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  1. #include <stdio.h>
  2.  
  3. #define TEST(enter, exit) \
  4.     for (int __LockRun = ((enter), 1); __LockRun; (exit)) \
  5.     for (; __LockRun; __LockRun = 0)
  6.  
  7.  
  8. int main() {
  9. 	TEST(puts("enter"), puts("exit")) {
  10. 		puts("inside");
  11. 	}
  12. }
Success #stdin #stdout 0s 2292KB
comments (?)
stdin 
Standard input is empty
stdout 
enter
inside
exit
https://ideone.com/LtVtvQ
language:
C99 (gcc 8.3)
created:
10 years ago
visibility:
public

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