[Bug tree-optimization/121279] [14/15/16 Regression] wrong code due to load of a bool from an union being pulled out of loop

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121279

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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  Attachment #62127|0                           |1
        is obsolete|                            |

--- Comment #14 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 62151
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62151&action=edit
Lim patch understanding which improves the uninit part