[Bug tree-optimization/97623] [9/10/11 Regression] Extremely slow O2 compile (>>O(n^2))

[wsnyder at wsnyder dot org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97623

--- Comment #12 from Wilson Snyder <wsnyder at wsnyder dot org> ---
Created attachment 49515
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49515&action=edit
Larger testcase

Attached is the larger testcase.

 time g++  -O2 -c -o Vtb_top__3_ii.o Vtb_top__3_ii.cpp
 user    1m38.456s