diagnostics: fix memory leak of m_option_mgr

Fix some noise seen in "make selftest-valgrind".

gcc/ChangeLog:
	* diagnostic.cc (diagnostic_context::finish): Delete and reset
	m_option_mgr.

Signed-off-by: David Malcolm <dmalcolm@redhat.com>

diff --git a/gcc/diagnostic.cc b/gcc/diagnostic.cc
index 477214c15f2b575894c89e98195043bfa56b63e1..ecc4bd94eba199318211bb5ce280d0d07ed3e41c 100644 (file)
--- a/gcc/diagnostic.cc
+++ b/gcc/diagnostic.cc
@@ -420,6 +420,9 @@ diagnostic_context::finish ()
       m_client_data_hooks = nullptr;
     }
 
+  delete m_option_mgr;
+  m_option_mgr = nullptr;
+
   delete m_urlifier;
   m_urlifier = nullptr;