- while (t > s && isSPACE(*t)) --t;
- sv = sv_2mortal(newSVpvn(s, t - s + 1));
-
- indirect_map_store(o, s, sv);
+ if (*s == '$' && ++s <= t) {
+ while (s < t && isSPACE(*s)) ++s;
+ while (s < t && isSPACE(*t)) --t;
+ if (!isALPHA(*s))
+ return o;
+ sv = sv_2mortal(newSVpvn("$", 1));
+ sv_catpvn_nomg(sv, s, t - s + 1);
+ indirect_map_store(o, s, sv);
+ }