[Bug rtl-optimization/89965] [8/9 Regression] wrong code with -O -mtune=nano-x2 -fcaller-saves -fexpensive-optimizations -fno-tree-dce -fno-tree-ter

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89965

--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 46129
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46129&action=edit
gcc9-pr89965.patch

Untested fix.