From eaab622f0393590e5ad12298b9fd8739553c591f Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Wed, 14 Feb 2018 22:58:14 +0100
Subject: [PATCH] Make "OMP task depend" sections conditional on OpenMP4, not
 just OpenMP

To allow compiling with gcc versions older than 4.9
---
 lapack-netlib/SRC/chetrd_hb2st.F | 2 +-
 lapack-netlib/SRC/dsytrd_sb2st.F | 2 +-
 lapack-netlib/SRC/ssytrd_sb2st.F | 2 +-
 lapack-netlib/SRC/zhetrd_hb2st.F | 3 ++-
 4 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/lapack-netlib/SRC/chetrd_hb2st.F b/lapack-netlib/SRC/chetrd_hb2st.F
index b96e5db95..6645121c1 100644
--- a/lapack-netlib/SRC/chetrd_hb2st.F
+++ b/lapack-netlib/SRC/chetrd_hb2st.F
@@ -512,7 +512,7 @@ C                 END IF
 *
 *                         Call the kernel
 *                             
-#if defined(_OPENMP)
+#if defined(_OPENMP) && _OPENMP >= 201307L
                           IF( TTYPE.NE.1 ) THEN      
 !$OMP TASK DEPEND(in:WORK(MYID+SHIFT-1))
 !$OMP$     DEPEND(in:WORK(MYID-1))
diff --git a/lapack-netlib/SRC/dsytrd_sb2st.F b/lapack-netlib/SRC/dsytrd_sb2st.F
index 1e860004e..d1ccc1a89 100644
--- a/lapack-netlib/SRC/dsytrd_sb2st.F
+++ b/lapack-netlib/SRC/dsytrd_sb2st.F
@@ -481,7 +481,7 @@
 *
 *                         Call the kernel
 *                             
-#if defined(_OPENMP)
+#if defined(_OPENMP) &&  _OPENMP >= 201307L
                           IF( TTYPE.NE.1 ) THEN      
 !$OMP TASK DEPEND(in:WORK(MYID+SHIFT-1))
 !$OMP$     DEPEND(in:WORK(MYID-1))
diff --git a/lapack-netlib/SRC/ssytrd_sb2st.F b/lapack-netlib/SRC/ssytrd_sb2st.F
index 891ec9b53..bd645327e 100644
--- a/lapack-netlib/SRC/ssytrd_sb2st.F
+++ b/lapack-netlib/SRC/ssytrd_sb2st.F
@@ -481,7 +481,7 @@
 *
 *                         Call the kernel
 *                             
-#if defined(_OPENMP)
+#if defined(_OPENMP) && _OPENMP >= 201307
                           IF( TTYPE.NE.1 ) THEN      
 !$OMP TASK DEPEND(in:WORK(MYID+SHIFT-1))
 !$OMP$     DEPEND(in:WORK(MYID-1))
diff --git a/lapack-netlib/SRC/zhetrd_hb2st.F b/lapack-netlib/SRC/zhetrd_hb2st.F
index 07390623a..7b623481b 100644
--- a/lapack-netlib/SRC/zhetrd_hb2st.F
+++ b/lapack-netlib/SRC/zhetrd_hb2st.F
@@ -512,7 +512,8 @@ C                 END IF
 *
 *                         Call the kernel
 *                             
-#if defined(_OPENMP)
+#if defined(_OPENMP) &&  _OPENMP >= 201307L
+
                           IF( TTYPE.NE.1 ) THEN      
 !$OMP TASK DEPEND(in:WORK(MYID+SHIFT-1))
 !$OMP$     DEPEND(in:WORK(MYID-1))