[Bug rtl-optimization/116002] GCC Compiler time-hog with large basic block in Function

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116002

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot 
gnu.org
             Status|NEW                         |ASSIGNED

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 58708
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58708&action=edit
prototype patch

This improves compile time to 23s for 'E E E E E' with now

 tree PTA                           :  16.93 ( 74%)
 CPROP                              :   0.15 (  1%)