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-rw-r--r--Src/builtin.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/Src/builtin.c b/Src/builtin.c
index 71fc04ce1..b43c08235 100644
--- a/Src/builtin.c
+++ b/Src/builtin.c
@@ -1652,6 +1652,12 @@ fclist(FILE *f, Options ops, zlong first, zlong last,
last = first;
first = tmp;
}
+ if (first > last) {
+ zwarnnam("fc", "history events are in wrong order, aborted");
+ if (f != stdout)
+ fclose(f);
+ return 1;
+ }
/* suppress "no substitution" warning if no substitution is requested */
if (!subs)
fclistdone = 1;