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 #   define RealBool 0
   9 #elif TARGET_OS_IOS || TARGET_OS_BRIDGE
  10 #   if (__arm__ && !__armv7k__) || __i386__
  11 #       define RealBool 0
  12 #   else
  13 #       define RealBool 1
  14 #   endif
  15 #else
  16 #   define RealBool 1
  17 #endif
  18
  19 #if __OBJC__ && !defined(__OBJC_BOOL_IS_BOOL)
  20 #   error no __OBJC_BOOL_IS_BOOL
  21 #endif
  22
  23 #if RealBool != OBJC_BOOL_IS_BOOL
  24 #   error wrong OBJC_BOOL_IS_BOOL
  25 #endif
  26
  27 #if RealBool == OBJC_BOOL_IS_CHAR
  28 #   error wrong OBJC_BOOL_IS_CHAR
  29 #endif
  30
  31 int main()
  32 {
  33     const char *expected __unused =
  34 #if RealBool
  35         "B"
  36 #else
  37         "c"
  38 #endif
  39         ;
  40 #if __OBJC__
  41     const char *enc = @encode(BOOL);
  42     testassert(0 == strcmp(enc, expected));
  43 #endif
  44     succeed(__FILE__);
  45 }