[Bug tree-optimization/70152] [4.9/5/6 Regression] gcc ICE at -O3 and above on valid code on x86_64-linux-gnu in "replace_uses_by"

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70152

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

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

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 37905
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37905&action=edit
gcc6-pr70152.patch

Untested fix.