error_text

gistfile1.txt

/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/gcc -o tester -x objective-c -arch i386 -fmessage-length=0 -pipe -std=c99 -Wno-trigraphs -fpascal-strings -fasm-blocks -O0 -Wreturn-type -Wunused-variable -D__IPHONE_OS_VERSION_MIN_REQUIRED=20000 -isysroot /Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator4.2.sdk -fvisibility=hidden -mmacosx-version-min=10.5 -gdwarf-2  -framework Foundation -framework UIKit main.m
main.m: In function 'main':
main.m:9: warning: format not a string literal and no format arguments
main.m:10: warning: implicit declaration of function 'notify_post'
Undefined symbols:
  ".objc_class_name_NSAutoreleasePool", referenced from:
      literal-pointer@__OBJC@__cls_refs@NSAutoreleasePool in ccdKkhTK.o
  ".objc_class_name_UIDevice", referenced from:
      literal-pointer@__OBJC@__cls_refs@UIDevice in ccdKkhTK.o
  ".objc_class_name_NSString", referenced from:
      literal-pointer@__OBJC@__cls_refs@NSString in ccdKkhTK.o
ld: symbol(s) not found
collect2: ld returned 1 exit status
make: *** [tester] Error 1

main.m

#import <Foundation/Foundation.h>
#import <UIKit/UIKit.h>

// Just compile this thing using "gcc main.m -framework Foundation"
// and it works :)
int main (int argc, char **argv) {
    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
    NSString *str = [NSString stringWithFormat:@"UIDevice: %@", [[UIDevice currentDevice] systemVersion]];
    NSLog(str);
    notify_post("com.apple.language.changed");
    [pool release];
    return 0;
}