[Bug ipa/108445] Address expression on global variable is not normalized

[fxue at os dot amperecomputing.com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108445

--- Comment #1 from Feng Xue <fxue at os dot amperecomputing.com> ---
Created attachment 54297
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54297&action=edit
testcase