diff options
Diffstat (limited to 'SRC/zlanhp.f')
| -rw-r--r-- | SRC/zlanhp.f | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/SRC/zlanhp.f b/SRC/zlanhp.f index cf36cad0..496e04c7 100644 --- a/SRC/zlanhp.f +++ b/SRC/zlanhp.f @@ -142,14 +142,14 @@ DOUBLE PRECISION ABSA, SCALE, SUM, VALUE * .. * .. External Functions .. - LOGICAL LSAME - EXTERNAL LSAME + LOGICAL LSAME, DISNAN + EXTERNAL LSAME, DISNAN * .. * .. External Subroutines .. EXTERNAL ZLASSQ * .. * .. Intrinsic Functions .. - INTRINSIC ABS, DBLE, MAX, SQRT + INTRINSIC ABS, DBLE, SQRT * .. * .. Executable Statements .. * @@ -164,17 +164,21 @@ K = 0 DO 20 J = 1, N DO 10 I = K + 1, K + J - 1 - VALUE = MAX( VALUE, ABS( AP( I ) ) ) + SUM = ABS( AP( I ) ) + IF( VALUE .LT. SUM .OR. DISNAN( SUM ) ) VALUE = SUM 10 CONTINUE K = K + J - VALUE = MAX( VALUE, ABS( DBLE( AP( K ) ) ) ) + SUM = ABS( DBLE( AP( K ) ) ) + IF( VALUE .LT. SUM .OR. DISNAN( SUM ) ) VALUE = SUM 20 CONTINUE ELSE K = 1 DO 40 J = 1, N - VALUE = MAX( VALUE, ABS( DBLE( AP( K ) ) ) ) + SUM = ABS( DBLE( AP( K ) ) ) + IF( VALUE .LT. SUM .OR. DISNAN( SUM ) ) VALUE = SUM DO 30 I = K + 1, K + N - J - VALUE = MAX( VALUE, ABS( AP( I ) ) ) + SUM = ABS( AP( I ) ) + IF( VALUE .LT. SUM .OR. DISNAN( SUM ) ) VALUE = SUM 30 CONTINUE K = K + N - J + 1 40 CONTINUE @@ -199,7 +203,8 @@ K = K + 1 60 CONTINUE DO 70 I = 1, N - VALUE = MAX( VALUE, WORK( I ) ) + SUM = WORK( I ) + IF( VALUE .LT. SUM .OR. DISNAN( SUM ) ) VALUE = SUM 70 CONTINUE ELSE DO 80 I = 1, N @@ -214,7 +219,7 @@ WORK( I ) = WORK( I ) + ABSA K = K + 1 90 CONTINUE - VALUE = MAX( VALUE, SUM ) + IF( VALUE .LT. SUM .OR. DISNAN( SUM ) ) VALUE = SUM 100 CONTINUE END IF ELSE IF( ( LSAME( NORM, 'F' ) ) .OR. ( LSAME( NORM, 'E' ) ) ) THEN |