++ 20% faster

Message-ID: <20001204121726.B52976@plum.flirble.org>

Make '$i = ""; $i++' to produce true IVs without a hint of NVs.

p4raw-id: //depot/perl@7974

diff --git a/sv.c b/sv.c
index 912d694..69ed824 100644 (file)
--- a/sv.c
+++ b/sv.c
@@ -4651,9 +4651,9 @@ Perl_sv_inc(pTHX_ register SV *sv)
     }
     if (!(flags & SVp_POK) || !*SvPVX(sv)) {
        if ((flags & SVTYPEMASK) < SVt_PVNV)
-           sv_upgrade(sv, SVt_NV);
-       SvNVX(sv) = 1.0;
-       (void)SvNOK_only(sv);
+           sv_upgrade(sv, SVt_IV);
+       (void)SvIOK_only(sv);
+       SvIVX(sv) = 1;
        return;
     }
     d = SvPVX(sv);