[Bug middle-end/22072] bizarre code for int*int/2

pinskia at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Wed Jun 15 21:18:00 GMT 2005


------- Additional Comments From pinskia at gcc dot gnu dot org  2005-06-15 21:18 -------
(In reply to comment #6)
>  SAR r/m32, 1    Signed divide* r/m32 by 2, once

Huh, I think that is wrong, witness:
#include <stdio.h>
int f(int a)
{
  return a >> 1;
}
int main(void)
{
  int g = f(-5);
  printf("%d\n", g);
}

prints -3.

-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22072



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