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-rw-r--r--gas/ChangeLog3
-rw-r--r--gas/config/obj-coff.c6
2 files changed, 9 insertions, 0 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index a042380..3650223 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -5,6 +5,9 @@
1999-09-11 Donn Terry <donn@interix.com>
+ * config/obj-coff.c (add_lineno): Check that the line number is
+ positive.
+
* config/atof-ieee.c (atof_ieee): Change what_kind to int.
* config/atof-vax.c (flonum_gen2vax): Change format_letter to
int.
diff --git a/gas/config/obj-coff.c b/gas/config/obj-coff.c
index f52732d..b06710a 100644
--- a/gas/config/obj-coff.c
+++ b/gas/config/obj-coff.c
@@ -434,6 +434,12 @@ add_lineno (frag, offset, num)
{
abort ();
}
+ if (num <= 0)
+ {
+ /* Zero is used as an end marker in the file. */
+ as_bad (_("Line numbers must be positive integers\n"));
+ return;
+ }
new_line->next = line_nos;
new_line->frag = frag;
new_line->l.line_number = num;