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-rw-r--r--doop.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/doop.c b/doop.c
index 4e5866e9c4..ec14a76ff4 100644
--- a/doop.c
+++ b/doop.c
@@ -665,7 +665,7 @@ do_join(register SV *sv, SV *del, register SV **mark, register SV **sp)
SvGROW(sv, len + 1); /* so try to pre-extend */
mark = oldmark;
- items = sp - mark;;
+ items = sp - mark;
++mark;
}