fix(ftb,uftb): Fallthrough address comparison canceled during prediction

[sleep-zzz]

No description provided.

[eastonman]

LGTM

[XiangShanRobot]

[Generated by IPC robot]
commit: a2f66da

commit	astar	copy_and_run	coremark	gcc	gromacs	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
a2f66da	1.934	0.451	2.704	1.194	2.812	2.465	2.400	0.913	1.401	1.626	3.415	2.758	2.429	3.271

master branch:

commit	astar	copy_and_run	coremark	gcc	gromacs	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
fa9d630	1.934	0.451	2.704	1.194	2.812	2.465	2.400	0.913	1.401	1.626	3.415	2.758	2.429	3.271
26175c3	1.934	0.451	2.704	1.194	2.812	2.465	2.400	0.913	1.401	1.626	3.415	2.758	2.429	3.271
d6b32cb	1.934	0.451	2.704	1.194	2.812	2.465	2.400	0.918	1.401	1.609	3.419	2.753	2.429	3.275
478bf92		0.451	2.704	1.194	2.812	2.465	2.400	0.918	1.401	1.609	3.419	2.753		3.275
ad415ae	1.934	0.450	2.695	1.192	2.812	2.465	2.399	0.918	1.397	1.609	3.424	2.761	2.429	3.275
5860cb7	1.934	0.450	2.695	1.192	2.812	2.465	2.399	0.918	1.397	1.609	3.424	2.761	2.429	3.275
45def85	1.934	0.450	2.695	1.192	2.812	2.465	2.399	0.918	1.397	1.609	3.424	2.761	2.429	3.275
a4c587d	1.934	0.450	2.695	1.192	2.812	2.465	2.399	0.918	1.397	1.609	3.424	2.761	2.429	3.275
cb36ac0	1.934	0.450	2.695	1.192	2.812	2.465	2.399	0.918	1.397	1.609	3.424	2.761	2.429	3.275
9402431	1.934	0.450	2.695	1.192	2.812	2.465	2.399	0.918	1.397	1.609	3.424	2.761	2.429	3.275