[Bug middle-end/63790] [5 Regression] Tests XFAILed because of the match-and-simplify merge

[fxcoudert at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63790

--- Comment #5 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> ---
With -O2 -fno-ipa-icf, the expected error shows up. With only -O2, it does not.
I attach the 088t.dom1 dump for both cases.