[Bug testsuite/86519] [9 Regression] New test case gcc.dg/strcmpopt_6.c fails with its introduction in r262636

[seurer at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86519

--- Comment #4 from seurer at gcc dot gnu.org ---
I also just tried it on gcc110 and indeed it does not fail there.  However, it
does fail on gcc112.