numeric.c, intrpvar.h: Rmv outdated condition, comment

It hasn't been true for some releases that the SV was removed when the
radix was a dot.  Instead the SV contains the correct decimal point
character at all times.

intrpvar.h

@@ -806,7 +806,7 @@ PERLVARI(I, numeric_standard, int, TRUE)
 /* Name of current numeric locale */
 PERLVARI(I, numeric_name, const char *, NULL)
 
-PERLVAR(I, numeric_radix_sv, SV *)	/* The radix separator if not '.' */
+PERLVAR(I, numeric_radix_sv, SV *)	/* The radix separator */
 
 #ifdef USE_LOCALE_CTYPE
 

numeric.c

@@ -1490,7 +1490,7 @@ N.B. C<s> must be NUL terminated.
     {
         DECLARATION_FOR_LC_NUMERIC_MANIPULATION;
         STORE_LC_NUMERIC_SET_TO_NEEDED();
-        if (! (PL_numeric_radix_sv && IN_LC(LC_NUMERIC))) {
+        if (! IN_LC(LC_NUMERIC)) {
             ATOF(s,x);
         }
         else {