[Bug tree-optimization/63747] [5 regression] icf mis-compares switch gimple

[joey.ye at arm dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63747

--- Comment #3 from Joey Ye <joey.ye at arm dot com> ---
Created attachment 33906
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33906&action=edit
/home/joeye01/patches/icf-switch-testcase-141105.patch

Test case patch