test/bool.c

   1 // TEST_CFLAGS -funsigned-char
   2 // (verify -funsigned-char doesn't change the definition of BOOL)
   3
   4 #include "test.h"
   5 #include <objc/objc.h>
   6
   7 #if TARGET_OS_OSX
   8 #   if __x86_64__
   9 #       define RealBool 0
  10 #   else
  11 #       define RealBool 1
  12 #   endif
  13 #elif TARGET_OS_IOS || TARGET_OS_BRIDGE
  14 #   if (__arm__ && !__armv7k__) || __i386__
  15 #       define RealBool 0
  16 #   else
  17 #       define RealBool 1
  18 #   endif
  19 #else
  20 #   define RealBool 1
  21 #endif
  22
  23 #if __OBJC__ && !defined(__OBJC_BOOL_IS_BOOL)
  24 #   error no __OBJC_BOOL_IS_BOOL
  25 #endif
  26
  27 #if RealBool != OBJC_BOOL_IS_BOOL
  28 #   error wrong OBJC_BOOL_IS_BOOL
  29 #endif
  30
  31 #if RealBool == OBJC_BOOL_IS_CHAR
  32 #   error wrong OBJC_BOOL_IS_CHAR
  33 #endif
  34
  35 int main()
  36 {
  37     const char *expected __unused =
  38 #if RealBool
  39         "B"
  40 #else
  41         "c"
  42 #endif
  43         ;
  44 #if __OBJC__
  45     const char *enc = @encode(BOOL);
  46     testassert(0 == strcmp(enc, expected));
  47 #endif
  48     succeed(__FILE__);
  49 }