--- rpl/lapack/lapack/zgerqf.f 2014/01/27 09:28:33 1.13
+++ rpl/lapack/lapack/zgerqf.f 2023/08/07 08:39:19 1.18
@@ -2,31 +2,31 @@
*
* =========== DOCUMENTATION ===========
*
-* Online html documentation available at
-* http://www.netlib.org/lapack/explore-html/
+* Online html documentation available at
+* http://www.netlib.org/lapack/explore-html/
*
*> \htmlonly
-*> Download ZGERQF + dependencies
-*>
-*> [TGZ]
-*>
-*> [ZIP]
-*>
+*> Download ZGERQF + dependencies
+*>
+*> [TGZ]
+*>
+*> [ZIP]
+*>
*> [TXT]
-*> \endhtmlonly
+*> \endhtmlonly
*
* Definition:
* ===========
*
* SUBROUTINE ZGERQF( M, N, A, LDA, TAU, WORK, LWORK, INFO )
-*
+*
* .. Scalar Arguments ..
* INTEGER INFO, LDA, LWORK, M, N
* ..
* .. Array Arguments ..
* COMPLEX*16 A( LDA, * ), TAU( * ), WORK( * )
* ..
-*
+*
*
*> \par Purpose:
* =============
@@ -88,7 +88,8 @@
*> \param[in] LWORK
*> \verbatim
*> LWORK is INTEGER
-*> The dimension of the array WORK. LWORK >= max(1,M).
+*> The dimension of the array WORK.
+*> LWORK >= 1, if MIN(M,N) = 0, and LWORK >= M, otherwise.
*> For optimum performance LWORK >= M*NB, where NB is
*> the optimal blocksize.
*>
@@ -108,12 +109,10 @@
* Authors:
* ========
*
-*> \author Univ. of Tennessee
-*> \author Univ. of California Berkeley
-*> \author Univ. of Colorado Denver
-*> \author NAG Ltd.
-*
-*> \date November 2011
+*> \author Univ. of Tennessee
+*> \author Univ. of California Berkeley
+*> \author Univ. of Colorado Denver
+*> \author NAG Ltd.
*
*> \ingroup complex16GEcomputational
*
@@ -138,10 +137,9 @@
* =====================================================================
SUBROUTINE ZGERQF( M, N, A, LDA, TAU, WORK, LWORK, INFO )
*
-* -- LAPACK computational routine (version 3.4.0) --
+* -- LAPACK computational routine --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
-* November 2011
*
* .. Scalar Arguments ..
INTEGER INFO, LDA, LWORK, M, N
@@ -191,8 +189,9 @@
END IF
WORK( 1 ) = LWKOPT
*
- IF( LWORK.LT.MAX( 1, M ) .AND. .NOT.LQUERY ) THEN
- INFO = -7
+ IF ( .NOT.LQUERY ) THEN
+ IF( LWORK.LE.0 .OR. ( N.GT.0 .AND. LWORK.LT.MAX( 1, M ) ) )
+ $ INFO = -7
END IF
END IF
*