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  1. #include <stdio.h>
  2.  
  3. int main(void) 
  4. {
  5.   auto x = -2147483648; 
  6.   auto y = -2147483647;
  7.   printf ("%zu %zu %zu", sizeof(x), sizeof(y), sizeof(unsigned long));
  8. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.c: In function ‘main’:
prog.c:5:8: error: type defaults to ‘int’ in declaration of ‘x’ [-Werror=implicit-int]
   auto x = -2147483648;
        ^
prog.c:6:8: error: type defaults to ‘int’ in declaration of ‘y’ [-Werror=implicit-int]
   auto y = -2147483647;
        ^
cc1: all warnings being treated as errors
stdout 
Standard output is empty
https://ideone.com/zjBaVc
language:
C99 (gcc 8.3)
created:
7 years ago
visibility:
public

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