diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 7f918e9ecfe..53446899873 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2014-11-13  Doug Evans  <dje@google.com>
+
+	PR symtab/17591
+	* dwarf2read.c (find_slot_in_mapped_hash): Handle
+	"(anonymous namespace)".
+
 2014-11-13  Doug Evans  <dje@google.com>
 
 	* dwarf2read.c (update_enumeration_type_from_children): Avoid
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 1250bc7e768..9762d985072 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -2917,7 +2917,11 @@ find_slot_in_mapped_hash (struct mapped_index *index, const char *name,
     {
       /* NAME is already canonical.  Drop any qualifiers as .gdb_index does
 	 not contain any.  */
-      const char *paren = strchr (name, '(');
+      const char *paren = NULL;
+
+      /* Need to handle "(anonymous namespace)".  */
+      if (*name != '(')
+	paren = strchr (name, '(');
 
       if (paren)
 	{