[Bug target/84748] [6/7 Regression] wrong code with u128 at aarch64 at -O and and above

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84748

ktkachov at gcc dot gnu.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P1                          |P2
      Known to work|                            |6.4.1
            Summary|[8 Regression] wrong code   |[6/7 Regression] wrong code
                   |with u128 at aarch64 at -O  |with u128 at aarch64 at -O
                   |and and above               |and and above

--- Comment #4 from ktkachov at gcc dot gnu.org ---
Fixed on trunk. The testcase doesn't abort on the branches but the buggy
pattern is there so the fix is worth backporting. I'll do it once it's baked on
trunk for a bit