cchktp.c

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/* cchktp.f -- translated by f2c (version 20061008).
   You must link the resulting object file with libf2c:
        on Microsoft Windows system, link with libf2c.lib;
        on Linux or Unix systems, link with .../path/to/libf2c.a -lm
        or, if you install libf2c.a in a standard place, with -lf2c -lm
        -- in that order, at the end of the command line, as in
                cc *.o -lf2c -lm
        Source for libf2c is in /netlib/f2c/libf2c.zip, e.g.,

                http://www.netlib.org/f2c/libf2c.zip
*/

#include "f2c.h"
#include "blaswrap.h"

/* Common Block Declarations */

struct {
    integer infot, iounit;
    logical ok, lerr;
} infoc_;

#define infoc_1 infoc_

struct {
    char srnamt[32];
} srnamc_;

#define srnamc_1 srnamc_

/* Table of constant values */

static integer c__1 = 1;
static integer c__0 = 0;
static integer c_n1 = -1;
static integer c__2 = 2;
static integer c__3 = 3;
static integer c__7 = 7;
static integer c__4 = 4;
static real c_b103 = 1.f;
static integer c__8 = 8;
static integer c__9 = 9;

/* Subroutine */ int cchktp_(logical *dotype, integer *nn, integer *nval, 
        integer *nns, integer *nsval, real *thresh, logical *tsterr, integer *
        nmax, complex *ap, complex *ainvp, complex *b, complex *x, complex *
        xact, complex *work, real *rwork, integer *nout)
{
    /* Initialized data */

    static integer iseedy[4] = { 1988,1989,1990,1991 };
    static char uplos[1*2] = "U" "L";
    static char transs[1*3] = "N" "T" "C";

    /* Format strings */
    static char fmt_9999[] = "(\002 UPLO='\002,a1,\002', DIAG='\002,a1,\002'"
            ", N=\002,i5,\002, type \002,i2,\002, test(\002,i2,\002)= \002,g1"
            "2.5)";
    static char fmt_9998[] = "(\002 UPLO='\002,a1,\002', TRANS='\002,a1,\002"
            "', DIAG='\002,a1,\002', N=\002,i5,\002', NRHS=\002,i5,\002, type "
            "\002,i2,\002, test(\002,i2,\002)= \002,g12.5)";
    static char fmt_9997[] = "(1x,a,\002( '\002,a1,\002', '\002,a1,\002', "
            "'\002,a1,\002',\002,i5,\002, ... ), type \002,i2,\002, test(\002"
            ",i2,\002)=\002,g12.5)";
    static char fmt_9996[] = "(1x,a,\002( '\002,a1,\002', '\002,a1,\002', "
            "'\002,a1,\002', '\002,a1,\002',\002,i5,\002, ... ), type \002,i2,"
            "\002, test(\002,i2,\002)=\002,g12.5)";

    /* System generated locals */
    address a__1[2], a__2[3], a__3[4];
    integer i__1, i__2[2], i__3, i__4[3], i__5[4];
    char ch__1[2], ch__2[3], ch__3[4];

    /* Builtin functions */
    /* Subroutine */ int s_copy(char *, char *, ftnlen, ftnlen), s_cat(char *,
             char **, integer *, integer *, ftnlen);
    integer s_wsfe(cilist *), do_fio(integer *, char *, ftnlen), e_wsfe(void);

    /* Local variables */
    integer i__, k, n, in, lda, lap;
    char diag[1];
    integer imat, info;
    char path[3];
    integer irhs, nrhs;
    char norm[1], uplo[1];
    integer nrun;
    extern /* Subroutine */ int alahd_(integer *, char *);
    integer idiag;
    extern /* Subroutine */ int cget04_(integer *, integer *, complex *, 
            integer *, complex *, integer *, real *, real *);
    real scale;
    integer nfail, iseed[4];
    extern logical lsame_(char *, char *);
    real rcond;
    extern /* Subroutine */ int ctpt01_(char *, char *, integer *, complex *, 
            complex *, real *, real *, real *);
    real anorm;
    integer itran;
    extern /* Subroutine */ int ccopy_(integer *, complex *, integer *, 
            complex *, integer *), ctpt02_(char *, char *, char *, integer *, 
            integer *, complex *, complex *, integer *, complex *, integer *, 
            complex *, real *, real *), ctpt03_(char *
, char *, char *, integer *, integer *, complex *, real *, real *, 
             real *, complex *, integer *, complex *, integer *, complex *, 
            real *), ctpt05_(char *, char *, char *, 
            integer *, integer *, complex *, complex *, integer *, complex *, 
            integer *, complex *, integer *, real *, real *, real *), ctpt06_(real *, real *, char *, char *, integer *
, complex *, real *, real *);
    char trans[1];
    integer iuplo, nerrs;
    char xtype[1];
    extern /* Subroutine */ int alaerh_(char *, char *, integer *, integer *, 
            char *, integer *, integer *, integer *, integer *, integer *, 
            integer *, integer *, integer *, integer *);
    real rcondc;
    extern /* Subroutine */ int clacpy_(char *, integer *, integer *, complex 
            *, integer *, complex *, integer *), clarhs_(char *, char 
            *, char *, char *, integer *, integer *, integer *, integer *, 
            integer *, complex *, integer *, complex *, integer *, complex *, 
            integer *, integer *, integer *);
    real rcondi;
    extern doublereal clantp_(char *, char *, char *, integer *, complex *, 
            real *);
    extern /* Subroutine */ int alasum_(char *, integer *, integer *, integer 
            *, integer *);
    real rcondo;
    extern /* Subroutine */ int clatps_(char *, char *, char *, char *, 
            integer *, complex *, complex *, real *, real *, integer *), clattp_(integer *, char *, char *
, char *, integer *, integer *, complex *, complex *, complex *, 
            real *, integer *);
    real ainvnm;
    extern /* Subroutine */ int ctpcon_(char *, char *, char *, integer *, 
            complex *, real *, complex *, real *, integer *), cerrtr_(char *, integer *), ctprfs_(char *, char 
            *, char *, integer *, integer *, complex *, complex *, integer *, 
            complex *, integer *, real *, real *, complex *, real *, integer *
), ctptri_(char *, char *, integer *, 
            complex *, integer *);
    real result[9];
    extern /* Subroutine */ int ctptrs_(char *, char *, char *, integer *, 
            integer *, complex *, complex *, integer *, integer *);

    /* Fortran I/O blocks */
    static cilist io___26 = { 0, 0, 0, fmt_9999, 0 };
    static cilist io___34 = { 0, 0, 0, fmt_9998, 0 };
    static cilist io___36 = { 0, 0, 0, fmt_9997, 0 };
    static cilist io___38 = { 0, 0, 0, fmt_9996, 0 };
    static cilist io___39 = { 0, 0, 0, fmt_9996, 0 };



/*  -- LAPACK test routine (version 3.1) -- */
/*     Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. */
/*     November 2006 */

/*     .. Scalar Arguments .. */
/*     .. */
/*     .. Array Arguments .. */
/*     .. */

/*  Purpose */
/*  ======= */

/*  CCHKTP tests CTPTRI, -TRS, -RFS, and -CON, and CLATPS */

/*  Arguments */
/*  ========= */

/*  DOTYPE  (input) LOGICAL array, dimension (NTYPES) */
/*          The matrix types to be used for testing.  Matrices of type j */
/*          (for 1 <= j <= NTYPES) are used for testing if DOTYPE(j) = */
/*          .TRUE.; if DOTYPE(j) = .FALSE., then type j is not used. */

/*  NN      (input) INTEGER */
/*          The number of values of N contained in the vector NVAL. */

/*  NVAL    (input) INTEGER array, dimension (NN) */
/*          The values of the matrix column dimension N. */

/*  NNS     (input) INTEGER */
/*          The number of values of NRHS contained in the vector NSVAL. */

/*  NSVAL   (input) INTEGER array, dimension (NNS) */
/*          The values of the number of right hand sides NRHS. */

/*  THRESH  (input) REAL */
/*          The threshold value for the test ratios.  A result is */
/*          included in the output file if RESULT >= THRESH.  To have */
/*          every test ratio printed, use THRESH = 0. */

/*  TSTERR  (input) LOGICAL */
/*          Flag that indicates whether error exits are to be tested. */

/*  NMAX    (input) INTEGER */
/*          The leading dimension of the work arrays.  NMAX >= the */
/*          maximumm value of N in NVAL. */

/*  AP      (workspace) COMPLEX array, dimension (NMAX*(NMAX+1)/2) */

/*  AINVP   (workspace) COMPLEX array, dimension (NMAX*(NMAX+1)/2) */

/*  B       (workspace) COMPLEX array, dimension (NMAX*NSMAX) */
/*          where NSMAX is the largest entry in NSVAL. */

/*  X       (workspace) COMPLEX array, dimension (NMAX*NSMAX) */

/*  XACT    (workspace) COMPLEX array, dimension (NMAX*NSMAX) */

/*  WORK    (workspace) COMPLEX array, dimension */
/*                      (NMAX*max(3,NSMAX)) */

/*  RWORK   (workspace) REAL array, dimension */
/*                      (max(NMAX,2*NSMAX)) */

/*  NOUT    (input) INTEGER */
/*          The unit number for output. */

/*  ===================================================================== */

/*     .. Parameters .. */
/*     .. */
/*     .. Local Scalars .. */
/*     .. */
/*     .. Local Arrays .. */
/*     .. */
/*     .. External Functions .. */
/*     .. */
/*     .. External Subroutines .. */
/*     .. */
/*     .. Scalars in Common .. */
/*     .. */
/*     .. Common blocks .. */
/*     .. */
/*     .. Intrinsic Functions .. */
/*     .. */
/*     .. Data statements .. */
    /* Parameter adjustments */
    --rwork;
    --work;
    --xact;
    --x;
    --b;
    --ainvp;
    --ap;
    --nsval;
    --nval;
    --dotype;

    /* Function Body */
/*     .. */
/*     .. Executable Statements .. */

/*     Initialize constants and the random number seed. */

    s_copy(path, "Complex precision", (ftnlen)1, (ftnlen)17);
    s_copy(path + 1, "TP", (ftnlen)2, (ftnlen)2);
    nrun = 0;
    nfail = 0;
    nerrs = 0;
    for (i__ = 1; i__ <= 4; ++i__) {
        iseed[i__ - 1] = iseedy[i__ - 1];
/* L10: */
    }

/*     Test the error exits */

    if (*tsterr) {
        cerrtr_(path, nout);
    }
    infoc_1.infot = 0;

    i__1 = *nn;
    for (in = 1; in <= i__1; ++in) {

/*        Do for each value of N in NVAL */

        n = nval[in];
        lda = max(1,n);
        lap = lda * (lda + 1) / 2;
        *(unsigned char *)xtype = 'N';

        for (imat = 1; imat <= 10; ++imat) {

/*           Do the tests only if DOTYPE( IMAT ) is true. */

            if (! dotype[imat]) {
                goto L70;
            }

            for (iuplo = 1; iuplo <= 2; ++iuplo) {

/*              Do first for UPLO = 'U', then for UPLO = 'L' */

                *(unsigned char *)uplo = *(unsigned char *)&uplos[iuplo - 1];

/*              Call CLATTP to generate a triangular test matrix. */

                s_copy(srnamc_1.srnamt, "CLATTP", (ftnlen)32, (ftnlen)6);
                clattp_(&imat, uplo, "No transpose", diag, iseed, &n, &ap[1], 
                        &x[1], &work[1], &rwork[1], &info);

/*              Set IDIAG = 1 for non-unit matrices, 2 for unit. */

                if (lsame_(diag, "N")) {
                    idiag = 1;
                } else {
                    idiag = 2;
                }

/* +    TEST 1 */
/*              Form the inverse of A. */

                if (n > 0) {
                    ccopy_(&lap, &ap[1], &c__1, &ainvp[1], &c__1);
                }
                s_copy(srnamc_1.srnamt, "CTPTRI", (ftnlen)32, (ftnlen)6);
                ctptri_(uplo, diag, &n, &ainvp[1], &info);

/*              Check error code from CTPTRI. */

                if (info != 0) {
/* Writing concatenation */
                    i__2[0] = 1, a__1[0] = uplo;
                    i__2[1] = 1, a__1[1] = diag;
                    s_cat(ch__1, a__1, i__2, &c__2, (ftnlen)2);
                    alaerh_(path, "CTPTRI", &info, &c__0, ch__1, &n, &n, &
                            c_n1, &c_n1, &c_n1, &imat, &nfail, &nerrs, nout);
                }

/*              Compute the infinity-norm condition number of A. */

                anorm = clantp_("I", uplo, diag, &n, &ap[1], &rwork[1]);
                ainvnm = clantp_("I", uplo, diag, &n, &ainvp[1], &rwork[1]);
                if (anorm <= 0.f || ainvnm <= 0.f) {
                    rcondi = 1.f;
                } else {
                    rcondi = 1.f / anorm / ainvnm;
                }

/*              Compute the residual for the triangular matrix times its */
/*              inverse.  Also compute the 1-norm condition number of A. */

                ctpt01_(uplo, diag, &n, &ap[1], &ainvp[1], &rcondo, &rwork[1], 
                         result);

/*              Print the test ratio if it is .GE. THRESH. */

                if (result[0] >= *thresh) {
                    if (nfail == 0 && nerrs == 0) {
                        alahd_(nout, path);
                    }
                    io___26.ciunit = *nout;
                    s_wsfe(&io___26);
                    do_fio(&c__1, uplo, (ftnlen)1);
                    do_fio(&c__1, diag, (ftnlen)1);
                    do_fio(&c__1, (char *)&n, (ftnlen)sizeof(integer));
                    do_fio(&c__1, (char *)&imat, (ftnlen)sizeof(integer));
                    do_fio(&c__1, (char *)&c__1, (ftnlen)sizeof(integer));
                    do_fio(&c__1, (char *)&result[0], (ftnlen)sizeof(real));
                    e_wsfe();
                    ++nfail;
                }
                ++nrun;

                i__3 = *nns;
                for (irhs = 1; irhs <= i__3; ++irhs) {
                    nrhs = nsval[irhs];
                    *(unsigned char *)xtype = 'N';

                    for (itran = 1; itran <= 3; ++itran) {

/*                 Do for op(A) = A, A**T, or A**H. */

                        *(unsigned char *)trans = *(unsigned char *)&transs[
                                itran - 1];
                        if (itran == 1) {
                            *(unsigned char *)norm = 'O';
                            rcondc = rcondo;
                        } else {
                            *(unsigned char *)norm = 'I';
                            rcondc = rcondi;
                        }

/* +    TEST 2 */
/*                 Solve and compute residual for op(A)*x = b. */

                        s_copy(srnamc_1.srnamt, "CLARHS", (ftnlen)32, (ftnlen)
                                6);
                        clarhs_(path, xtype, uplo, trans, &n, &n, &c__0, &
                                idiag, &nrhs, &ap[1], &lap, &xact[1], &lda, &
                                b[1], &lda, iseed, &info);
                        *(unsigned char *)xtype = 'C';
                        clacpy_("Full", &n, &nrhs, &b[1], &lda, &x[1], &lda);

                        s_copy(srnamc_1.srnamt, "CTPTRS", (ftnlen)32, (ftnlen)
                                6);
                        ctptrs_(uplo, trans, diag, &n, &nrhs, &ap[1], &x[1], &
                                lda, &info);

/*                 Check error code from CTPTRS. */

                        if (info != 0) {
/* Writing concatenation */
                            i__4[0] = 1, a__2[0] = uplo;
                            i__4[1] = 1, a__2[1] = trans;
                            i__4[2] = 1, a__2[2] = diag;
                            s_cat(ch__2, a__2, i__4, &c__3, (ftnlen)3);
                            alaerh_(path, "CTPTRS", &info, &c__0, ch__2, &n, &
                                    n, &c_n1, &c_n1, &c_n1, &imat, &nfail, &
                                    nerrs, nout);
                        }

                        ctpt02_(uplo, trans, diag, &n, &nrhs, &ap[1], &x[1], &
                                lda, &b[1], &lda, &work[1], &rwork[1], &
                                result[1]);

/* +    TEST 3 */
/*                 Check solution from generated exact solution. */

                        cget04_(&n, &nrhs, &x[1], &lda, &xact[1], &lda, &
                                rcondc, &result[2]);

/* +    TESTS 4, 5, and 6 */
/*                 Use iterative refinement to improve the solution and */
/*                 compute error bounds. */

                        s_copy(srnamc_1.srnamt, "CTPRFS", (ftnlen)32, (ftnlen)
                                6);
                        ctprfs_(uplo, trans, diag, &n, &nrhs, &ap[1], &b[1], &
                                lda, &x[1], &lda, &rwork[1], &rwork[nrhs + 1], 
                                 &work[1], &rwork[(nrhs << 1) + 1], &info);

/*                 Check error code from CTPRFS. */

                        if (info != 0) {
/* Writing concatenation */
                            i__4[0] = 1, a__2[0] = uplo;
                            i__4[1] = 1, a__2[1] = trans;
                            i__4[2] = 1, a__2[2] = diag;
                            s_cat(ch__2, a__2, i__4, &c__3, (ftnlen)3);
                            alaerh_(path, "CTPRFS", &info, &c__0, ch__2, &n, &
                                    n, &c_n1, &c_n1, &nrhs, &imat, &nfail, &
                                    nerrs, nout);
                        }

                        cget04_(&n, &nrhs, &x[1], &lda, &xact[1], &lda, &
                                rcondc, &result[3]);
                        ctpt05_(uplo, trans, diag, &n, &nrhs, &ap[1], &b[1], &
                                lda, &x[1], &lda, &xact[1], &lda, &rwork[1], &
                                rwork[nrhs + 1], &result[4]);

/*                    Print information about the tests that did not pass */
/*                    the threshold. */

                        for (k = 2; k <= 6; ++k) {
                            if (result[k - 1] >= *thresh) {
                                if (nfail == 0 && nerrs == 0) {
                                    alahd_(nout, path);
                                }
                                io___34.ciunit = *nout;
                                s_wsfe(&io___34);
                                do_fio(&c__1, uplo, (ftnlen)1);
                                do_fio(&c__1, trans, (ftnlen)1);
                                do_fio(&c__1, diag, (ftnlen)1);
                                do_fio(&c__1, (char *)&n, (ftnlen)sizeof(
                                        integer));
                                do_fio(&c__1, (char *)&nrhs, (ftnlen)sizeof(
                                        integer));
                                do_fio(&c__1, (char *)&imat, (ftnlen)sizeof(
                                        integer));
                                do_fio(&c__1, (char *)&k, (ftnlen)sizeof(
                                        integer));
                                do_fio(&c__1, (char *)&result[k - 1], (ftnlen)
                                        sizeof(real));
                                e_wsfe();
                                ++nfail;
                            }
/* L20: */
                        }
                        nrun += 5;
/* L30: */
                    }
/* L40: */
                }

/* +    TEST 7 */
/*                 Get an estimate of RCOND = 1/CNDNUM. */

                for (itran = 1; itran <= 2; ++itran) {
                    if (itran == 1) {
                        *(unsigned char *)norm = 'O';
                        rcondc = rcondo;
                    } else {
                        *(unsigned char *)norm = 'I';
                        rcondc = rcondi;
                    }
                    s_copy(srnamc_1.srnamt, "CTPCON", (ftnlen)32, (ftnlen)6);
                    ctpcon_(norm, uplo, diag, &n, &ap[1], &rcond, &work[1], &
                            rwork[1], &info);

/*                 Check error code from CTPCON. */

                    if (info != 0) {
/* Writing concatenation */
                        i__4[0] = 1, a__2[0] = norm;
                        i__4[1] = 1, a__2[1] = uplo;
                        i__4[2] = 1, a__2[2] = diag;
                        s_cat(ch__2, a__2, i__4, &c__3, (ftnlen)3);
                        alaerh_(path, "CTPCON", &info, &c__0, ch__2, &n, &n, &
                                c_n1, &c_n1, &c_n1, &imat, &nfail, &nerrs, 
                                nout);
                    }

                    ctpt06_(&rcond, &rcondc, uplo, diag, &n, &ap[1], &rwork[1]
, &result[6]);

/*                 Print the test ratio if it is .GE. THRESH. */

                    if (result[6] >= *thresh) {
                        if (nfail == 0 && nerrs == 0) {
                            alahd_(nout, path);
                        }
                        io___36.ciunit = *nout;
                        s_wsfe(&io___36);
                        do_fio(&c__1, "CTPCON", (ftnlen)6);
                        do_fio(&c__1, norm, (ftnlen)1);
                        do_fio(&c__1, uplo, (ftnlen)1);
                        do_fio(&c__1, diag, (ftnlen)1);
                        do_fio(&c__1, (char *)&n, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&imat, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&c__7, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&result[6], (ftnlen)sizeof(real)
                                );
                        e_wsfe();
                        ++nfail;
                    }
                    ++nrun;
/* L50: */
                }
/* L60: */
            }
L70:
            ;
        }

/*        Use pathological test matrices to test CLATPS. */

        for (imat = 11; imat <= 18; ++imat) {

/*           Do the tests only if DOTYPE( IMAT ) is true. */

            if (! dotype[imat]) {
                goto L100;
            }

            for (iuplo = 1; iuplo <= 2; ++iuplo) {

/*              Do first for UPLO = 'U', then for UPLO = 'L' */

                *(unsigned char *)uplo = *(unsigned char *)&uplos[iuplo - 1];
                for (itran = 1; itran <= 3; ++itran) {

/*                 Do for op(A) = A, A**T, or A**H. */

                    *(unsigned char *)trans = *(unsigned char *)&transs[itran 
                            - 1];

/*                 Call CLATTP to generate a triangular test matrix. */

                    s_copy(srnamc_1.srnamt, "CLATTP", (ftnlen)32, (ftnlen)6);
                    clattp_(&imat, uplo, trans, diag, iseed, &n, &ap[1], &x[1]
, &work[1], &rwork[1], &info);

/* +    TEST 8 */
/*                 Solve the system op(A)*x = b. */

                    s_copy(srnamc_1.srnamt, "CLATPS", (ftnlen)32, (ftnlen)6);
                    ccopy_(&n, &x[1], &c__1, &b[1], &c__1);
                    clatps_(uplo, trans, diag, "N", &n, &ap[1], &b[1], &scale, 
                             &rwork[1], &info);

/*                 Check error code from CLATPS. */

                    if (info != 0) {
/* Writing concatenation */
                        i__5[0] = 1, a__3[0] = uplo;
                        i__5[1] = 1, a__3[1] = trans;
                        i__5[2] = 1, a__3[2] = diag;
                        i__5[3] = 1, a__3[3] = "N";
                        s_cat(ch__3, a__3, i__5, &c__4, (ftnlen)4);
                        alaerh_(path, "CLATPS", &info, &c__0, ch__3, &n, &n, &
                                c_n1, &c_n1, &c_n1, &imat, &nfail, &nerrs, 
                                nout);
                    }

                    ctpt03_(uplo, trans, diag, &n, &c__1, &ap[1], &scale, &
                            rwork[1], &c_b103, &b[1], &lda, &x[1], &lda, &
                            work[1], &result[7]);

/* +    TEST 9 */
/*                 Solve op(A)*x = b again with NORMIN = 'Y'. */

                    ccopy_(&n, &x[1], &c__1, &b[n + 1], &c__1);
                    clatps_(uplo, trans, diag, "Y", &n, &ap[1], &b[n + 1], &
                            scale, &rwork[1], &info);

/*                 Check error code from CLATPS. */

                    if (info != 0) {
/* Writing concatenation */
                        i__5[0] = 1, a__3[0] = uplo;
                        i__5[1] = 1, a__3[1] = trans;
                        i__5[2] = 1, a__3[2] = diag;
                        i__5[3] = 1, a__3[3] = "Y";
                        s_cat(ch__3, a__3, i__5, &c__4, (ftnlen)4);
                        alaerh_(path, "CLATPS", &info, &c__0, ch__3, &n, &n, &
                                c_n1, &c_n1, &c_n1, &imat, &nfail, &nerrs, 
                                nout);
                    }

                    ctpt03_(uplo, trans, diag, &n, &c__1, &ap[1], &scale, &
                            rwork[1], &c_b103, &b[n + 1], &lda, &x[1], &lda, &
                            work[1], &result[8]);

/*                 Print information about the tests that did not pass */
/*                 the threshold. */

                    if (result[7] >= *thresh) {
                        if (nfail == 0 && nerrs == 0) {
                            alahd_(nout, path);
                        }
                        io___38.ciunit = *nout;
                        s_wsfe(&io___38);
                        do_fio(&c__1, "CLATPS", (ftnlen)6);
                        do_fio(&c__1, uplo, (ftnlen)1);
                        do_fio(&c__1, trans, (ftnlen)1);
                        do_fio(&c__1, diag, (ftnlen)1);
                        do_fio(&c__1, "N", (ftnlen)1);
                        do_fio(&c__1, (char *)&n, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&imat, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&c__8, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&result[7], (ftnlen)sizeof(real)
                                );
                        e_wsfe();
                        ++nfail;
                    }
                    if (result[8] >= *thresh) {
                        if (nfail == 0 && nerrs == 0) {
                            alahd_(nout, path);
                        }
                        io___39.ciunit = *nout;
                        s_wsfe(&io___39);
                        do_fio(&c__1, "CLATPS", (ftnlen)6);
                        do_fio(&c__1, uplo, (ftnlen)1);
                        do_fio(&c__1, trans, (ftnlen)1);
                        do_fio(&c__1, diag, (ftnlen)1);
                        do_fio(&c__1, "Y", (ftnlen)1);
                        do_fio(&c__1, (char *)&n, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&imat, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&c__9, (ftnlen)sizeof(integer));
                        do_fio(&c__1, (char *)&result[8], (ftnlen)sizeof(real)
                                );
                        e_wsfe();
                        ++nfail;
                    }
                    nrun += 2;
/* L80: */
                }
/* L90: */
            }
L100:
            ;
        }
/* L110: */
    }

/*     Print a summary of the results. */

    alasum_(path, nout, &nfail, &nrun, &nerrs);

    return 0;

/*     End of CCHKTP */

} /* cchktp_ */