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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5.    float a[1];
  6.    double *m;  
  7.    a[0] = 123.4;
  8.    a[1] = 0;
  9.  
  10.    m = (double*)&a[0];
  11.    *m=1;
  12.  
  13.    printf("%f %f\n", a[0], a[1]);
  14.  
  15. }
Success #stdin #stdout 0s 2292KB
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stdin
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Standard input is empty
stdout
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0.000000 1.875000
https://ideone.com/50VoAU
language:
C99 (gcc 8.3)
created:
11 years ago
visibility:
public

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