Make "OMP task depend" sections conditional on OpenMP4, not just OpenMP

to allow compilation with older implementations

Author: martin-frbg

SRC/chetrd_hb2st.F

@@ -512,7 +512,7 @@ SUBROUTINE CHETRD_HB2ST( STAGE1, VECT, UPLO, N, KD, AB, LDAB,
 *
 *                         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))

SRC/dsytrd_sb2st.F

@@ -481,7 +481,7 @@ SUBROUTINE DSYTRD_SB2ST( STAGE1, VECT, UPLO, N, KD, AB, LDAB,
 *
 *                         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))

SRC/ssytrd_sb2st.F

@@ -481,7 +481,7 @@ SUBROUTINE SSYTRD_SB2ST( STAGE1, VECT, UPLO, N, KD, AB, LDAB,
 *
 *                         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))

SRC/zhetrd_hb2st.F

@@ -512,7 +512,8 @@ SUBROUTINE ZHETRD_HB2ST( STAGE1, VECT, UPLO, N, KD, AB, LDAB,
 *
 *                         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))