[Bug bootstrap/100373] [12 Regression] Darwin, Compare-debug fail after r12-248-gb58dc0b803057

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100373

--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 50756
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50756&action=edit
patch

This patch survives the new testcase with a cc1 cross to darwin and it does
produce expected results when I mangle it in different ways to hopefully catch
all paths in the code.

Actual bootstrap & regtest on a emutls target appreciated.