[Bug rtl-optimization/77416] [7 Regression] LRA rematerializing use of CA reg across function call

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77416

--- Comment #7 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Created attachment 39637
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39637&action=edit
A patch candidate