From 96fe1aa38072660a7bce3da23d6c6fedace4af74 Mon Sep 17 00:00:00 2001
From: Jonathan Peyton <jonathan.l.peyton@intel.com>
Date: Mon, 21 Nov 2016 16:24:59 +0000
Subject: [PATCH] Set task->td_dephash to NULL after free

llvm-svn: 287552
---
 openmp/runtime/src/kmp_taskdeps.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/openmp/runtime/src/kmp_taskdeps.cpp b/openmp/runtime/src/kmp_taskdeps.cpp
index 8dda556..2c3da45 100644
--- a/openmp/runtime/src/kmp_taskdeps.cpp
+++ b/openmp/runtime/src/kmp_taskdeps.cpp
@@ -378,6 +378,7 @@ __kmp_release_deps ( kmp_int32 gtid, kmp_taskdata_t *task )
     if ( task->td_dephash ) {
         KA_TRACE(40, ("__kmp_release_deps: T#%d freeing dependencies hash of task %p.\n", gtid, task ) );
         __kmp_dephash_free(thread,task->td_dephash);
+        task->td_dephash = NULL;
     }
 
     if ( !node ) return;
-- 
2.7.4