* dwarf2read.c (dwarf2_read_index): Don't use index if symbol table

	is empty.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b047f35..e364e13 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2012-04-27  Doug Evans  <dje@google.com>
+
+       * dwarf2read.c (dwarf2_read_index): Don't use index if symbol table
+       is empty.
+
 2012-04-27  Sergio Durigan Junior  <sergiodj@redhat.com>
            Tom Tromey  <tromey@redhat.com>
 

diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 7ae3b86..a591714 100644 (file)
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -2192,6 +2192,10 @@ dwarf2_read_index (struct objfile *objfile)
 
   map->constant_pool = addr + MAYBE_SWAP (metadata[i]);
 
+  /* Don't use the index if it's empty.  */
+  if (map->symbol_table_slots == 0)
+    return 0;
+
   if (!create_cus_from_index (objfile, cu_list, cu_list_elements))
     return 0;