hash: check insertion for memory exhaustion.

[bison.git] / src / uniqstr.c

diff --git a/src/uniqstr.c b/src/uniqstr.c
index 644477bed20a89801e5782082c3ccbc245cd4712..78b8a98d1aa99e2876b01151fb562034ae015120 100644 (file)
--- a/src/uniqstr.c
+++ b/src/uniqstr.c
@@ -1,6 +1,6 @@
 /* Keep a unique copy of strings.
 
 /* Keep a unique copy of strings.
 

-   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005, 2009 Free Software Foundation, Inc.

 
    This file is part of Bison, the GNU Compiler Compiler.
 
 
    This file is part of Bison, the GNU Compiler Compiler.
 


@@ -47,7 +47,8 @@ uniqstr_new (char const *str)
     {
       /* First insertion in the hash. */
       res = xstrdup (str);
     {
       /* First insertion in the hash. */
       res = xstrdup (str);

-      hash_insert (uniqstrs_table, res);
+      if (!hash_insert (uniqstrs_table, res))
+        xalloc_die ();

     }
   return res;
 }
     }
   return res;
 }