From: Tom de Vries <vries@gcc.gnu.org>
Date: Tue, 11 Jun 2013 22:23:18 +0000 (+0000)
Subject: Add error message for mismatched parentheses in reservation string
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e1745b439ebf2196d30206e4473a4844f5e06c6d;p=gcc.git

Add error message for mismatched parentheses in reservation string

2013-06-11  Tom de Vries  <tom@codesourcery.com>

	* genautomata.c (gen_regexp_sequence): Handle els_num == -1.  Handle
	sequence_vect == NULL.

From-SVN: r199969
---

diff --git a/gcc/genautomata.c b/gcc/genautomata.c
index 3665d956db9..add4624ba17 100644
--- a/gcc/genautomata.c
+++ b/gcc/genautomata.c
@@ -1672,6 +1672,10 @@ gen_regexp_sequence (const char *str)
   int i;
 
   sequence_vect = get_str_vect (str, &els_num, ',', TRUE);
+  if (els_num == -1)
+    fatal ("unbalanced parentheses in reservation `%s'", str);
+  if (sequence_vect == NULL)
+    fatal ("invalid reservation `%s'", str);
   if (els_num > 1)
     {
       sequence = XCREATENODEVAR (struct regexp, sizeof (struct regexp)