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  1. #import <objc/objc.h>
  2. #import <objc/Object.h>
  3. #import <Foundation/Foundation.h>
  4.  
  5. @implementation TestObj
  6. int main()
  7. {
  8. [print: "woot"];
  9. return 0;
  10. }
  11. @end
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
prog.m:6:1: warning: cannot find interface declaration for ‘TestObj’
 int main()
 ^~~
prog.m: In function ‘main’:
prog.m:8:3: error: ‘print’ undeclared (first use in this function)
  [print: "woot"];
   ^~~~~
prog.m:8:3: note: each undeclared identifier is reported only once for each function it appears in
stdout
Standard output is empty