[Bug rtl-optimization/100090] ICE in regcprop.c (find_oldest_value_reg)

[andrewdkaster at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100090

--- Comment #1 from Andrew Kaster <andrewdkaster at gmail dot com> ---
Created attachment 50598
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50598&action=edit
Reduced Test Case (cvise-ified)