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/src/lapack-lite-3.1.1/TESTING/EIG/derrgg.f

http://github.com/numpy/vendor
FORTRAN Legacy | 953 lines | 472 code | 0 blank | 481 comment | 0 complexity | bd052a5cc1e37162fb2335f14d67bc7b MD5 | raw file
Possible License(s): BSD-3-Clause 
    

  1.       SUBROUTINE DERRGG( PATH, NUNIT )
    2. 

  2. *
    3. 

  3. *  -- LAPACK test routine (version 3.1) --
    4. 

  4. *     Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd..
    5. 

  5. *     November 2006
    6. 

  6. *
    7. 

  7. *     .. Scalar Arguments ..
    8. 

  8.       CHARACTER*3        PATH
    9. 

  9.       INTEGER            NUNIT
    10. 

  10. *     ..
    11. 

  11. *
    12. 

  12. *  Purpose
    13. 

  13. *  =======
    14. 

  14. *
    15. 

  15. *  DERRGG tests the error exits for DGGES, DGGESX, DGGEV, DGGEVX,
    16. 

  16. *  DGGGLM, DGGHRD, DGGLSE, DGGQRF, DGGRQF, DGGSVD, DGGSVP, DHGEQZ,
    17. 

  17. *  DTGEVC, DTGEXC, DTGSEN, DTGSJA, DTGSNA, and DTGSYL.
    18. 

  18. *
    19. 

  19. *  Arguments
    20. 

  20. *  =========
    21. 

  21. *
    22. 

  22. *  PATH    (input) CHARACTER*3
    23. 

  23. *          The LAPACK path name for the routines to be tested.
    24. 

  24. *
    25. 

  25. *  NUNIT   (input) INTEGER
    26. 

  26. *          The unit number for output.
    27. 

  27. *
    28. 

  28. *  =====================================================================
    29. 

  29. *
    30. 

  30. *     .. Parameters ..
    31. 

  31.       INTEGER            NMAX, LW
    32. 

  32.       PARAMETER          ( NMAX = 3, LW = 6*NMAX )
    33. 

  33.       DOUBLE PRECISION   ONE, ZERO
    34. 

  34.       PARAMETER          ( ONE = 1.0D+0, ZERO = 0.0D+0 )
    35. 

  35. *     ..
    36. 

  36. *     .. Local Scalars ..
    37. 

  37.       CHARACTER*2        C2
    38. 

  38.       INTEGER            DUMMYK, DUMMYL, I, IFST, ILST, INFO, J, M,
    39. 

  39.      $                   NCYCLE, NT, SDIM
    40. 

  40.       DOUBLE PRECISION   ANRM, BNRM, DIF, SCALE, TOLA, TOLB
    41. 

  41. *     ..
    42. 

  42. *     .. Local Arrays ..
    43. 

  43.       LOGICAL            BW( NMAX ), SEL( NMAX )
    44. 

  44.       INTEGER            IW( NMAX )
    45. 

  45.       DOUBLE PRECISION   A( NMAX, NMAX ), B( NMAX, NMAX ), LS( NMAX ),
    46. 

  46.      $                   Q( NMAX, NMAX ), R1( NMAX ), R2( NMAX ),
    47. 

  47.      $                   R3( NMAX ), RCE( 2 ), RCV( 2 ), RS( NMAX ),
    48. 

  48.      $                   TAU( NMAX ), U( NMAX, NMAX ), V( NMAX, NMAX ),
    49. 

  49.      $                   W( LW ), Z( NMAX, NMAX )
    50. 

  50. *     ..
    51. 

  51. *     .. External Functions ..
    52. 

  52.       LOGICAL            DLCTES, DLCTSX, LSAMEN
    53. 

  53.       EXTERNAL           DLCTES, DLCTSX, LSAMEN
    54. 

  54. *     ..
    55. 

  55. *     .. External Subroutines ..
    56. 

  56.       EXTERNAL           CHKXER, DGGES, DGGESX, DGGEV, DGGEVX, DGGGLM,
    57. 

  57.      $                   DGGHRD, DGGLSE, DGGQRF, DGGRQF, DGGSVD, DGGSVP,
    58. 

  58.      $                   DHGEQZ, DTGEVC, DTGEXC, DTGSEN, DTGSJA, DTGSNA,
    59. 

  59.      $                   DTGSYL
    60. 

  60. *     ..
    61. 

  61. *     .. Scalars in Common ..
    62. 

  62.       LOGICAL            LERR, OK
    63. 

  63.       CHARACTER*6        SRNAMT
    64. 

  64.       INTEGER            INFOT, NOUT
    65. 

  65. *     ..
    66. 

  66. *     .. Common blocks ..
    67. 

  67.       COMMON             / INFOC / INFOT, NOUT, OK, LERR
    68. 

  68.       COMMON             / SRNAMC / SRNAMT
    69. 

  69. *     ..
    70. 

  70. *     .. Executable Statements ..
    71. 

  71. *
    72. 

  72.       NOUT = NUNIT
    73. 

  73.       WRITE( NOUT, FMT = * )
    74. 

  74.       C2 = PATH( 2: 3 )
    75. 

  75. *
    76. 

  76. *     Set the variables to innocuous values.
    77. 

  77. *
    78. 

  78.       DO 20 J = 1, NMAX
    79. 

  79.          SEL( J ) = .TRUE.
    80. 

  80.          DO 10 I = 1, NMAX
    81. 

  81.             A( I, J ) = ZERO
    82. 

  82.             B( I, J ) = ZERO
    83. 

  83.    10    CONTINUE
    84. 

  84.    20 CONTINUE
    85. 

  85.       DO 30 I = 1, NMAX
    86. 

  86.          A( I, I ) = ONE
    87. 

  87.          B( I, I ) = ONE
    88. 

  88.    30 CONTINUE
    89. 

  89.       OK = .TRUE.
    90. 

  90.       TOLA = 1.0D0
    91. 

  91.       TOLB = 1.0D0
    92. 

  92.       IFST = 1
    93. 

  93.       ILST = 1
    94. 

  94.       NT = 0
    95. 

  95. *
    96. 

  96. *     Test error exits for the GG path.
    97. 

  97. *
    98. 

  98.       IF( LSAMEN( 2, C2, 'GG' ) ) THEN
    99. 

  99. *
    100. 

  100. *        DGGHRD
    101. 

  101. *
    102. 

  102.          SRNAMT = 'DGGHRD'
    103. 

  103.          INFOT = 1
    104. 

  104.          CALL DGGHRD( '/', 'N', 0, 1, 0, A, 1, B, 1, Q, 1, Z, 1, INFO )
    105. 

  105.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    106. 

  106.          INFOT = 2
    107. 

  107.          CALL DGGHRD( 'N', '/', 0, 1, 0, A, 1, B, 1, Q, 1, Z, 1, INFO )
    108. 

  108.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    109. 

  109.          INFOT = 3
    110. 

  110.          CALL DGGHRD( 'N', 'N', -1, 0, 0, A, 1, B, 1, Q, 1, Z, 1, INFO )
    111. 

  111.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    112. 

  112.          INFOT = 4
    113. 

  113.          CALL DGGHRD( 'N', 'N', 0, 0, 0, A, 1, B, 1, Q, 1, Z, 1, INFO )
    114. 

  114.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    115. 

  115.          INFOT = 5
    116. 

  116.          CALL DGGHRD( 'N', 'N', 0, 1, 1, A, 1, B, 1, Q, 1, Z, 1, INFO )
    117. 

  117.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    118. 

  118.          INFOT = 7
    119. 

  119.          CALL DGGHRD( 'N', 'N', 2, 1, 1, A, 1, B, 2, Q, 1, Z, 1, INFO )
    120. 

  120.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    121. 

  121.          INFOT = 9
    122. 

  122.          CALL DGGHRD( 'N', 'N', 2, 1, 1, A, 2, B, 1, Q, 1, Z, 1, INFO )
    123. 

  123.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    124. 

  124.          INFOT = 11
    125. 

  125.          CALL DGGHRD( 'V', 'N', 2, 1, 1, A, 2, B, 2, Q, 1, Z, 1, INFO )
    126. 

  126.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    127. 

  127.          INFOT = 13
    128. 

  128.          CALL DGGHRD( 'N', 'V', 2, 1, 1, A, 2, B, 2, Q, 1, Z, 1, INFO )
    129. 

  129.          CALL CHKXER( 'DGGHRD', INFOT, NOUT, LERR, OK )
    130. 

  130.          NT = NT + 9
    131. 

  131. *
    132. 

  132. *        DHGEQZ
    133. 

  133. *
    134. 

  134.          SRNAMT = 'DHGEQZ'
    135. 

  135.          INFOT = 1
    136. 

  136.          CALL DHGEQZ( '/', 'N', 'N', 0, 1, 0, A, 1, B, 1, R1, R2, R3, Q,
    137. 

  137.      $                1, Z, 1, W, LW, INFO )
    138. 

  138.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    139. 

  139.          INFOT = 2
    140. 

  140.          CALL DHGEQZ( 'E', '/', 'N', 0, 1, 0, A, 1, B, 1, R1, R2, R3, Q,
    141. 

  141.      $                1, Z, 1, W, LW, INFO )
    142. 

  142.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    143. 

  143.          INFOT = 3
    144. 

  144.          CALL DHGEQZ( 'E', 'N', '/', 0, 1, 0, A, 1, B, 1, R1, R2, R3, Q,
    145. 

  145.      $                1, Z, 1, W, LW, INFO )
    146. 

  146.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    147. 

  147.          INFOT = 4
    148. 

  148.          CALL DHGEQZ( 'E', 'N', 'N', -1, 0, 0, A, 1, B, 1, R1, R2, R3,
    149. 

  149.      $                Q, 1, Z, 1, W, LW, INFO )
    150. 

  150.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    151. 

  151.          INFOT = 5
    152. 

  152.          CALL DHGEQZ( 'E', 'N', 'N', 0, 0, 0, A, 1, B, 1, R1, R2, R3, Q,
    153. 

  153.      $                1, Z, 1, W, LW, INFO )
    154. 

  154.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    155. 

  155.          INFOT = 6
    156. 

  156.          CALL DHGEQZ( 'E', 'N', 'N', 0, 1, 1, A, 1, B, 1, R1, R2, R3, Q,
    157. 

  157.      $                1, Z, 1, W, LW, INFO )
    158. 

  158.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    159. 

  159.          INFOT = 8
    160. 

  160.          CALL DHGEQZ( 'E', 'N', 'N', 2, 1, 1, A, 1, B, 2, R1, R2, R3, Q,
    161. 

  161.      $                1, Z, 1, W, LW, INFO )
    162. 

  162.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    163. 

  163.          INFOT = 10
    164. 

  164.          CALL DHGEQZ( 'E', 'N', 'N', 2, 1, 1, A, 2, B, 1, R1, R2, R3, Q,
    165. 

  165.      $                1, Z, 1, W, LW, INFO )
    166. 

  166.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    167. 

  167.          INFOT = 15
    168. 

  168.          CALL DHGEQZ( 'E', 'V', 'N', 2, 1, 1, A, 2, B, 2, R1, R2, R3, Q,
    169. 

  169.      $                1, Z, 1, W, LW, INFO )
    170. 

  170.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    171. 

  171.          INFOT = 17
    172. 

  172.          CALL DHGEQZ( 'E', 'N', 'V', 2, 1, 1, A, 2, B, 2, R1, R2, R3, Q,
    173. 

  173.      $                1, Z, 1, W, LW, INFO )
    174. 

  174.          CALL CHKXER( 'DHGEQZ', INFOT, NOUT, LERR, OK )
    175. 

  175.          NT = NT + 10
    176. 

  176. *
    177. 

  177. *        DTGEVC
    178. 

  178. *
    179. 

  179.          SRNAMT = 'DTGEVC'
    180. 

  180.          INFOT = 1
    181. 

  181.          CALL DTGEVC( '/', 'A', SEL, 0, A, 1, B, 1, Q, 1, Z, 1, 0, M, W,
    182. 

  182.      $                INFO )
    183. 

  183.          CALL CHKXER( 'DTGEVC', INFOT, NOUT, LERR, OK )
    184. 

  184.          INFOT = 2
    185. 

  185.          CALL DTGEVC( 'R', '/', SEL, 0, A, 1, B, 1, Q, 1, Z, 1, 0, M, W,
    186. 

  186.      $                INFO )
    187. 

  187.          CALL CHKXER( 'DTGEVC', INFOT, NOUT, LERR, OK )
    188. 

  188.          INFOT = 4
    189. 

  189.          CALL DTGEVC( 'R', 'A', SEL, -1, A, 1, B, 1, Q, 1, Z, 1, 0, M,
    190. 

  190.      $                W, INFO )
    191. 

  191.          CALL CHKXER( 'DTGEVC', INFOT, NOUT, LERR, OK )
    192. 

  192.          INFOT = 6
    193. 

  193.          CALL DTGEVC( 'R', 'A', SEL, 2, A, 1, B, 2, Q, 1, Z, 2, 0, M, W,
    194. 

  194.      $                INFO )
    195. 

  195.          CALL CHKXER( 'DTGEVC', INFOT, NOUT, LERR, OK )
    196. 

  196.          INFOT = 8
    197. 

  197.          CALL DTGEVC( 'R', 'A', SEL, 2, A, 2, B, 1, Q, 1, Z, 2, 0, M, W,
    198. 

  198.      $                INFO )
    199. 

  199.          CALL CHKXER( 'DTGEVC', INFOT, NOUT, LERR, OK )
    200. 

  200.          INFOT = 10
    201. 

  201.          CALL DTGEVC( 'L', 'A', SEL, 2, A, 2, B, 2, Q, 1, Z, 1, 0, M, W,
    202. 

  202.      $                INFO )
    203. 

  203.          CALL CHKXER( 'DTGEVC', INFOT, NOUT, LERR, OK )
    204. 

  204.          INFOT = 12
    205. 

  205.          CALL DTGEVC( 'R', 'A', SEL, 2, A, 2, B, 2, Q, 1, Z, 1, 0, M, W,
    206. 

  206.      $                INFO )
    207. 

  207.          CALL CHKXER( 'DTGEVC', INFOT, NOUT, LERR, OK )
    208. 

  208.          INFOT = 13
    209. 

  209.          CALL DTGEVC( 'R', 'A', SEL, 2, A, 2, B, 2, Q, 1, Z, 2, 1, M, W,
    210. 

  210.      $                INFO )
    211. 

  211.          CALL CHKXER( 'DTGEVC', INFOT, NOUT, LERR, OK )
    212. 

  212.          NT = NT + 8
    213. 

  213. *
    214. 

  214. *     Test error exits for the GSV path.
    215. 

  215. *
    216. 

  216.       ELSE IF( LSAMEN( 3, PATH, 'GSV' ) ) THEN
    217. 

  217. *
    218. 

  218. *        DGGSVD
    219. 

  219. *
    220. 

  220.          SRNAMT = 'DGGSVD'
    221. 

  221.          INFOT = 1
    222. 

  222.          CALL DGGSVD( '/', 'N', 'N', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    223. 

  223.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    224. 

  224.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    225. 

  225.          INFOT = 2
    226. 

  226.          CALL DGGSVD( 'N', '/', 'N', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    227. 

  227.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    228. 

  228.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    229. 

  229.          INFOT = 3
    230. 

  230.          CALL DGGSVD( 'N', 'N', '/', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    231. 

  231.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    232. 

  232.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    233. 

  233.          INFOT = 4
    234. 

  234.          CALL DGGSVD( 'N', 'N', 'N', -1, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    235. 

  235.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    236. 

  236.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    237. 

  237.          INFOT = 5
    238. 

  238.          CALL DGGSVD( 'N', 'N', 'N', 0, -1, 0, DUMMYK, DUMMYL, A, 1, B,
    239. 

  239.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    240. 

  240.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    241. 

  241.          INFOT = 6
    242. 

  242.          CALL DGGSVD( 'N', 'N', 'N', 0, 0, -1, DUMMYK, DUMMYL, A, 1, B,
    243. 

  243.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    244. 

  244.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    245. 

  245.          INFOT = 10
    246. 

  246.          CALL DGGSVD( 'N', 'N', 'N', 2, 1, 1, DUMMYK, DUMMYL, A, 1, B,
    247. 

  247.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    248. 

  248.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    249. 

  249.          INFOT = 12
    250. 

  250.          CALL DGGSVD( 'N', 'N', 'N', 1, 1, 2, DUMMYK, DUMMYL, A, 1, B,
    251. 

  251.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    252. 

  252.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    253. 

  253.          INFOT = 16
    254. 

  254.          CALL DGGSVD( 'U', 'N', 'N', 2, 2, 2, DUMMYK, DUMMYL, A, 2, B,
    255. 

  255.      $                2, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    256. 

  256.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    257. 

  257.          INFOT = 18
    258. 

  258.          CALL DGGSVD( 'N', 'V', 'N', 1, 1, 2, DUMMYK, DUMMYL, A, 1, B,
    259. 

  259.      $                2, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    260. 

  260.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    261. 

  261.          INFOT = 20
    262. 

  262.          CALL DGGSVD( 'N', 'N', 'Q', 1, 2, 1, DUMMYK, DUMMYL, A, 1, B,
    263. 

  263.      $                1, R1, R2, U, 1, V, 1, Q, 1, W, IW, INFO )
    264. 

  264.          CALL CHKXER( 'DGGSVD', INFOT, NOUT, LERR, OK )
    265. 

  265.          NT = NT + 11
    266. 

  266. *
    267. 

  267. *        DGGSVP
    268. 

  268. *
    269. 

  269.          SRNAMT = 'DGGSVP'
    270. 

  270.          INFOT = 1
    271. 

  271.          CALL DGGSVP( '/', 'N', 'N', 0, 0, 0, A, 1, B, 1, TOLA, TOLB,
    272. 

  272.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    273. 

  273.      $                INFO )
    274. 

  274.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    275. 

  275.          INFOT = 2
    276. 

  276.          CALL DGGSVP( 'N', '/', 'N', 0, 0, 0, A, 1, B, 1, TOLA, TOLB,
    277. 

  277.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    278. 

  278.      $                INFO )
    279. 

  279.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    280. 

  280.          INFOT = 3
    281. 

  281.          CALL DGGSVP( 'N', 'N', '/', 0, 0, 0, A, 1, B, 1, TOLA, TOLB,
    282. 

  282.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    283. 

  283.      $                INFO )
    284. 

  284.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    285. 

  285.          INFOT = 4
    286. 

  286.          CALL DGGSVP( 'N', 'N', 'N', -1, 0, 0, A, 1, B, 1, TOLA, TOLB,
    287. 

  287.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    288. 

  288.      $                INFO )
    289. 

  289.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    290. 

  290.          INFOT = 5
    291. 

  291.          CALL DGGSVP( 'N', 'N', 'N', 0, -1, 0, A, 1, B, 1, TOLA, TOLB,
    292. 

  292.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    293. 

  293.      $                INFO )
    294. 

  294.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    295. 

  295.          INFOT = 6
    296. 

  296.          CALL DGGSVP( 'N', 'N', 'N', 0, 0, -1, A, 1, B, 1, TOLA, TOLB,
    297. 

  297.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    298. 

  298.      $                INFO )
    299. 

  299.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    300. 

  300.          INFOT = 8
    301. 

  301.          CALL DGGSVP( 'N', 'N', 'N', 2, 1, 1, A, 1, B, 1, TOLA, TOLB,
    302. 

  302.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    303. 

  303.      $                INFO )
    304. 

  304.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    305. 

  305.          INFOT = 10
    306. 

  306.          CALL DGGSVP( 'N', 'N', 'N', 1, 2, 1, A, 1, B, 1, TOLA, TOLB,
    307. 

  307.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    308. 

  308.      $                INFO )
    309. 

  309.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    310. 

  310.          INFOT = 16
    311. 

  311.          CALL DGGSVP( 'U', 'N', 'N', 2, 2, 2, A, 2, B, 2, TOLA, TOLB,
    312. 

  312.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    313. 

  313.      $                INFO )
    314. 

  314.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    315. 

  315.          INFOT = 18
    316. 

  316.          CALL DGGSVP( 'N', 'V', 'N', 1, 2, 1, A, 1, B, 2, TOLA, TOLB,
    317. 

  317.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    318. 

  318.      $                INFO )
    319. 

  319.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    320. 

  320.          INFOT = 20
    321. 

  321.          CALL DGGSVP( 'N', 'N', 'Q', 1, 1, 2, A, 1, B, 1, TOLA, TOLB,
    322. 

  322.      $                DUMMYK, DUMMYL, U, 1, V, 1, Q, 1, IW, TAU, W,
    323. 

  323.      $                INFO )
    324. 

  324.          CALL CHKXER( 'DGGSVP', INFOT, NOUT, LERR, OK )
    325. 

  325.          NT = NT + 11
    326. 

  326. *
    327. 

  327. *        DTGSJA
    328. 

  328. *
    329. 

  329.          SRNAMT = 'DTGSJA'
    330. 

  330.          INFOT = 1
    331. 

  331.          CALL DTGSJA( '/', 'N', 'N', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    332. 

  332.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 1, W,
    333. 

  333.      $                NCYCLE, INFO )
    334. 

  334.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    335. 

  335.          INFOT = 2
    336. 

  336.          CALL DTGSJA( 'N', '/', 'N', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    337. 

  337.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 1, W,
    338. 

  338.      $                NCYCLE, INFO )
    339. 

  339.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    340. 

  340.          INFOT = 3
    341. 

  341.          CALL DTGSJA( 'N', 'N', '/', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    342. 

  342.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 1, W,
    343. 

  343.      $                NCYCLE, INFO )
    344. 

  344.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    345. 

  345.          INFOT = 4
    346. 

  346.          CALL DTGSJA( 'N', 'N', 'N', -1, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    347. 

  347.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 1, W,
    348. 

  348.      $                NCYCLE, INFO )
    349. 

  349.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    350. 

  350.          INFOT = 5
    351. 

  351.          CALL DTGSJA( 'N', 'N', 'N', 0, -1, 0, DUMMYK, DUMMYL, A, 1, B,
    352. 

  352.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 1, W,
    353. 

  353.      $                NCYCLE, INFO )
    354. 

  354.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    355. 

  355.          INFOT = 6
    356. 

  356.          CALL DTGSJA( 'N', 'N', 'N', 0, 0, -1, DUMMYK, DUMMYL, A, 1, B,
    357. 

  357.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 1, W,
    358. 

  358.      $                NCYCLE, INFO )
    359. 

  359.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    360. 

  360.          INFOT = 10
    361. 

  361.          CALL DTGSJA( 'N', 'N', 'N', 0, 0, 0, DUMMYK, DUMMYL, A, 0, B,
    362. 

  362.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 1, W,
    363. 

  363.      $                NCYCLE, INFO )
    364. 

  364.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    365. 

  365.          INFOT = 12
    366. 

  366.          CALL DTGSJA( 'N', 'N', 'N', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    367. 

  367.      $                0, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 1, W,
    368. 

  368.      $                NCYCLE, INFO )
    369. 

  369.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    370. 

  370.          INFOT = 18
    371. 

  371.          CALL DTGSJA( 'U', 'N', 'N', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    372. 

  372.      $                1, TOLA, TOLB, R1, R2, U, 0, V, 1, Q, 1, W,
    373. 

  373.      $                NCYCLE, INFO )
    374. 

  374.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    375. 

  375.          INFOT = 20
    376. 

  376.          CALL DTGSJA( 'N', 'V', 'N', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    377. 

  377.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 0, Q, 1, W,
    378. 

  378.      $                NCYCLE, INFO )
    379. 

  379.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    380. 

  380.          INFOT = 22
    381. 

  381.          CALL DTGSJA( 'N', 'N', 'Q', 0, 0, 0, DUMMYK, DUMMYL, A, 1, B,
    382. 

  382.      $                1, TOLA, TOLB, R1, R2, U, 1, V, 1, Q, 0, W,
    383. 

  383.      $                NCYCLE, INFO )
    384. 

  384.          CALL CHKXER( 'DTGSJA', INFOT, NOUT, LERR, OK )
    385. 

  385.          NT = NT + 11
    386. 

  386. *
    387. 

  387. *     Test error exits for the GLM path.
    388. 

  388. *
    389. 

  389.       ELSE IF( LSAMEN( 3, PATH, 'GLM' ) ) THEN
    390. 

  390. *
    391. 

  391. *        DGGGLM
    392. 

  392. *
    393. 

  393.          SRNAMT = 'DGGGLM'
    394. 

  394.          INFOT = 1
    395. 

  395.          CALL DGGGLM( -1, 0, 0, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    396. 

  396.          CALL CHKXER( 'DGGGLM', INFOT, NOUT, LERR, OK )
    397. 

  397.          INFOT = 2
    398. 

  398.          CALL DGGGLM( 0, -1, 0, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    399. 

  399.          CALL CHKXER( 'DGGGLM', INFOT, NOUT, LERR, OK )
    400. 

  400.          INFOT = 2
    401. 

  401.          CALL DGGGLM( 0, 1, 0, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    402. 

  402.          CALL CHKXER( 'DGGGLM', INFOT, NOUT, LERR, OK )
    403. 

  403.          INFOT = 3
    404. 

  404.          CALL DGGGLM( 0, 0, -1, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    405. 

  405.          CALL CHKXER( 'DGGGLM', INFOT, NOUT, LERR, OK )
    406. 

  406.          INFOT = 3
    407. 

  407.          CALL DGGGLM( 1, 0, 0, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    408. 

  408.          CALL CHKXER( 'DGGGLM', INFOT, NOUT, LERR, OK )
    409. 

  409.          INFOT = 5
    410. 

  410.          CALL DGGGLM( 0, 0, 0, A, 0, B, 1, R1, R2, R3, W, LW, INFO )
    411. 

  411.          CALL CHKXER( 'DGGGLM', INFOT, NOUT, LERR, OK )
    412. 

  412.          INFOT = 7
    413. 

  413.          CALL DGGGLM( 0, 0, 0, A, 1, B, 0, R1, R2, R3, W, LW, INFO )
    414. 

  414.          CALL CHKXER( 'DGGGLM', INFOT, NOUT, LERR, OK )
    415. 

  415.          INFOT = 12
    416. 

  416.          CALL DGGGLM( 1, 1, 1, A, 1, B, 1, R1, R2, R3, W, 1, INFO )
    417. 

  417.          CALL CHKXER( 'DGGGLM', INFOT, NOUT, LERR, OK )
    418. 

  418.          NT = NT + 8
    419. 

  419. *
    420. 

  420. *     Test error exits for the LSE path.
    421. 

  421. *
    422. 

  422.       ELSE IF( LSAMEN( 3, PATH, 'LSE' ) ) THEN
    423. 

  423. *
    424. 

  424. *        DGGLSE
    425. 

  425. *
    426. 

  426.          SRNAMT = 'DGGLSE'
    427. 

  427.          INFOT = 1
    428. 

  428.          CALL DGGLSE( -1, 0, 0, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    429. 

  429.          CALL CHKXER( 'DGGLSE', INFOT, NOUT, LERR, OK )
    430. 

  430.          INFOT = 2
    431. 

  431.          CALL DGGLSE( 0, -1, 0, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    432. 

  432.          CALL CHKXER( 'DGGLSE', INFOT, NOUT, LERR, OK )
    433. 

  433.          INFOT = 3
    434. 

  434.          CALL DGGLSE( 0, 0, -1, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    435. 

  435.          CALL CHKXER( 'DGGLSE', INFOT, NOUT, LERR, OK )
    436. 

  436.          INFOT = 3
    437. 

  437.          CALL DGGLSE( 0, 0, 1, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    438. 

  438.          CALL CHKXER( 'DGGLSE', INFOT, NOUT, LERR, OK )
    439. 

  439.          INFOT = 3
    440. 

  440.          CALL DGGLSE( 0, 1, 0, A, 1, B, 1, R1, R2, R3, W, LW, INFO )
    441. 

  441.          CALL CHKXER( 'DGGLSE', INFOT, NOUT, LERR, OK )
    442. 

  442.          INFOT = 5
    443. 

  443.          CALL DGGLSE( 0, 0, 0, A, 0, B, 1, R1, R2, R3, W, LW, INFO )
    444. 

  444.          CALL CHKXER( 'DGGLSE', INFOT, NOUT, LERR, OK )
    445. 

  445.          INFOT = 7
    446. 

  446.          CALL DGGLSE( 0, 0, 0, A, 1, B, 0, R1, R2, R3, W, LW, INFO )
    447. 

  447.          CALL CHKXER( 'DGGLSE', INFOT, NOUT, LERR, OK )
    448. 

  448.          INFOT = 12
    449. 

  449.          CALL DGGLSE( 1, 1, 1, A, 1, B, 1, R1, R2, R3, W, 1, INFO )
    450. 

  450.          CALL CHKXER( 'DGGLSE', INFOT, NOUT, LERR, OK )
    451. 

  451.          NT = NT + 8
    452. 

  452. *
    453. 

  453. *     Test error exits for the GQR path.
    454. 

  454. *
    455. 

  455.       ELSE IF( LSAMEN( 3, PATH, 'GQR' ) ) THEN
    456. 

  456. *
    457. 

  457. *        DGGQRF
    458. 

  458. *
    459. 

  459.          SRNAMT = 'DGGQRF'
    460. 

  460.          INFOT = 1
    461. 

  461.          CALL DGGQRF( -1, 0, 0, A, 1, R1, B, 1, R2, W, LW, INFO )
    462. 

  462.          CALL CHKXER( 'DGGQRF', INFOT, NOUT, LERR, OK )
    463. 

  463.          INFOT = 2
    464. 

  464.          CALL DGGQRF( 0, -1, 0, A, 1, R1, B, 1, R2, W, LW, INFO )
    465. 

  465.          CALL CHKXER( 'DGGQRF', INFOT, NOUT, LERR, OK )
    466. 

  466.          INFOT = 3
    467. 

  467.          CALL DGGQRF( 0, 0, -1, A, 1, R1, B, 1, R2, W, LW, INFO )
    468. 

  468.          CALL CHKXER( 'DGGQRF', INFOT, NOUT, LERR, OK )
    469. 

  469.          INFOT = 5
    470. 

  470.          CALL DGGQRF( 0, 0, 0, A, 0, R1, B, 1, R2, W, LW, INFO )
    471. 

  471.          CALL CHKXER( 'DGGQRF', INFOT, NOUT, LERR, OK )
    472. 

  472.          INFOT = 8
    473. 

  473.          CALL DGGQRF( 0, 0, 0, A, 1, R1, B, 0, R2, W, LW, INFO )
    474. 

  474.          CALL CHKXER( 'DGGQRF', INFOT, NOUT, LERR, OK )
    475. 

  475.          INFOT = 11
    476. 

  476.          CALL DGGQRF( 1, 1, 2, A, 1, R1, B, 1, R2, W, 1, INFO )
    477. 

  477.          CALL CHKXER( 'DGGQRF', INFOT, NOUT, LERR, OK )
    478. 

  478.          NT = NT + 6
    479. 

  479. *
    480. 

  480. *        DGGRQF
    481. 

  481. *
    482. 

  482.          SRNAMT = 'DGGRQF'
    483. 

  483.          INFOT = 1
    484. 

  484.          CALL DGGRQF( -1, 0, 0, A, 1, R1, B, 1, R2, W, LW, INFO )
    485. 

  485.          CALL CHKXER( 'DGGRQF', INFOT, NOUT, LERR, OK )
    486. 

  486.          INFOT = 2
    487. 

  487.          CALL DGGRQF( 0, -1, 0, A, 1, R1, B, 1, R2, W, LW, INFO )
    488. 

  488.          CALL CHKXER( 'DGGRQF', INFOT, NOUT, LERR, OK )
    489. 

  489.          INFOT = 3
    490. 

  490.          CALL DGGRQF( 0, 0, -1, A, 1, R1, B, 1, R2, W, LW, INFO )
    491. 

  491.          CALL CHKXER( 'DGGRQF', INFOT, NOUT, LERR, OK )
    492. 

  492.          INFOT = 5
    493. 

  493.          CALL DGGRQF( 0, 0, 0, A, 0, R1, B, 1, R2, W, LW, INFO )
    494. 

  494.          CALL CHKXER( 'DGGRQF', INFOT, NOUT, LERR, OK )
    495. 

  495.          INFOT = 8
    496. 

  496.          CALL DGGRQF( 0, 0, 0, A, 1, R1, B, 0, R2, W, LW, INFO )
    497. 

  497.          CALL CHKXER( 'DGGRQF', INFOT, NOUT, LERR, OK )
    498. 

  498.          INFOT = 11
    499. 

  499.          CALL DGGRQF( 1, 1, 2, A, 1, R1, B, 1, R2, W, 1, INFO )
    500. 

  500.          CALL CHKXER( 'DGGRQF', INFOT, NOUT, LERR, OK )
    501. 

  501.          NT = NT + 6
    502. 

  502. *
    503. 

  503. *     Test error exits for the DGS, DGV, DGX, and DXV paths.
    504. 

  504. *
    505. 

  505.       ELSE IF( LSAMEN( 3, PATH, 'DGS' ) .OR.
    506. 

  506.      $         LSAMEN( 3, PATH, 'DGV' ) .OR.
    507. 

  507.      $         LSAMEN( 3, PATH, 'DGX' ) .OR. LSAMEN( 3, PATH, 'DXV' ) )
    508. 

  508.      $          THEN
    509. 

  509. *
    510. 

  510. *        DGGES
    511. 

  511. *
    512. 

  512.          SRNAMT = 'DGGES '
    513. 

  513.          INFOT = 1
    514. 

  514.          CALL DGGES( '/', 'N', 'S', DLCTES, 1, A, 1, B, 1, SDIM, R1, R2,
    515. 

  515.      $               R3, Q, 1, U, 1, W, 1, BW, INFO )
    516. 

  516.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    517. 

  517.          INFOT = 2
    518. 

  518.          CALL DGGES( 'N', '/', 'S', DLCTES, 1, A, 1, B, 1, SDIM, R1, R2,
    519. 

  519.      $               R3, Q, 1, U, 1, W, 1, BW, INFO )
    520. 

  520.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    521. 

  521.          INFOT = 3
    522. 

  522.          CALL DGGES( 'N', 'V', '/', DLCTES, 1, A, 1, B, 1, SDIM, R1, R2,
    523. 

  523.      $               R3, Q, 1, U, 1, W, 1, BW, INFO )
    524. 

  524.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    525. 

  525.          INFOT = 5
    526. 

  526.          CALL DGGES( 'N', 'V', 'S', DLCTES, -1, A, 1, B, 1, SDIM, R1,
    527. 

  527.      $               R2, R3, Q, 1, U, 1, W, 1, BW, INFO )
    528. 

  528.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    529. 

  529.          INFOT = 7
    530. 

  530.          CALL DGGES( 'N', 'V', 'S', DLCTES, 1, A, 0, B, 1, SDIM, R1, R2,
    531. 

  531.      $               R3, Q, 1, U, 1, W, 1, BW, INFO )
    532. 

  532.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    533. 

  533.          INFOT = 9
    534. 

  534.          CALL DGGES( 'N', 'V', 'S', DLCTES, 1, A, 1, B, 0, SDIM, R1, R2,
    535. 

  535.      $               R3, Q, 1, U, 1, W, 1, BW, INFO )
    536. 

  536.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    537. 

  537.          INFOT = 15
    538. 

  538.          CALL DGGES( 'N', 'V', 'S', DLCTES, 1, A, 1, B, 1, SDIM, R1, R2,
    539. 

  539.      $               R3, Q, 0, U, 1, W, 1, BW, INFO )
    540. 

  540.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    541. 

  541.          INFOT = 15
    542. 

  542.          CALL DGGES( 'V', 'V', 'S', DLCTES, 2, A, 2, B, 2, SDIM, R1, R2,
    543. 

  543.      $               R3, Q, 1, U, 2, W, 1, BW, INFO )
    544. 

  544.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    545. 

  545.          INFOT = 17
    546. 

  546.          CALL DGGES( 'N', 'V', 'S', DLCTES, 1, A, 1, B, 1, SDIM, R1, R2,
    547. 

  547.      $               R3, Q, 1, U, 0, W, 1, BW, INFO )
    548. 

  548.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    549. 

  549.          INFOT = 17
    550. 

  550.          CALL DGGES( 'V', 'V', 'S', DLCTES, 2, A, 2, B, 2, SDIM, R1, R2,
    551. 

  551.      $               R3, Q, 2, U, 1, W, 1, BW, INFO )
    552. 

  552.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    553. 

  553.          INFOT = 19
    554. 

  554.          CALL DGGES( 'V', 'V', 'S', DLCTES, 2, A, 2, B, 2, SDIM, R1, R2,
    555. 

  555.      $               R3, Q, 2, U, 2, W, 1, BW, INFO )
    556. 

  556.          CALL CHKXER( 'DGGES ', INFOT, NOUT, LERR, OK )
    557. 

  557.          NT = NT + 11
    558. 

  558. *
    559. 

  559. *        DGGESX
    560. 

  560. *
    561. 

  561.          SRNAMT = 'DGGESX'
    562. 

  562.          INFOT = 1
    563. 

  563.          CALL DGGESX( '/', 'N', 'S', DLCTSX, 'N', 1, A, 1, B, 1, SDIM,
    564. 

  564.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    565. 

  565.      $                INFO )
    566. 

  566.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    567. 

  567.          INFOT = 2
    568. 

  568.          CALL DGGESX( 'N', '/', 'S', DLCTSX, 'N', 1, A, 1, B, 1, SDIM,
    569. 

  569.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    570. 

  570.      $                INFO )
    571. 

  571.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    572. 

  572.          INFOT = 3
    573. 

  573.          CALL DGGESX( 'V', 'V', '/', DLCTSX, 'N', 1, A, 1, B, 1, SDIM,
    574. 

  574.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    575. 

  575.      $                INFO )
    576. 

  576.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    577. 

  577.          INFOT = 5
    578. 

  578.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, '/', 1, A, 1, B, 1, SDIM,
    579. 

  579.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    580. 

  580.      $                INFO )
    581. 

  581.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    582. 

  582.          INFOT = 6
    583. 

  583.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'B', -1, A, 1, B, 1, SDIM,
    584. 

  584.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    585. 

  585.      $                INFO )
    586. 

  586.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    587. 

  587.          INFOT = 8
    588. 

  588.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'B', 1, A, 0, B, 1, SDIM,
    589. 

  589.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    590. 

  590.      $                INFO )
    591. 

  591.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    592. 

  592.          INFOT = 10
    593. 

  593.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'B', 1, A, 1, B, 0, SDIM,
    594. 

  594.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    595. 

  595.      $                INFO )
    596. 

  596.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    597. 

  597.          INFOT = 16
    598. 

  598.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'B', 1, A, 1, B, 1, SDIM,
    599. 

  599.      $                R1, R2, R3, Q, 0, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    600. 

  600.      $                INFO )
    601. 

  601.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    602. 

  602.          INFOT = 16
    603. 

  603.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'B', 2, A, 2, B, 2, SDIM,
    604. 

  604.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    605. 

  605.      $                INFO )
    606. 

  606.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    607. 

  607.          INFOT = 18
    608. 

  608.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'B', 1, A, 1, B, 1, SDIM,
    609. 

  609.      $                R1, R2, R3, Q, 1, U, 0, RCE, RCV, W, 1, IW, 1, BW,
    610. 

  610.      $                INFO )
    611. 

  611.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    612. 

  612.          INFOT = 18
    613. 

  613.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'B', 2, A, 2, B, 2, SDIM,
    614. 

  614.      $                R1, R2, R3, Q, 2, U, 1, RCE, RCV, W, 1, IW, 1, BW,
    615. 

  615.      $                INFO )
    616. 

  616.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    617. 

  617.          INFOT = 22
    618. 

  618.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'B', 2, A, 2, B, 2, SDIM,
    619. 

  619.      $                R1, R2, R3, Q, 2, U, 2, RCE, RCV, W, 1, IW, 1, BW,
    620. 

  620.      $                INFO )
    621. 

  621.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    622. 

  622.          INFOT = 24
    623. 

  623.          CALL DGGESX( 'V', 'V', 'S', DLCTSX, 'V', 1, A, 1, B, 1, SDIM,
    624. 

  624.      $                R1, R2, R3, Q, 1, U, 1, RCE, RCV, W, 32, IW, 0,
    625. 

  625.      $                BW, INFO )
    626. 

  626.          CALL CHKXER( 'DGGESX', INFOT, NOUT, LERR, OK )
    627. 

  627.          NT = NT + 13
    628. 

  628. *
    629. 

  629. *        DGGEV
    630. 

  630. *
    631. 

  631.          SRNAMT = 'DGGEV '
    632. 

  632.          INFOT = 1
    633. 

  633.          CALL DGGEV( '/', 'N', 1, A, 1, B, 1, R1, R2, R3, Q, 1, U, 1, W,
    634. 

  634.      $               1, INFO )
    635. 

  635.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    636. 

  636.          INFOT = 2
    637. 

  637.          CALL DGGEV( 'N', '/', 1, A, 1, B, 1, R1, R2, R3, Q, 1, U, 1, W,
    638. 

  638.      $               1, INFO )
    639. 

  639.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    640. 

  640.          INFOT = 3
    641. 

  641.          CALL DGGEV( 'V', 'V', -1, A, 1, B, 1, R1, R2, R3, Q, 1, U, 1,
    642. 

  642.      $               W, 1, INFO )
    643. 

  643.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    644. 

  644.          INFOT = 5
    645. 

  645.          CALL DGGEV( 'V', 'V', 1, A, 0, B, 1, R1, R2, R3, Q, 1, U, 1, W,
    646. 

  646.      $               1, INFO )
    647. 

  647.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    648. 

  648.          INFOT = 7
    649. 

  649.          CALL DGGEV( 'V', 'V', 1, A, 1, B, 0, R1, R2, R3, Q, 1, U, 1, W,
    650. 

  650.      $               1, INFO )
    651. 

  651.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    652. 

  652.          INFOT = 12
    653. 

  653.          CALL DGGEV( 'N', 'V', 1, A, 1, B, 1, R1, R2, R3, Q, 0, U, 1, W,
    654. 

  654.      $               1, INFO )
    655. 

  655.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    656. 

  656.          INFOT = 12
    657. 

  657.          CALL DGGEV( 'V', 'V', 2, A, 2, B, 2, R1, R2, R3, Q, 1, U, 2, W,
    658. 

  658.      $               1, INFO )
    659. 

  659.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    660. 

  660.          INFOT = 14
    661. 

  661.          CALL DGGEV( 'V', 'N', 2, A, 2, B, 2, R1, R2, R3, Q, 2, U, 0, W,
    662. 

  662.      $               1, INFO )
    663. 

  663.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    664. 

  664.          INFOT = 14
    665. 

  665.          CALL DGGEV( 'V', 'V', 2, A, 2, B, 2, R1, R2, R3, Q, 2, U, 1, W,
    666. 

  666.      $               1, INFO )
    667. 

  667.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    668. 

  668.          INFOT = 16
    669. 

  669.          CALL DGGEV( 'V', 'V', 1, A, 1, B, 1, R1, R2, R3, Q, 1, U, 1, W,
    670. 

  670.      $               1, INFO )
    671. 

  671.          CALL CHKXER( 'DGGEV ', INFOT, NOUT, LERR, OK )
    672. 

  672.          NT = NT + 10
    673. 

  673. *
    674. 

  674. *        DGGEVX
    675. 

  675. *
    676. 

  676.          SRNAMT = 'DGGEVX'
    677. 

  677.          INFOT = 1
    678. 

  678.          CALL DGGEVX( '/', 'N', 'N', 'N', 1, A, 1, B, 1, R1, R2, R3, Q,
    679. 

  679.      $                1, U, 1, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    680. 

  680.      $                IW, BW, INFO )
    681. 

  681.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    682. 

  682.          INFOT = 2
    683. 

  683.          CALL DGGEVX( 'N', '/', 'N', 'N', 1, A, 1, B, 1, R1, R2, R3, Q,
    684. 

  684.      $                1, U, 1, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    685. 

  685.      $                IW, BW, INFO )
    686. 

  686.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    687. 

  687.          INFOT = 3
    688. 

  688.          CALL DGGEVX( 'N', 'N', '/', 'N', 1, A, 1, B, 1, R1, R2, R3, Q,
    689. 

  689.      $                1, U, 1, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    690. 

  690.      $                IW, BW, INFO )
    691. 

  691.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    692. 

  692.          INFOT = 4
    693. 

  693.          CALL DGGEVX( 'N', 'N', 'N', '/', 1, A, 1, B, 1, R1, R2, R3, Q,
    694. 

  694.      $                1, U, 1, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    695. 

  695.      $                IW, BW, INFO )
    696. 

  696.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    697. 

  697.          INFOT = 5
    698. 

  698.          CALL DGGEVX( 'N', 'N', 'N', 'N', -1, A, 1, B, 1, R1, R2, R3, Q,
    699. 

  699.      $                1, U, 1, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    700. 

  700.      $                IW, BW, INFO )
    701. 

  701.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    702. 

  702.          INFOT = 7
    703. 

  703.          CALL DGGEVX( 'N', 'N', 'N', 'N', 1, A, 0, B, 1, R1, R2, R3, Q,
    704. 

  704.      $                1, U, 1, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    705. 

  705.      $                IW, BW, INFO )
    706. 

  706.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    707. 

  707.          INFOT = 9
    708. 

  708.          CALL DGGEVX( 'N', 'N', 'N', 'N', 1, A, 1, B, 0, R1, R2, R3, Q,
    709. 

  709.      $                1, U, 1, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    710. 

  710.      $                IW, BW, INFO )
    711. 

  711.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    712. 

  712.          INFOT = 14
    713. 

  713.          CALL DGGEVX( 'N', 'N', 'N', 'N', 1, A, 1, B, 1, R1, R2, R3, Q,
    714. 

  714.      $                0, U, 1, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    715. 

  715.      $                IW, BW, INFO )
    716. 

  716.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    717. 

  717.          INFOT = 14
    718. 

  718.          CALL DGGEVX( 'N', 'V', 'N', 'N', 2, A, 2, B, 2, R1, R2, R3, Q,
    719. 

  719.      $                1, U, 2, 1, 2, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    720. 

  720.      $                IW, BW, INFO )
    721. 

  721.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    722. 

  722.          INFOT = 16
    723. 

  723.          CALL DGGEVX( 'N', 'N', 'N', 'N', 1, A, 1, B, 1, R1, R2, R3, Q,
    724. 

  724.      $                1, U, 0, 1, 1, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    725. 

  725.      $                IW, BW, INFO )
    726. 

  726.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    727. 

  727.          INFOT = 16
    728. 

  728.          CALL DGGEVX( 'N', 'N', 'V', 'N', 2, A, 2, B, 2, R1, R2, R3, Q,
    729. 

  729.      $                2, U, 1, 1, 2, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    730. 

  730.      $                IW, BW, INFO )
    731. 

  731.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    732. 

  732.          INFOT = 26
    733. 

  733.          CALL DGGEVX( 'N', 'N', 'V', 'N', 2, A, 2, B, 2, R1, R2, R3, Q,
    734. 

  734.      $                2, U, 2, 1, 2, LS, RS, ANRM, BNRM, RCE, RCV, W, 1,
    735. 

  735.      $                IW, BW, INFO )
    736. 

  736.          CALL CHKXER( 'DGGEVX', INFOT, NOUT, LERR, OK )
    737. 

  737.          NT = NT + 12
    738. 

  738. *
    739. 

  739. *        DTGEXC
    740. 

  740. *
    741. 

  741.          SRNAMT = 'DTGEXC'
    742. 

  742.          INFOT = 3
    743. 

  743.          CALL DTGEXC( .TRUE., .TRUE., -1, A, 1, B, 1, Q, 1, Z, 1, IFST,
    744. 

  744.      $                ILST, W, 1, INFO )
    745. 

  745.          CALL CHKXER( 'DTGEXC', INFOT, NOUT, LERR, OK )
    746. 

  746.          INFOT = 5
    747. 

  747.          CALL DTGEXC( .TRUE., .TRUE., 1, A, 0, B, 1, Q, 1, Z, 1, IFST,
    748. 

  748.      $                ILST, W, 1, INFO )
    749. 

  749.          CALL CHKXER( 'DTGEXC', INFOT, NOUT, LERR, OK )
    750. 

  750.          INFOT = 7
    751. 

  751.          CALL DTGEXC( .TRUE., .TRUE., 1, A, 1, B, 0, Q, 1, Z, 1, IFST,
    752. 

  752.      $                ILST, W, 1, INFO )
    753. 

  753.          CALL CHKXER( 'DTGEXC', INFOT, NOUT, LERR, OK )
    754. 

  754.          INFOT = 9
    755. 

  755.          CALL DTGEXC( .FALSE., .TRUE., 1, A, 1, B, 1, Q, 0, Z, 1, IFST,
    756. 

  756.      $                ILST, W, 1, INFO )
    757. 

  757.          CALL CHKXER( 'DTGEXC', INFOT, NOUT, LERR, OK )
    758. 

  758.          INFOT = 9
    759. 

  759.          CALL DTGEXC( .TRUE., .TRUE., 1, A, 1, B, 1, Q, 0, Z, 1, IFST,
    760. 

  760.      $                ILST, W, 1, INFO )
    761. 

  761.          CALL CHKXER( 'DTGEXC', INFOT, NOUT, LERR, OK )
    762. 

  762.          INFOT = 11
    763. 

  763.          CALL DTGEXC( .TRUE., .FALSE., 1, A, 1, B, 1, Q, 1, Z, 0, IFST,
    764. 

  764.      $                ILST, W, 1, INFO )
    765. 

  765.          CALL CHKXER( 'DTGEXC', INFOT, NOUT, LERR, OK )
    766. 

  766.          INFOT = 11
    767. 

  767.          CALL DTGEXC( .TRUE., .TRUE., 1, A, 1, B, 1, Q, 1, Z, 0, IFST,
    768. 

  768.      $                ILST, W, 1, INFO )
    769. 

  769.          CALL CHKXER( 'DTGEXC', INFOT, NOUT, LERR, OK )
    770. 

  770.          INFOT = 15
    771. 

  771.          CALL DTGEXC( .TRUE., .TRUE., 1, A, 1, B, 1, Q, 1, Z, 1, IFST,
    772. 

  772.      $                ILST, W, 0, INFO )
    773. 

  773.          CALL CHKXER( 'DTGEXC', INFOT, NOUT, LERR, OK )
    774. 

  774.          NT = NT + 8
    775. 

  775. *
    776. 

  776. *        DTGSEN
    777. 

  777. *
    778. 

  778.          SRNAMT = 'DTGSEN'
    779. 

  779.          INFOT = 1
    780. 

  780.          CALL DTGSEN( -1, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2,
    781. 

  781.      $                R3, Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    782. 

  782.      $                INFO )
    783. 

  783.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    784. 

  784.          INFOT = 5
    785. 

  785.          CALL DTGSEN( 1, .TRUE., .TRUE., SEL, -1, A, 1, B, 1, R1, R2,
    786. 

  786.      $                R3, Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    787. 

  787.      $                INFO )
    788. 

  788.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    789. 

  789.          INFOT = 7
    790. 

  790.          CALL DTGSEN( 1, .TRUE., .TRUE., SEL, 1, A, 0, B, 1, R1, R2, R3,
    791. 

  791.      $                Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    792. 

  792.      $                INFO )
    793. 

  793.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    794. 

  794.          INFOT = 9
    795. 

  795.          CALL DTGSEN( 1, .TRUE., .TRUE., SEL, 1, A, 1, B, 0, R1, R2, R3,
    796. 

  796.      $                Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    797. 

  797.      $                INFO )
    798. 

  798.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    799. 

  799.          INFOT = 14
    800. 

  800.          CALL DTGSEN( 1, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2, R3,
    801. 

  801.      $                Q, 0, Z, 1, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    802. 

  802.      $                INFO )
    803. 

  803.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    804. 

  804.          INFOT = 16
    805. 

  805.          CALL DTGSEN( 1, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2, R3,
    806. 

  806.      $                Q, 1, Z, 0, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    807. 

  807.      $                INFO )
    808. 

  808.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    809. 

  809.          INFOT = 22
    810. 

  810.          CALL DTGSEN( 0, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2, R3,
    811. 

  811.      $                Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    812. 

  812.      $                INFO )
    813. 

  813.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    814. 

  814.          INFOT = 22
    815. 

  815.          CALL DTGSEN( 1, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2, R3,
    816. 

  816.      $                Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    817. 

  817.      $                INFO )
    818. 

  818.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    819. 

  819.          INFOT = 22
    820. 

  820.          CALL DTGSEN( 2, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2, R3,
    821. 

  821.      $                Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 1, IW, 1,
    822. 

  822.      $                INFO )
    823. 

  823.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    824. 

  824.          INFOT = 24
    825. 

  825.          CALL DTGSEN( 0, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2, R3,
    826. 

  826.      $                Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 20, IW, 0,
    827. 

  827.      $                INFO )
    828. 

  828.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    829. 

  829.          INFOT = 24
    830. 

  830.          CALL DTGSEN( 1, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2, R3,
    831. 

  831.      $                Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 20, IW, 0,
    832. 

  832.      $                INFO )
    833. 

  833.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    834. 

  834.          INFOT = 24
    835. 

  835.          CALL DTGSEN( 2, .TRUE., .TRUE., SEL, 1, A, 1, B, 1, R1, R2, R3,
    836. 

  836.      $                Q, 1, Z, 1, M, TOLA, TOLB, RCV, W, 20, IW, 1,
    837. 

  837.      $                INFO )
    838. 

  838.          CALL CHKXER( 'DTGSEN', INFOT, NOUT, LERR, OK )
    839. 

  839.          NT = NT + 12
    840. 

  840. *
    841. 

  841. *        DTGSNA
    842. 

  842. *
    843. 

  843.          SRNAMT = 'DTGSNA'
    844. 

  844.          INFOT = 1
    845. 

  845.          CALL DTGSNA( '/', 'A', SEL, 1, A, 1, B, 1, Q, 1, U, 1, R1, R2,
    846. 

  846.      $                1, M, W, 1, IW, INFO )
    847. 

  847.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    848. 

  848.          INFOT = 2
    849. 

  849.          CALL DTGSNA( 'B', '/', SEL, 1, A, 1, B, 1, Q, 1, U, 1, R1, R2,
    850. 

  850.      $                1, M, W, 1, IW, INFO )
    851. 

  851.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    852. 

  852.          INFOT = 4
    853. 

  853.          CALL DTGSNA( 'B', 'A', SEL, -1, A, 1, B, 1, Q, 1, U, 1, R1, R2,
    854. 

  854.      $                1, M, W, 1, IW, INFO )
    855. 

  855.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    856. 

  856.          INFOT = 6
    857. 

  857.          CALL DTGSNA( 'B', 'A', SEL, 1, A, 0, B, 1, Q, 1, U, 1, R1, R2,
    858. 

  858.      $                1, M, W, 1, IW, INFO )
    859. 

  859.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    860. 

  860.          INFOT = 8
    861. 

  861.          CALL DTGSNA( 'B', 'A', SEL, 1, A, 1, B, 0, Q, 1, U, 1, R1, R2,
    862. 

  862.      $                1, M, W, 1, IW, INFO )
    863. 

  863.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    864. 

  864.          INFOT = 10
    865. 

  865.          CALL DTGSNA( 'E', 'A', SEL, 1, A, 1, B, 1, Q, 0, U, 1, R1, R2,
    866. 

  866.      $                1, M, W, 1, IW, INFO )
    867. 

  867.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    868. 

  868.          INFOT = 12
    869. 

  869.          CALL DTGSNA( 'E', 'A', SEL, 1, A, 1, B, 1, Q, 1, U, 0, R1, R2,
    870. 

  870.      $                1, M, W, 1, IW, INFO )
    871. 

  871.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    872. 

  872.          INFOT = 15
    873. 

  873.          CALL DTGSNA( 'E', 'A', SEL, 1, A, 1, B, 1, Q, 1, U, 1, R1, R2,
    874. 

  874.      $                0, M, W, 1, IW, INFO )
    875. 

  875.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    876. 

  876.          INFOT = 18
    877. 

  877.          CALL DTGSNA( 'E', 'A', SEL, 1, A, 1, B, 1, Q, 1, U, 1, R1, R2,
    878. 

  878.      $                1, M, W, 0, IW, INFO )
    879. 

  879.          CALL CHKXER( 'DTGSNA', INFOT, NOUT, LERR, OK )
    880. 

  880.          NT = NT + 9
    881. 

  881. *
    882. 

  882. *        DTGSYL
    883. 

  883. *
    884. 

  884.          SRNAMT = 'DTGSYL'
    885. 

  885.          INFOT = 1
    886. 

  886.          CALL DTGSYL( '/', 0, 1, 1, A, 1, B, 1, Q, 1, U, 1, V, 1, Z, 1,
    887. 

  887.      $                SCALE, DIF, W, 1, IW, INFO )
    888. 

  888.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    889. 

  889.          INFOT = 2
    890. 

  890.          CALL DTGSYL( 'N', -1, 1, 1, A, 1, B, 1, Q, 1, U, 1, V, 1, Z, 1,
    891. 

  891.      $                SCALE, DIF, W, 1, IW, INFO )
    892. 

  892.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    893. 

  893.          INFOT = 3
    894. 

  894.          CALL DTGSYL( 'N', 0, 0, 1, A, 1, B, 1, Q, 1, U, 1, V, 1, Z, 1,
    895. 

  895.      $                SCALE, DIF, W, 1, IW, INFO )
    896. 

  896.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    897. 

  897.          INFOT = 4
    898. 

  898.          CALL DTGSYL( 'N', 0, 1, 0, A, 1, B, 1, Q, 1, U, 1, V, 1, Z, 1,
    899. 

  899.      $                SCALE, DIF, W, 1, IW, INFO )
    900. 

  900.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    901. 

  901.          INFOT = 6
    902. 

  902.          CALL DTGSYL( 'N', 0, 1, 1, A, 0, B, 1, Q, 1, U, 1, V, 1, Z, 1,
    903. 

  903.      $                SCALE, DIF, W, 1, IW, INFO )
    904. 

  904.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    905. 

  905.          INFOT = 8
    906. 

  906.          CALL DTGSYL( 'N', 0, 1, 1, A, 1, B, 0, Q, 1, U, 1, V, 1, Z, 1,
    907. 

  907.      $                SCALE, DIF, W, 1, IW, INFO )
    908. 

  908.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    909. 

  909.          INFOT = 10
    910. 

  910.          CALL DTGSYL( 'N', 0, 1, 1, A, 1, B, 1, Q, 0, U, 1, V, 1, Z, 1,
    911. 

  911.      $                SCALE, DIF, W, 1, IW, INFO )
    912. 

  912.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    913. 

  913.          INFOT = 12
    914. 

  914.          CALL DTGSYL( 'N', 0, 1, 1, A, 1, B, 1, Q, 1, U, 0, V, 1, Z, 1,
    915. 

  915.      $                SCALE, DIF, W, 1, IW, INFO )
    916. 

  916.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    917. 

  917.          INFOT = 14
    918. 

  918.          CALL DTGSYL( 'N', 0, 1, 1, A, 1, B, 1, Q, 1, U, 1, V, 0, Z, 1,
    919. 

  919.      $                SCALE, DIF, W, 1, IW, INFO )
    920. 

  920.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    921. 

  921.          INFOT = 16
    922. 

  922.          CALL DTGSYL( 'N', 0, 1, 1, A, 1, B, 1, Q, 1, U, 1, V, 1, Z, 0,
    923. 

  923.      $                SCALE, DIF, W, 1, IW, INFO )
    924. 

  924.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    925. 

  925.          INFOT = 20
    926. 

  926.          CALL DTGSYL( 'N', 1, 1, 1, A, 1, B, 1, Q, 1, U, 1, V, 1, Z, 1,
    927. 

  927.      $                SCALE, DIF, W, 1, IW, INFO )
    928. 

  928.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    929. 

  929.          INFOT = 20
    930. 

  930.          CALL DTGSYL( 'N', 2, 1, 1, A, 1, B, 1, Q, 1, U, 1, V, 1, Z, 1,
    931. 

  931.      $                SCALE, DIF, W, 1, IW, INFO )
    932. 

  932.          CALL CHKXER( 'DTGSYL', INFOT, NOUT, LERR, OK )
    933. 

  933.          NT = NT + 12
    934. 

  934.       END IF
    935. 

  935. *
    936. 

  936. *     Print a summary line.
    937. 

  937. *
    938. 

  938.       IF( OK ) THEN
    939. 

  939.          WRITE( NOUT, FMT = 9999 )PATH, NT
    940. 

  940.       ELSE
    941. 

  941.          WRITE( NOUT, FMT = 9998 )PATH
    942. 

  942.       END IF
    943. 

  943. *
    944. 

  944.  9999 FORMAT( 1X, A3, ' routines passed the tests of the error exits (',
    945. 

  945.      $      I3, ' tests done)' )
    946. 

  946.  9998 FORMAT( ' *** ', A3, ' routines failed the tests of the error ',
    947. 

  947.      $      'exits ***' )
    948. 

  948. *
    949. 

  949.       RETURN
    950. 

  950. *
    951. 

  951. *     End of DERRGG
    952. 

  952. *
    953. 

  953.       END
    954. 

  954.