Fix for 20010514.037; substr() didn't invalidate the locale

collation magic.

p4raw-id: //depot/perl@10106

1 files changed, 3 insertions, 0 deletions

diff --git a/pp.c b/pp.c
index 91c0f19bea..d68b689745 100644
--- a/pp.c
+++ b/pp.c
@@ -2808,6 +2808,9 @@ PP(pp_substr)
 	    sv_pos_u2b(sv, &pos, &rem);
 	tmps += pos;
 	sv_setpvn(TARG, tmps, rem);
+#ifdef USE_LOCALE_COLLATE
+	sv_unmagic(TARG, 'o');
+#endif
 	if (utf8_curlen)
 	    SvUTF8_on(TARG);
 	if (repl) {