--- rpl/lapack/lapack/zhpevd.f	2017/06/17 11:06:50	1.15
+++ rpl/lapack/lapack/zhpevd.f	2023/08/07 08:39:26	1.18
@@ -134,8 +134,7 @@
 *>
 *> \param[out] RWORK
 *> \verbatim
-*>          RWORK is DOUBLE PRECISION array,
-*>                                         dimension (LRWORK)
+*>          RWORK is DOUBLE PRECISION array, dimension (MAX(1,LRWORK))
 *>          On exit, if INFO = 0, RWORK(1) returns the required LRWORK.
 *> \endverbatim
 *>
@@ -193,18 +192,15 @@
 *> \author Univ. of Colorado Denver
 *> \author NAG Ltd.
 *
-*> \date December 2016
-*
 *> \ingroup complex16OTHEReigen
 *
 *  =====================================================================
       SUBROUTINE ZHPEVD( JOBZ, UPLO, N, AP, W, Z, LDZ, WORK, LWORK,
      $                   RWORK, LRWORK, IWORK, LIWORK, INFO )
 *
-*  -- LAPACK driver routine (version 3.7.0) --
+*  -- LAPACK driver routine --
 *  -- LAPACK is a software package provided by Univ. of Tennessee,    --
 *  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
-*     December 2016
 *
 *     .. Scalar Arguments ..
       CHARACTER          JOBZ, UPLO
@@ -304,7 +300,7 @@
      $   RETURN
 *
       IF( N.EQ.1 ) THEN
-         W( 1 ) = AP( 1 )
+         W( 1 ) = DBLE( AP( 1 ) )
          IF( WANTZ )
      $      Z( 1, 1 ) = CONE
          RETURN