[Bug debug/81570] create_pseudo_cfg assumes that INCOMING_FRAME_SP_OFFSET is a constant

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81570

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 41846
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41846&action=edit
A patch

I am testing this patch.