1*> \brief \b SERRRFP
2*
3*  =========== DOCUMENTATION ===========
4*
5* Online html documentation available at
6*            http://www.netlib.org/lapack/explore-html/
7*
8*  Definition:
9*  ===========
10*
11*       SUBROUTINE SERRRFP( NUNIT )
12*
13*       .. Scalar Arguments ..
14*       INTEGER            NUNIT
15*       ..
16*
17*
18*> \par Purpose:
19*  =============
20*>
21*> \verbatim
22*>
23*> SERRRFP tests the error exits for the REAL driver routines
24*> for solving linear systems of equations.
25*>
26*> SDRVRFP tests the REAL LAPACK RFP routines:
27*>     STFSM, STFTRI, SSFRK, STFTTP, STFTTR, SPFTRF, SPFTRS, STPTTF,
28*>     STPTTR, STRTTF, and STRTTP
29*> \endverbatim
30*
31*  Arguments:
32*  ==========
33*
34*> \param[in] NUNIT
35*> \verbatim
36*>          NUNIT is INTEGER
37*>          The unit number for output.
38*> \endverbatim
39*
40*  Authors:
41*  ========
42*
43*> \author Univ. of Tennessee
44*> \author Univ. of California Berkeley
45*> \author Univ. of Colorado Denver
46*> \author NAG Ltd.
47*
48*> \ingroup single_lin
49*
50*  =====================================================================
51      SUBROUTINE SERRRFP( NUNIT )
52*
53*  -- LAPACK test routine --
54*  -- LAPACK is a software package provided by Univ. of Tennessee,    --
55*  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
56*
57*     .. Scalar Arguments ..
58      INTEGER            NUNIT
59*     ..
60*
61*  =====================================================================
62*
63*     ..
64*     .. Local Scalars ..
65      INTEGER            INFO
66      REAL               ALPHA, BETA
67*     ..
68*     .. Local Arrays ..
69      REAL               A( 1, 1), B( 1, 1)
70*     ..
71*     .. External Subroutines ..
72      EXTERNAL           CHKXER, STFSM, STFTRI, SSFRK, STFTTP, STFTTR,
73     +                   SPFTRI, SPFTRF, SPFTRS, STPTTF, STPTTR, STRTTF,
74     +                   STRTTP
75*     ..
76*     .. Scalars in Common ..
77      LOGICAL            LERR, OK
78      CHARACTER*32       SRNAMT
79      INTEGER            INFOT, NOUT
80*     ..
81*     .. Common blocks ..
82      COMMON             / INFOC / INFOT, NOUT, OK, LERR
83      COMMON             / SRNAMC / SRNAMT
84*     ..
85*     .. Executable Statements ..
86*
87      NOUT = NUNIT
88      OK = .TRUE.
89      A( 1, 1 ) = 1.0E+0
90      B( 1, 1 ) = 1.0E+0
91      ALPHA     = 1.0E+0
92      BETA      = 1.0E+0
93*
94      SRNAMT = 'SPFTRF'
95      INFOT = 1
96      CALL SPFTRF( '/', 'U', 0, A, INFO )
97      CALL CHKXER( 'SPFTRF', INFOT, NOUT, LERR, OK )
98      INFOT = 2
99      CALL SPFTRF( 'N', '/', 0, A, INFO )
100      CALL CHKXER( 'SPFTRF', INFOT, NOUT, LERR, OK )
101      INFOT = 3
102      CALL SPFTRF( 'N', 'U', -1, A, INFO )
103      CALL CHKXER( 'SPFTRF', INFOT, NOUT, LERR, OK )
104*
105      SRNAMT = 'SPFTRS'
106      INFOT = 1
107      CALL SPFTRS( '/', 'U', 0, 0, A, B, 1, INFO )
108      CALL CHKXER( 'SPFTRS', INFOT, NOUT, LERR, OK )
109      INFOT = 2
110      CALL SPFTRS( 'N', '/', 0, 0, A, B, 1, INFO )
111      CALL CHKXER( 'SPFTRS', INFOT, NOUT, LERR, OK )
112      INFOT = 3
113      CALL SPFTRS( 'N', 'U', -1, 0, A, B, 1, INFO )
114      CALL CHKXER( 'SPFTRS', INFOT, NOUT, LERR, OK )
115      INFOT = 4
116      CALL SPFTRS( 'N', 'U', 0, -1, A, B, 1, INFO )
117      CALL CHKXER( 'SPFTRS', INFOT, NOUT, LERR, OK )
118      INFOT = 7
119      CALL SPFTRS( 'N', 'U', 0, 0, A, B, 0, INFO )
120      CALL CHKXER( 'SPFTRS', INFOT, NOUT, LERR, OK )
121*
122      SRNAMT = 'SPFTRI'
123      INFOT = 1
124      CALL SPFTRI( '/', 'U', 0, A, INFO )
125      CALL CHKXER( 'SPFTRI', INFOT, NOUT, LERR, OK )
126      INFOT = 2
127      CALL SPFTRI( 'N', '/', 0, A, INFO )
128      CALL CHKXER( 'SPFTRI', INFOT, NOUT, LERR, OK )
129      INFOT = 3
130      CALL SPFTRI( 'N', 'U', -1, A, INFO )
131      CALL CHKXER( 'SPFTRI', INFOT, NOUT, LERR, OK )
132*
133      SRNAMT = 'STFSM '
134      INFOT = 1
135      CALL STFSM( '/', 'L', 'U', 'T', 'U', 0, 0, ALPHA, A, B, 1 )
136      CALL CHKXER( 'STFSM ', INFOT, NOUT, LERR, OK )
137      INFOT = 2
138      CALL STFSM( 'N', '/', 'U', 'T', 'U', 0, 0, ALPHA, A, B, 1 )
139      CALL CHKXER( 'STFSM ', INFOT, NOUT, LERR, OK )
140      INFOT = 3
141      CALL STFSM( 'N', 'L', '/', 'T', 'U', 0, 0, ALPHA, A, B, 1 )
142      CALL CHKXER( 'STFSM ', INFOT, NOUT, LERR, OK )
143      INFOT = 4
144      CALL STFSM( 'N', 'L', 'U', '/', 'U', 0, 0, ALPHA, A, B, 1 )
145      CALL CHKXER( 'STFSM ', INFOT, NOUT, LERR, OK )
146      INFOT = 5
147      CALL STFSM( 'N', 'L', 'U', 'T', '/', 0, 0, ALPHA, A, B, 1 )
148      CALL CHKXER( 'STFSM ', INFOT, NOUT, LERR, OK )
149      INFOT = 6
150      CALL STFSM( 'N', 'L', 'U', 'T', 'U', -1, 0, ALPHA, A, B, 1 )
151      CALL CHKXER( 'STFSM ', INFOT, NOUT, LERR, OK )
152      INFOT = 7
153      CALL STFSM( 'N', 'L', 'U', 'T', 'U', 0, -1, ALPHA, A, B, 1 )
154      CALL CHKXER( 'STFSM ', INFOT, NOUT, LERR, OK )
155      INFOT = 11
156      CALL STFSM( 'N', 'L', 'U', 'T', 'U', 0, 0, ALPHA, A, B, 0 )
157      CALL CHKXER( 'STFSM ', INFOT, NOUT, LERR, OK )
158*
159      SRNAMT = 'STFTRI'
160      INFOT = 1
161      CALL STFTRI( '/', 'L', 'N', 0, A, INFO )
162      CALL CHKXER( 'STFTRI', INFOT, NOUT, LERR, OK )
163      INFOT = 2
164      CALL STFTRI( 'N', '/', 'N', 0, A, INFO )
165      CALL CHKXER( 'STFTRI', INFOT, NOUT, LERR, OK )
166      INFOT = 3
167      CALL STFTRI( 'N', 'L', '/', 0, A, INFO )
168      CALL CHKXER( 'STFTRI', INFOT, NOUT, LERR, OK )
169      INFOT = 4
170      CALL STFTRI( 'N', 'L', 'N', -1, A, INFO )
171      CALL CHKXER( 'STFTRI', INFOT, NOUT, LERR, OK )
172*
173      SRNAMT = 'STFTTR'
174      INFOT = 1
175      CALL STFTTR( '/', 'U', 0, A, B, 1, INFO )
176      CALL CHKXER( 'STFTTR', INFOT, NOUT, LERR, OK )
177      INFOT = 2
178      CALL STFTTR( 'N', '/', 0, A, B, 1, INFO )
179      CALL CHKXER( 'STFTTR', INFOT, NOUT, LERR, OK )
180      INFOT = 3
181      CALL STFTTR( 'N', 'U', -1, A, B, 1, INFO )
182      CALL CHKXER( 'STFTTR', INFOT, NOUT, LERR, OK )
183      INFOT = 6
184      CALL STFTTR( 'N', 'U', 0, A, B, 0, INFO )
185      CALL CHKXER( 'STFTTR', INFOT, NOUT, LERR, OK )
186*
187      SRNAMT = 'STRTTF'
188      INFOT = 1
189      CALL STRTTF( '/', 'U', 0, A, 1, B, INFO )
190      CALL CHKXER( 'STRTTF', INFOT, NOUT, LERR, OK )
191      INFOT = 2
192      CALL STRTTF( 'N', '/', 0, A, 1, B, INFO )
193      CALL CHKXER( 'STRTTF', INFOT, NOUT, LERR, OK )
194      INFOT = 3
195      CALL STRTTF( 'N', 'U', -1, A, 1, B, INFO )
196      CALL CHKXER( 'STRTTF', INFOT, NOUT, LERR, OK )
197      INFOT = 5
198      CALL STRTTF( 'N', 'U', 0, A, 0, B, INFO )
199      CALL CHKXER( 'STRTTF', INFOT, NOUT, LERR, OK )
200*
201      SRNAMT = 'STFTTP'
202      INFOT = 1
203      CALL STFTTP( '/', 'U', 0, A, B, INFO )
204      CALL CHKXER( 'STFTTP', INFOT, NOUT, LERR, OK )
205      INFOT = 2
206      CALL STFTTP( 'N', '/', 0, A, B, INFO )
207      CALL CHKXER( 'STFTTP', INFOT, NOUT, LERR, OK )
208      INFOT = 3
209      CALL STFTTP( 'N', 'U', -1, A, B, INFO )
210      CALL CHKXER( 'STFTTP', INFOT, NOUT, LERR, OK )
211*
212      SRNAMT = 'STPTTF'
213      INFOT = 1
214      CALL STPTTF( '/', 'U', 0, A, B, INFO )
215      CALL CHKXER( 'STPTTF', INFOT, NOUT, LERR, OK )
216      INFOT = 2
217      CALL STPTTF( 'N', '/', 0, A, B, INFO )
218      CALL CHKXER( 'STPTTF', INFOT, NOUT, LERR, OK )
219      INFOT = 3
220      CALL STPTTF( 'N', 'U', -1, A, B, INFO )
221      CALL CHKXER( 'STPTTF', INFOT, NOUT, LERR, OK )
222*
223      SRNAMT = 'STRTTP'
224      INFOT = 1
225      CALL STRTTP( '/', 0, A, 1,  B, INFO )
226      CALL CHKXER( 'STRTTP', INFOT, NOUT, LERR, OK )
227      INFOT = 2
228      CALL STRTTP( 'U', -1, A, 1,  B, INFO )
229      CALL CHKXER( 'STRTTP', INFOT, NOUT, LERR, OK )
230      INFOT = 4
231      CALL STRTTP( 'U', 0, A, 0,  B, INFO )
232      CALL CHKXER( 'STRTTP', INFOT, NOUT, LERR, OK )
233*
234      SRNAMT = 'STPTTR'
235      INFOT = 1
236      CALL STPTTR( '/', 0, A, B, 1,  INFO )
237      CALL CHKXER( 'STPTTR', INFOT, NOUT, LERR, OK )
238      INFOT = 2
239      CALL STPTTR( 'U', -1, A, B, 1,  INFO )
240      CALL CHKXER( 'STPTTR', INFOT, NOUT, LERR, OK )
241      INFOT = 5
242      CALL STPTTR( 'U', 0, A, B, 0, INFO )
243      CALL CHKXER( 'STPTTR', INFOT, NOUT, LERR, OK )
244*
245      SRNAMT = 'SSFRK '
246      INFOT = 1
247      CALL SSFRK( '/', 'U', 'N', 0, 0, ALPHA, A, 1, BETA, B )
248      CALL CHKXER( 'SSFRK ', INFOT, NOUT, LERR, OK )
249      INFOT = 2
250      CALL SSFRK( 'N', '/', 'N', 0, 0, ALPHA, A, 1, BETA, B )
251      CALL CHKXER( 'SSFRK ', INFOT, NOUT, LERR, OK )
252      INFOT = 3
253      CALL SSFRK( 'N', 'U', '/', 0, 0, ALPHA, A, 1, BETA, B )
254      CALL CHKXER( 'SSFRK ', INFOT, NOUT, LERR, OK )
255      INFOT = 4
256      CALL SSFRK( 'N', 'U', 'N', -1, 0, ALPHA, A, 1, BETA, B )
257      CALL CHKXER( 'SSFRK ', INFOT, NOUT, LERR, OK )
258      INFOT = 5
259      CALL SSFRK( 'N', 'U', 'N', 0, -1, ALPHA, A, 1, BETA, B )
260      CALL CHKXER( 'SSFRK ', INFOT, NOUT, LERR, OK )
261      INFOT = 8
262      CALL SSFRK( 'N', 'U', 'N', 0, 0, ALPHA, A, 0, BETA, B )
263      CALL CHKXER( 'SSFRK ', INFOT, NOUT, LERR, OK )
264*
265*     Print a summary line.
266*
267      IF( OK ) THEN
268         WRITE( NOUT, FMT = 9999 )
269      ELSE
270         WRITE( NOUT, FMT = 9998 )
271      END IF
272*
273 9999 FORMAT( 1X, 'REAL RFP routines passed the tests of ',
274     $        'the error exits' )
275 9998 FORMAT( ' *** RFP routines failed the tests of the error ',
276     $        'exits ***' )
277      RETURN
278*
279*     End of SERRRFP
280*
281      END
282