These are all the objects that hvcc is not able to parse. It will give errors if you use them.
Here is a list of supported Pd objects.
append
array
bag
choice
clone
cputime
drawcurve
drawnumber
drawpolygon
drawsymbol
drawtext
element
expr
filledcurve
filledpolygon
fudiformat
fudiparse
get
getsize
glist
key
keyname
keyup
list
makefilename
namecanvas
netreceive
netsend
openpanel
oscformat
oscparse
pd
plot
pointer
polytouchin
polytouchout
realtime
savepanel
savestate
scalar
set
setsize
soundfiler
stdout
struct
switch
sysexin
tabread4
template
text
textfile
v
value
bang~
block~
bob~
bonk~
complex-mod~
delread4~
expr~
fexpr~
fft~
framp~
hilbert~
ifft~
log~
loop~
lrshift~
pd~
print~
readsf~
rev1~
rev2~
rev3~
rfft~
rifft~
scope~
sigmund~
vline~
writesf~