$ doesn't work for CritBitTree[void] #7987
Description
Example code:
import critbits var s: CritBitTree[void] incl(s, "a") echo sgives this error:
nim_src_N4VsP0.nim(8, 6) template/generic instantiation from here lib/pure/collections/critbits.nim(325, 26) template/generic instantiation from here lib/pure/collections/critbits.nim(244, 43) Error: undeclared field: 'val' This fails too:
import critbits var s: CritBitTree[void] echo s