[Bug middle-end/101674] gcc.dg/uninit-pred-9_b.c fails after jump threading rewrite

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101674

--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Bumping MAX_CHAIN_LEN to 7 removes warnings of it being exceeded during
analysis but the diagnostic still happens.