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  1. void f()
  2. {
  3.     unsigned int x=2, last_x=3;
  4.     int dx;
  5.     dx = static_cast<int>(x - last_x);
  6. }
  7.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘void f()’:
prog.cpp:4:9: warning: variable ‘dx’ set but not used [-Wunused-but-set-variable]
     int dx;
         ^
/usr/lib/gcc/i486-linux-gnu/4.8/../../../i386-linux-gnu/crt1.o: In function `_start':
(.text+0x18): undefined reference to `main'
collect2: error: ld returned 1 exit status
stdout
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Standard output is empty
https://ideone.com/oI8pdD
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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