[Bug tree-optimization/104356] [12 Regression] divide by zero trap is being removed now when it should not be in some cases

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104356

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |jakub at gcc dot gnu.org

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
So let's guard the optimization on !flag_non_call_exceptions or so?
The libgcc2.c
          if (d0 == 0)
            d0 = 1 / d0;        /* Divide intentionally by zero.  */
cases IMHO just should hide it from the optimizers.