble:(double)value;
  34 + (NSNumber *)numberWithBool:(BOOL)value;
  35 + (NSNumber *)numberWithInteger:(NSInteger)value ;
  36 + (NSNumber *)numberWithUnsignedInteger:(NSUInteger)value ;
  37 @end
  38
  39 @interface NSString
  40 + (id)stringWithUTF8String:(const char *)str;
  41 @end
  42
  43 int main(int argc, const char *argv[]) {
  44   // character.
  45   NSNumber *theLetterZ = @('Z');          // equivalent to [NSNumber numberWithChar:('Z')]
  46
  47   // integral.
  48   NSNumber *fortyTwo = @(42);             // equivalent to [NSNumber numberWithInt:(42)]
  49   NSNumber *fortyTwoUnsigned = @(42U);    // equivalent to [NSNumber numberWithUnsignedInt:(42U)]
  50   NSNumber *fortyTwoLong = @(42L);        // equivalent to [NSNumber numberWithLong:(42L)]
  51   NSNumber *fortyTwoLongLong = @(42LL);   // equivalent to [NSNumber numberWithLongLong:(42LL)]
  52
  53   // floating point.
  54   NSNumber *piFloat = @(3.141592654F);    // equivalent to [NSNumber numberWithFloat:(3.141592654F)]
  55   NSNumber *piDouble = @(3.1415926535);   // equivalent to [NSNumber numberWithDouble:(3.1415926535)]
  56
  57   BOOL b;
  58   NSNumber *nsb = @(b);
  59
  60   // Strings.
  61   NSString *duplicateString = @(strdup("Hello"));
  62 }
  63
  64 // CHECK:  NSNumber *theLetterZ = ((NSNumber *(*)(id, SEL, char))(void *)objc_msgSend)(objc_getClass("NSNumber"), sel_registerName("numberWithChar:"), ('Z'));
  65 // CHECK:  NSNumber *fortyTwo = ((NSNumber *(*)(id, SEL, int))(void *)objc_msgSend)(objc_getClass("NSNumber"), sel_registerName("numberWithInt:"), (42));
  66 // CHECK:  NSNumber *fortyTwoUnsigned = ((NSNumber *(*)(id, SEL, unsigned int))(void *)objc_msgSend)(objc_getClass("NSNumber"), sel_registerName("numberWithUnsignedInt:"), (42U));
  67 // CHECK:  NSNumber *fortyTwoLong = ((NSNumber *(*)(id, SEL, long))(void *)objc_msgSend)(objc_getClass("NSNumber"), sel_registerName("numberWithLong:"), (42L));
  68 // CHECK:  NSNumber *fortyTwoLongLong = ((NSNumber *(*)(id, SEL, long long))(void *)objc_msgSend)(objc_getClass("NSNumber"), sel_registerName("numberWithLongLong:"), (42LL));
  69 // CHECK:  NSNumber *piFloat = ((NSNumber *(*)(id, SEL, float))(void *)objc_msgSend)(objc_getClass("NSNumber"), sel_registerName("numberWithFloat:"), (3.14159274F));
  70 // CHECK:  NSNumber *piDouble = ((NSNumber *(*)(id, SEL, double))(void *)objc_msgSend)(objc_getClass("NSNumber"), sel_registerName("numberWithDouble:"), (3.1415926535000001));
  71 // CHECK:  NSNumber *nsb = ((NSNumber *(*)(id, SEL, BOOL))(void *)objc_msgSend)(objc_getClass("NSNumber"), sel_registerName("numberWithBool:"), (BOOL)(b));
  72 // CHECK:  NSString *duplicateString = ((NSString *(*)(id, SEL, const char *))(void *)objc_msgSend)(objc_getClass("NSString"), sel_registerName("stringWithUTF8String:"), (const char *)(strdup("Hello")));