Compiling REx `(?{ $ok = 1 })XXX'
size 5 Got 44 bytes for offset annotations.
first at 1
   1: EVAL(3)
   3: EXACT <XXX>(5)
   5: END(0)
anchored `XXX' at 0 (checking anchored) minlen 3 with eval
Offsets: [5]
        1[14] 0[0] 15[3] 0[0] 18[0]