https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64242
--- Comment #37 from Wilco <wilco at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #36)
> MIPS is still broken. I might look into MIPS brokenness next week.
Yes it seems builtin_longjmp has the exact same fp corruption issue:
move $fp,$17
lw $sp,8($fp)
jr $16
lw $28,12($fp)
