evalable

query

my \c = $(42); say c++;

result

|«HEAD»: Cannot resolve caller postfix:<++>(Int); none of these signatures match:
    (Mu:D $a is rw)
    (Mu:U $a is rw)
    (Int:D $a is rw)
    (int $a is rw)
    (Bool:U $a is rw)
    (Bool:D $a is rw)
    (Num:D $a is rw)
    (Num:U $a is rw)
    (num $a is rw)
  in block <unit> at /tmp/74OTV1_95k line 1
 exit code = 1