#1 last history element missing after su

open
nobody
5
2010-11-22
2010-11-22
SanskritFritz
No

Let's say this is my fish history:
cd ~builds/trigger
pwd
bauerbill -S trigger
su

After "su" I press <up> and expect the last history element to appear (bauerbill -S trigger), but instead, the one before the last shows up (pwd).

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