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-rw-r--r--SRC/chetrf_aa.f24
-rw-r--r--SRC/clahef_aa.f44
-rw-r--r--SRC/clasyf_aa.f44
-rw-r--r--SRC/csytrf_aa.f24
-rw-r--r--SRC/dlasyf_aa.f44
-rw-r--r--SRC/dsytrf_aa.f24
-rw-r--r--SRC/slasyf_aa.f44
-rw-r--r--SRC/ssytrf_aa.f24
-rw-r--r--SRC/zhetrf_aa.f24
-rw-r--r--SRC/zlahef_aa.f44
-rw-r--r--SRC/zlasyf_aa.f44
-rw-r--r--SRC/zsytrf_aa.f24
12 files changed, 54 insertions, 354 deletions
diff --git a/SRC/chetrf_aa.f b/SRC/chetrf_aa.f
index 153a089d..bed227f3 100644
--- a/SRC/chetrf_aa.f
+++ b/SRC/chetrf_aa.f
@@ -114,11 +114,7 @@
*> \verbatim
*> INFO is INTEGER
*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
+*> < 0: if INFO = -i, the i-th argument had an illegal value.
*> \endverbatim
*
* Authors:
@@ -159,7 +155,7 @@
*
* .. Local Scalars ..
LOGICAL LQUERY, UPPER
- INTEGER J, LWKOPT, IINFO
+ INTEGER J, LWKOPT
INTEGER NB, MJ, NJ, K1, K2, J1, J2, J3, JB
COMPLEX ALPHA
* ..
@@ -215,13 +211,10 @@
IPIV( 1 ) = 1
IF ( N.EQ.1 ) THEN
A( 1, 1 ) = REAL( A( 1, 1 ) )
- IF ( A( 1, 1 ).EQ.ZERO ) THEN
- INFO = 1
- END IF
RETURN
END IF
*
-* Adjubst block size based on the workspace size
+* Adjust block size based on the workspace size
*
IF( LWORK.LT.((1+NB)*N) ) THEN
NB = ( LWORK-N ) / N
@@ -261,11 +254,7 @@
*
CALL CLAHEF_AA( UPLO, 2-K1, N-J, JB,
$ A( MAX(1, J), J+1 ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ),
- $ IINFO )
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
@@ -385,10 +374,7 @@
*
CALL CLAHEF_AA( UPLO, 2-K1, N-J, JB,
$ A( J+1, MAX(1, J) ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ), IINFO)
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
diff --git a/SRC/clahef_aa.f b/SRC/clahef_aa.f
index 53646a2c..13fa604b 100644
--- a/SRC/clahef_aa.f
+++ b/SRC/clahef_aa.f
@@ -19,11 +19,11 @@
* ===========
*
* SUBROUTINE CLAHEF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
-* H, LDH, WORK, INFO )
+* H, LDH, WORK )
*
* .. Scalar Arguments ..
* CHARACTER UPLO
-* INTEGER J1, M, NB, LDA, LDH, INFO
+* INTEGER J1, M, NB, LDA, LDH
* ..
* .. Array Arguments ..
* INTEGER IPIV( * )
@@ -127,16 +127,6 @@
*> WORK is COMPLEX workspace, dimension (M).
*> \endverbatim
*>
-*> \param[out] INFO
-*> \verbatim
-*> INFO is INTEGER
-*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
-*> \endverbatim
*
* Authors:
* ========
@@ -152,7 +142,7 @@
*
* =====================================================================
SUBROUTINE CLAHEF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
- $ H, LDH, WORK, INFO )
+ $ H, LDH, WORK )
*
* -- LAPACK computational routine (version 3.7.1) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
@@ -163,7 +153,7 @@
*
* .. Scalar Arguments ..
CHARACTER UPLO
- INTEGER M, NB, J1, LDA, LDH, INFO
+ INTEGER M, NB, J1, LDA, LDH
* ..
* .. Array Arguments ..
INTEGER IPIV( * )
@@ -192,7 +182,6 @@
* ..
* .. Executable Statements ..
*
- INFO = 0
J = 1
*
* K1 is the first column of the panel to be factorized
@@ -319,12 +308,6 @@
* Set A(J, J+1) = T(J, J+1)
*
A( K, J+1 ) = WORK( 2 )
- IF( (A( K, J ).EQ.ZERO ) .AND. (A( K, J+1 ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( K-1, J ).EQ.ZERO)) ) THEN
- IF(INFO .EQ. 0) THEN
- INFO = J
- END IF
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -345,13 +328,6 @@
CALL CLASET( 'Full', 1, M-J-1, ZERO, ZERO,
$ A( K, J+2 ), LDA)
END IF
- ELSE
- IF( (A( K, J ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J-1, J ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 10
@@ -476,11 +452,6 @@
* Set A(J+1, J) = T(J+1, J)
*
A( J+1, K ) = WORK( 2 )
- IF( (A( J, K ).EQ.ZERO) .AND. (A( J+1, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO .EQ. 0)
- $ INFO = J
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -501,13 +472,6 @@
CALL CLASET( 'Full', M-J-1, 1, ZERO, ZERO,
$ A( J+2, K ), LDA )
END IF
- ELSE
- IF( (A( J, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 30
diff --git a/SRC/clasyf_aa.f b/SRC/clasyf_aa.f
index f204fe78..e16c7fb1 100644
--- a/SRC/clasyf_aa.f
+++ b/SRC/clasyf_aa.f
@@ -19,11 +19,11 @@
* ===========
*
* SUBROUTINE CLASYF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
-* H, LDH, WORK, INFO )
+* H, LDH, WORK )
*
* .. Scalar Arguments ..
* CHARACTER UPLO
-* INTEGER J1, M, NB, LDA, LDH, INFO
+* INTEGER J1, M, NB, LDA, LDH
* ..
* .. Array Arguments ..
* INTEGER IPIV( * )
@@ -127,16 +127,6 @@
*> WORK is REAL workspace, dimension (M).
*> \endverbatim
*>
-*> \param[out] INFO
-*> \verbatim
-*> INFO is INTEGER
-*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
-*> \endverbatim
*
* Authors:
* ========
@@ -152,7 +142,7 @@
*
* =====================================================================
SUBROUTINE CLASYF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
- $ H, LDH, WORK, INFO )
+ $ H, LDH, WORK )
*
* -- LAPACK computational routine (version 3.7.1) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
@@ -163,7 +153,7 @@
*
* .. Scalar Arguments ..
CHARACTER UPLO
- INTEGER M, NB, J1, LDA, LDH, INFO
+ INTEGER M, NB, J1, LDA, LDH
* ..
* .. Array Arguments ..
INTEGER IPIV( * )
@@ -192,7 +182,6 @@
* ..
* .. Executable Statements ..
*
- INFO = 0
J = 1
*
* K1 is the first column of the panel to be factorized
@@ -315,12 +304,6 @@
* Set A(J, J+1) = T(J, J+1)
*
A( K, J+1 ) = WORK( 2 )
- IF( (A( K, J ).EQ.ZERO ) .AND. (A( K, J+1 ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( K-1, J ).EQ.ZERO)) ) THEN
- IF(INFO .EQ. 0) THEN
- INFO = J
- ENDIF
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -341,13 +324,6 @@
CALL CLASET( 'Full', 1, M-J-1, ZERO, ZERO,
$ A( K, J+2 ), LDA)
END IF
- ELSE
- IF( (A( K, J ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J-1, J ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 10
@@ -468,11 +444,6 @@
* Set A(J+1, J) = T(J+1, J)
*
A( J+1, K ) = WORK( 2 )
- IF( (A( J, K ).EQ.ZERO) .AND. (A( J+1, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO .EQ. 0)
- $ INFO = J
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -493,13 +464,6 @@
CALL CLASET( 'Full', M-J-1, 1, ZERO, ZERO,
$ A( J+2, K ), LDA )
END IF
- ELSE
- IF( (A( J, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 30
diff --git a/SRC/csytrf_aa.f b/SRC/csytrf_aa.f
index 7fcbb378..b5f91415 100644
--- a/SRC/csytrf_aa.f
+++ b/SRC/csytrf_aa.f
@@ -114,11 +114,7 @@
*> \verbatim
*> INFO is INTEGER
*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
+*> < 0: if INFO = -i, the i-th argument had an illegal value.
*> \endverbatim
*
* Authors:
@@ -159,7 +155,7 @@
*
* .. Local Scalars ..
LOGICAL LQUERY, UPPER
- INTEGER J, LWKOPT, IINFO
+ INTEGER J, LWKOPT
INTEGER NB, MJ, NJ, K1, K2, J1, J2, J3, JB
COMPLEX ALPHA
* ..
@@ -214,13 +210,10 @@
ENDIF
IPIV( 1 ) = 1
IF ( N.EQ.1 ) THEN
- IF ( A( 1, 1 ).EQ.ZERO ) THEN
- INFO = 1
- END IF
RETURN
END IF
*
-* Adjubst block size based on the workspace size
+* Adjust block size based on the workspace size
*
IF( LWORK.LT.((1+NB)*N) ) THEN
NB = ( LWORK-N ) / N
@@ -260,11 +253,7 @@
*
CALL CLASYF_AA( UPLO, 2-K1, N-J, JB,
$ A( MAX(1, J), J+1 ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ),
- $ IINFO )
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
@@ -383,10 +372,7 @@
*
CALL CLASYF_AA( UPLO, 2-K1, N-J, JB,
$ A( J+1, MAX(1, J) ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ), IINFO)
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
diff --git a/SRC/dlasyf_aa.f b/SRC/dlasyf_aa.f
index 9e832018..3f70c630 100644
--- a/SRC/dlasyf_aa.f
+++ b/SRC/dlasyf_aa.f
@@ -19,11 +19,11 @@
* ===========
*
* SUBROUTINE DLASYF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
-* H, LDH, WORK, INFO )
+* H, LDH, WORK )
*
* .. Scalar Arguments ..
* CHARACTER UPLO
-* INTEGER J1, M, NB, LDA, LDH, INFO
+* INTEGER J1, M, NB, LDA, LDH
* ..
* .. Array Arguments ..
* INTEGER IPIV( * )
@@ -127,16 +127,6 @@
*> WORK is DOUBLE PRECISION workspace, dimension (M).
*> \endverbatim
*>
-*> \param[out] INFO
-*> \verbatim
-*> INFO is INTEGER
-*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
-*> \endverbatim
*
* Authors:
* ========
@@ -152,7 +142,7 @@
*
* =====================================================================
SUBROUTINE DLASYF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
- $ H, LDH, WORK, INFO )
+ $ H, LDH, WORK )
*
* -- LAPACK computational routine (version 3.7.1) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
@@ -163,7 +153,7 @@
*
* .. Scalar Arguments ..
CHARACTER UPLO
- INTEGER M, NB, J1, LDA, LDH, INFO
+ INTEGER M, NB, J1, LDA, LDH
* ..
* .. Array Arguments ..
INTEGER IPIV( * )
@@ -192,7 +182,6 @@
* ..
* .. Executable Statements ..
*
- INFO = 0
J = 1
*
* K1 is the first column of the panel to be factorized
@@ -315,12 +304,6 @@
* Set A(J, J+1) = T(J, J+1)
*
A( K, J+1 ) = WORK( 2 )
- IF( (A( K, J ).EQ.ZERO ) .AND. (A( K, J+1 ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( K-1, J ).EQ.ZERO)) ) THEN
- IF(INFO .EQ. 0) THEN
- INFO = J
- ENDIF
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -341,13 +324,6 @@
CALL DLASET( 'Full', 1, M-J-1, ZERO, ZERO,
$ A( K, J+2 ), LDA)
END IF
- ELSE
- IF( (A( K, J ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J-1, J ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 10
@@ -468,11 +444,6 @@
* Set A(J+1, J) = T(J+1, J)
*
A( J+1, K ) = WORK( 2 )
- IF( (A( J, K ).EQ.ZERO) .AND. (A( J+1, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO .EQ. 0)
- $ INFO = J
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -493,13 +464,6 @@
CALL DLASET( 'Full', M-J-1, 1, ZERO, ZERO,
$ A( J+2, K ), LDA )
END IF
- ELSE
- IF( (A( J, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 30
diff --git a/SRC/dsytrf_aa.f b/SRC/dsytrf_aa.f
index c3d598b2..174c0450 100644
--- a/SRC/dsytrf_aa.f
+++ b/SRC/dsytrf_aa.f
@@ -114,11 +114,7 @@
*> \verbatim
*> INFO is INTEGER
*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
+*> < 0: if INFO = -i, the i-th argument had an illegal value.
*> \endverbatim
*
* Authors:
@@ -159,7 +155,7 @@
*
* .. Local Scalars ..
LOGICAL LQUERY, UPPER
- INTEGER J, LWKOPT, IINFO
+ INTEGER J, LWKOPT
INTEGER NB, MJ, NJ, K1, K2, J1, J2, J3, JB
DOUBLE PRECISION ALPHA
* ..
@@ -214,13 +210,10 @@
ENDIF
IPIV( 1 ) = 1
IF ( N.EQ.1 ) THEN
- IF ( A( 1, 1 ).EQ.ZERO ) THEN
- INFO = 1
- END IF
RETURN
END IF
*
-* Adjubst block size based on the workspace size
+* Adjust block size based on the workspace size
*
IF( LWORK.LT.((1+NB)*N) ) THEN
NB = ( LWORK-N ) / N
@@ -260,11 +253,7 @@
*
CALL DLASYF_AA( UPLO, 2-K1, N-J, JB,
$ A( MAX(1, J), J+1 ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ),
- $ IINFO )
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
@@ -383,10 +372,7 @@
*
CALL DLASYF_AA( UPLO, 2-K1, N-J, JB,
$ A( J+1, MAX(1, J) ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ), IINFO)
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
diff --git a/SRC/slasyf_aa.f b/SRC/slasyf_aa.f
index 0437db3a..d959aecd 100644
--- a/SRC/slasyf_aa.f
+++ b/SRC/slasyf_aa.f
@@ -19,11 +19,11 @@
* ===========
*
* SUBROUTINE SLASYF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
-* H, LDH, WORK, INFO )
+* H, LDH, WORK )
*
* .. Scalar Arguments ..
* CHARACTER UPLO
-* INTEGER J1, M, NB, LDA, LDH, INFO
+* INTEGER J1, M, NB, LDA, LDH
* ..
* .. Array Arguments ..
* INTEGER IPIV( * )
@@ -127,16 +127,6 @@
*> WORK is REAL workspace, dimension (M).
*> \endverbatim
*>
-*> \param[out] INFO
-*> \verbatim
-*> INFO is INTEGER
-*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
-*> \endverbatim
*
* Authors:
* ========
@@ -152,7 +142,7 @@
*
* =====================================================================
SUBROUTINE SLASYF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
- $ H, LDH, WORK, INFO )
+ $ H, LDH, WORK )
*
* -- LAPACK computational routine (version 3.7.1) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
@@ -163,7 +153,7 @@
*
* .. Scalar Arguments ..
CHARACTER UPLO
- INTEGER M, NB, J1, LDA, LDH, INFO
+ INTEGER M, NB, J1, LDA, LDH
* ..
* .. Array Arguments ..
INTEGER IPIV( * )
@@ -192,7 +182,6 @@
* ..
* .. Executable Statements ..
*
- INFO = 0
J = 1
*
* K1 is the first column of the panel to be factorized
@@ -315,12 +304,6 @@
* Set A(J, J+1) = T(J, J+1)
*
A( K, J+1 ) = WORK( 2 )
- IF( (A( K, J ).EQ.ZERO ) .AND. (A( K, J+1 ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( K-1, J ).EQ.ZERO)) ) THEN
- IF(INFO .EQ. 0) THEN
- INFO = J
- ENDIF
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -341,13 +324,6 @@
CALL SLASET( 'Full', 1, M-J-1, ZERO, ZERO,
$ A( K, J+2 ), LDA)
END IF
- ELSE
- IF( (A( K, J ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J-1, J ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 10
@@ -468,11 +444,6 @@
* Set A(J+1, J) = T(J+1, J)
*
A( J+1, K ) = WORK( 2 )
- IF( (A( J, K ).EQ.ZERO) .AND. (A( J+1, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO .EQ. 0)
- $ INFO = J
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -493,13 +464,6 @@
CALL SLASET( 'Full', M-J-1, 1, ZERO, ZERO,
$ A( J+2, K ), LDA )
END IF
- ELSE
- IF( (A( J, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 30
diff --git a/SRC/ssytrf_aa.f b/SRC/ssytrf_aa.f
index 98f433af..6550a7ca 100644
--- a/SRC/ssytrf_aa.f
+++ b/SRC/ssytrf_aa.f
@@ -114,11 +114,7 @@
*> \verbatim
*> INFO is INTEGER
*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
+*> < 0: if INFO = -i, the i-th argument had an illegal value.
*> \endverbatim
*
* Authors:
@@ -159,7 +155,7 @@
*
* .. Local Scalars ..
LOGICAL LQUERY, UPPER
- INTEGER J, LWKOPT, IINFO
+ INTEGER J, LWKOPT
INTEGER NB, MJ, NJ, K1, K2, J1, J2, J3, JB
REAL ALPHA
* ..
@@ -214,13 +210,10 @@
ENDIF
IPIV( 1 ) = 1
IF ( N.EQ.1 ) THEN
- IF ( A( 1, 1 ).EQ.ZERO ) THEN
- INFO = 1
- END IF
RETURN
END IF
*
-* Adjubst block size based on the workspace size
+* Adjust block size based on the workspace size
*
IF( LWORK.LT.((1+NB)*N) ) THEN
NB = ( LWORK-N ) / N
@@ -260,11 +253,7 @@
*
CALL SLASYF_AA( UPLO, 2-K1, N-J, JB,
$ A( MAX(1, J), J+1 ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ),
- $ IINFO )
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
@@ -383,10 +372,7 @@
*
CALL SLASYF_AA( UPLO, 2-K1, N-J, JB,
$ A( J+1, MAX(1, J) ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ), IINFO)
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
diff --git a/SRC/zhetrf_aa.f b/SRC/zhetrf_aa.f
index 05844bb5..4196d477 100644
--- a/SRC/zhetrf_aa.f
+++ b/SRC/zhetrf_aa.f
@@ -114,11 +114,7 @@
*> \verbatim
*> INFO is INTEGER
*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
+*> < 0: if INFO = -i, the i-th argument had an illegal value.
*> \endverbatim
*
* Authors:
@@ -159,7 +155,7 @@
*
* .. Local Scalars ..
LOGICAL LQUERY, UPPER
- INTEGER J, LWKOPT, IINFO
+ INTEGER J, LWKOPT
INTEGER NB, MJ, NJ, K1, K2, J1, J2, J3, JB
COMPLEX*16 ALPHA
* ..
@@ -215,13 +211,10 @@
IPIV( 1 ) = 1
IF ( N.EQ.1 ) THEN
A( 1, 1 ) = DBLE( A( 1, 1 ) )
- IF ( A( 1, 1 ).EQ.ZERO ) THEN
- INFO = 1
- END IF
RETURN
END IF
*
-* Adjubst block size based on the workspace size
+* Adjust block size based on the workspace size
*
IF( LWORK.LT.((1+NB)*N) ) THEN
NB = ( LWORK-N ) / N
@@ -261,11 +254,7 @@
*
CALL ZLAHEF_AA( UPLO, 2-K1, N-J, JB,
$ A( MAX(1, J), J+1 ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ),
- $ IINFO )
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
@@ -385,10 +374,7 @@
*
CALL ZLAHEF_AA( UPLO, 2-K1, N-J, JB,
$ A( J+1, MAX(1, J) ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ), IINFO)
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
diff --git a/SRC/zlahef_aa.f b/SRC/zlahef_aa.f
index b7d46dfb..7892cc1e 100644
--- a/SRC/zlahef_aa.f
+++ b/SRC/zlahef_aa.f
@@ -19,11 +19,11 @@
* ===========
*
* SUBROUTINE ZLAHEF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
-* H, LDH, WORK, INFO )
+* H, LDH, WORK )
*
* .. Scalar Arguments ..
* CHARACTER UPLO
-* INTEGER J1, M, NB, LDA, LDH, INFO
+* INTEGER J1, M, NB, LDA, LDH
* ..
* .. Array Arguments ..
* INTEGER IPIV( * )
@@ -127,16 +127,6 @@
*> WORK is COMPLEX*16 workspace, dimension (M).
*> \endverbatim
*>
-*> \param[out] INFO
-*> \verbatim
-*> INFO is INTEGER
-*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
-*> \endverbatim
*
* Authors:
* ========
@@ -152,7 +142,7 @@
*
* =====================================================================
SUBROUTINE ZLAHEF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
- $ H, LDH, WORK, INFO )
+ $ H, LDH, WORK )
*
* -- LAPACK computational routine (version 3.7.1) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
@@ -163,7 +153,7 @@
*
* .. Scalar Arguments ..
CHARACTER UPLO
- INTEGER M, NB, J1, LDA, LDH, INFO
+ INTEGER M, NB, J1, LDA, LDH
* ..
* .. Array Arguments ..
INTEGER IPIV( * )
@@ -192,7 +182,6 @@
* ..
* .. Executable Statements ..
*
- INFO = 0
J = 1
*
* K1 is the first column of the panel to be factorized
@@ -319,12 +308,6 @@
* Set A(J, J+1) = T(J, J+1)
*
A( K, J+1 ) = WORK( 2 )
- IF( (A( K, J ).EQ.ZERO ) .AND. (A( K, J+1 ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( K-1, J ).EQ.ZERO)) ) THEN
- IF(INFO .EQ. 0) THEN
- INFO = J
- END IF
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -345,13 +328,6 @@
CALL ZLASET( 'Full', 1, M-J-1, ZERO, ZERO,
$ A( K, J+2 ), LDA)
END IF
- ELSE
- IF( (A( K, J ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J-1, J ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 10
@@ -476,11 +452,6 @@
* Set A(J+1, J) = T(J+1, J)
*
A( J+1, K ) = WORK( 2 )
- IF( (A( J, K ).EQ.ZERO) .AND. (A( J+1, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO .EQ. 0)
- $ INFO = J
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -501,13 +472,6 @@
CALL ZLASET( 'Full', M-J-1, 1, ZERO, ZERO,
$ A( J+2, K ), LDA )
END IF
- ELSE
- IF( (A( J, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 30
diff --git a/SRC/zlasyf_aa.f b/SRC/zlasyf_aa.f
index 3e1b7639..b6c229c7 100644
--- a/SRC/zlasyf_aa.f
+++ b/SRC/zlasyf_aa.f
@@ -19,11 +19,11 @@
* ===========
*
* SUBROUTINE ZLASYF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
-* H, LDH, WORK, INFO )
+* H, LDH, WORK )
*
* .. Scalar Arguments ..
* CHARACTER UPLO
-* INTEGER J1, M, NB, LDA, LDH, INFO
+* INTEGER J1, M, NB, LDA, LDH
* ..
* .. Array Arguments ..
* INTEGER IPIV( * )
@@ -127,16 +127,6 @@
*> WORK is COMPLEX*16 workspace, dimension (M).
*> \endverbatim
*>
-*> \param[out] INFO
-*> \verbatim
-*> INFO is INTEGER
-*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
-*> \endverbatim
*
* Authors:
* ========
@@ -152,7 +142,7 @@
*
* =====================================================================
SUBROUTINE ZLASYF_AA( UPLO, J1, M, NB, A, LDA, IPIV,
- $ H, LDH, WORK, INFO )
+ $ H, LDH, WORK )
*
* -- LAPACK computational routine (version 3.7.1) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
@@ -163,7 +153,7 @@
*
* .. Scalar Arguments ..
CHARACTER UPLO
- INTEGER M, NB, J1, LDA, LDH, INFO
+ INTEGER M, NB, J1, LDA, LDH
* ..
* .. Array Arguments ..
INTEGER IPIV( * )
@@ -192,7 +182,6 @@
* ..
* .. Executable Statements ..
*
- INFO = 0
J = 1
*
* K1 is the first column of the panel to be factorized
@@ -315,12 +304,6 @@
* Set A(J, J+1) = T(J, J+1)
*
A( K, J+1 ) = WORK( 2 )
- IF( (A( K, J ).EQ.ZERO ) .AND. (A( K, J+1 ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( K-1, J ).EQ.ZERO)) ) THEN
- IF(INFO .EQ. 0) THEN
- INFO = J
- ENDIF
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -341,13 +324,6 @@
CALL ZLASET( 'Full', 1, M-J-1, ZERO, ZERO,
$ A( K, J+2 ), LDA)
END IF
- ELSE
- IF( (A( K, J ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J-1, J ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 10
@@ -468,11 +444,6 @@
* Set A(J+1, J) = T(J+1, J)
*
A( J+1, K ) = WORK( 2 )
- IF( (A( J, K ).EQ.ZERO) .AND. (A( J+1, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO .EQ. 0)
- $ INFO = J
- END IF
*
IF( J.LT.NB ) THEN
*
@@ -493,13 +464,6 @@
CALL ZLASET( 'Full', M-J-1, 1, ZERO, ZERO,
$ A( J+2, K ), LDA )
END IF
- ELSE
- IF( (A( J, K ).EQ.ZERO) .AND.
- $ ((K.EQ.1) .OR. (A( J, K-1 ).EQ.ZERO)) ) THEN
- IF (INFO.EQ.0) THEN
- INFO = J
- END IF
- END IF
END IF
J = J + 1
GO TO 30
diff --git a/SRC/zsytrf_aa.f b/SRC/zsytrf_aa.f
index 02f8cdda..269f664f 100644
--- a/SRC/zsytrf_aa.f
+++ b/SRC/zsytrf_aa.f
@@ -114,11 +114,7 @@
*> \verbatim
*> INFO is INTEGER
*> = 0: successful exit
-*> < 0: if INFO = -i, the i-th argument had an illegal value
-*> > 0: if INFO = i, D(i,i) is exactly zero. The factorization
-*> has been completed, but the block diagonal matrix D is
-*> exactly singular, and division by zero will occur if it
-*> is used to solve a system of equations.
+*> < 0: if INFO = -i, the i-th argument had an illegal value.
*> \endverbatim
*
* Authors:
@@ -159,7 +155,7 @@
*
* .. Local Scalars ..
LOGICAL LQUERY, UPPER
- INTEGER J, LWKOPT, IINFO
+ INTEGER J, LWKOPT
INTEGER NB, MJ, NJ, K1, K2, J1, J2, J3, JB
COMPLEX*16 ALPHA
* ..
@@ -214,13 +210,10 @@
ENDIF
IPIV( 1 ) = 1
IF ( N.EQ.1 ) THEN
- IF ( A( 1, 1 ).EQ.ZERO ) THEN
- INFO = 1
- END IF
RETURN
END IF
*
-* Adjubst block size based on the workspace size
+* Adjust block size based on the workspace size
*
IF( LWORK.LT.((1+NB)*N) ) THEN
NB = ( LWORK-N ) / N
@@ -260,11 +253,7 @@
*
CALL ZLASYF_AA( UPLO, 2-K1, N-J, JB,
$ A( MAX(1, J), J+1 ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ),
- $ IINFO )
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
@@ -383,10 +372,7 @@
*
CALL ZLASYF_AA( UPLO, 2-K1, N-J, JB,
$ A( J+1, MAX(1, J) ), LDA,
- $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ), IINFO)
- IF( (IINFO.GT.0) .AND. (INFO.EQ.0) ) THEN
- INFO = IINFO+J
- ENDIF
+ $ IPIV( J+1 ), WORK, N, WORK( N*NB+1 ) )
*
* Ajust IPIV and apply it back (J-th step picks (J+1)-th pivot)
*
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 19:24:32 +0000