* libgcc2.c (__register_exceptions): Handle empty tables.

From-SVN: r9200

diff --git a/gcc/libgcc2.c b/gcc/libgcc2.c
index 6846dfc975b16adff91965371a935f84f9a539c2..bd33d1c489c60a9fa9262e392097a32315fa9b7d 100644 (file)
--- a/gcc/libgcc2.c
+++ b/gcc/libgcc2.c
@@ -2237,9 +2237,14 @@ __throw_type_match (const char *catch_type, const char *throw_type)
 void
 __register_exceptions (exception_table *table)
 {
-  struct exception_table_node *node = (struct exception_table_node*)
-      malloc (sizeof (struct exception_table_node));
+  struct exception_table_node *node;
   exception_table *range = table + 1;
+
+  if (range->start == (void*)-1)
+    return;
+
+  node = (struct exception_table_node*)
+    malloc (sizeof (struct exception_table_node));
   node->table = table;
 
   /* This look can be optimized away either if the table