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  1. #include <stdio.h>
  2.  
  3. int main(void) { 
  4.  
  5. 	printf("0x%08x\n",  (~0 << 31));
  6. 	 int x;
  7. 	x = (~0 << 31);
  8. 	x >>= 31;
  9. 	x |= x << 2;
  10. 	x |= x << 4;
  11. 	x |= x << 8;
  12. 	x |= x << 16;
  13. 	printf("0x%08X\n",  x);
  14. 	x = (~0 << 31);
  15. 	x >>= 30;
  16. 	x |= x << 2;
  17. 	x |= x << 4;
  18. 	x |= x << 8;
  19. 	x |= x << 16;
  20. 	printf("0x%08X\n",  x);
  21. 	return 0;
  22. }
Success #stdin #stdout 0s 2160KB
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stdin
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Standard input is empty
stdout
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0x80000000
0xFFFFFFFF
0xFFFFFFFE
https://ideone.com/N3Yx8Z
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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