diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e09ccd684c1..173fc1280cf 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2014-11-19  David Malcolm  <dmalcolm@redhat.com>
+
+	PR jit/63854
+	* ipa-reference.c (ipa_reference_c_finalize): Release
+	optimization_summary_obstack.
+
 2014-11-19  David Malcolm  <dmalcolm@redhat.com>
 
 	PR jit/63854
diff --git a/gcc/ipa-reference.c b/gcc/ipa-reference.c
index b421f63fcb7..1ce06d126d6 100644
--- a/gcc/ipa-reference.c
+++ b/gcc/ipa-reference.c
@@ -1193,5 +1193,9 @@ make_pass_ipa_reference (gcc::context *ctxt)
 void
 ipa_reference_c_finalize (void)
 {
-  ipa_init_p = false;
+  if (ipa_init_p)
+    {
+      bitmap_obstack_release (&optimization_summary_obstack);
+      ipa_init_p = false;
+    }
 }