示例#1
0
/* Subroutine */ int ddrvrf2_(integer *nout, integer *nn, integer *nval, 
	doublereal *a, integer *lda, doublereal *arf, doublereal *ap, 
	doublereal *asav)
{
    /* Initialized data */

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

    /* Format strings */
    static char fmt_9999[] = "(1x,\002 *** Error(s) while testing the RFP co"
	    "nvertion\002,\002 routines ***\002)";
    static char fmt_9998[] = "(1x,\002     Error in RFP,convertion routines "
	    "N=\002,i5,\002 UPLO='\002,a1,\002', FORM ='\002,a1,\002'\002)";
    static char fmt_9997[] = "(1x,\002All tests for the RFP convertion routi"
	    "nes passed (\002,i5,\002 tests run)\002)";
    static char fmt_9996[] = "(1x,\002RFP convertion routines:\002,i5,\002 o"
	    "ut of \002,i5,\002 error message recorded\002)";

    /* System generated locals */
    integer a_dim1, a_offset, asav_dim1, asav_offset, i__1, i__2, i__3;

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

    /* Local variables */
    integer i__, j, n;
    logical ok1, ok2;
    integer iin, info;
    char uplo[1];
    integer nrun, iseed[4];
    char cform[1];
    integer iform;
    logical lower;
    integer iuplo, nerrs;
    extern doublereal dlarnd_(integer *, integer *);
    extern /* Subroutine */ int dtfttp_(char *, char *, integer *, doublereal 
	    *, doublereal *, integer *), dtpttf_(char *, char 
	    *, integer *, doublereal *, doublereal *, integer *), dtfttr_(char *, char *, integer *, doublereal *, 
	    doublereal *, integer *, integer *), dtrttf_(char 
	    *, char *, integer *, doublereal *, integer *, doublereal *, 
	    integer *), dtrttp_(char *, integer *, doublereal 
	    *, integer *, doublereal *, integer *), dtpttr_(char *, 
	    integer *, doublereal *, doublereal *, integer *, integer *);

    /* Fortran I/O blocks */
    static cilist io___19 = { 0, 0, 0, 0, 0 };
    static cilist io___20 = { 0, 0, 0, fmt_9999, 0 };
    static cilist io___21 = { 0, 0, 0, fmt_9998, 0 };
    static cilist io___22 = { 0, 0, 0, fmt_9997, 0 };
    static cilist io___23 = { 0, 0, 0, fmt_9996, 0 };



/*  -- LAPACK test routine (version 3.2.0) -- */
/*     Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. */
/*     November 2008 */

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

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

/*  DDRVRF2 tests the LAPACK RFP convertion routines. */

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

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

/*  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 dimension N. */

/*  A             (workspace) DOUBLE PRECISION array, dimension (LDA,NMAX) */

/*  LDA           (input) INTEGER */
/*                The leading dimension of the array A.  LDA >= max(1,NMAX). */

/*  ARF           (workspace) DOUBLE PRECISION array, dimension ((NMAX*(NMAX+1))/2). */

/*  AP            (workspace) DOUBLE PRECISION array, dimension ((NMAX*(NMAX+1))/2). */

/*  A2            (workspace) DOUBLE PRECISION array, dimension (LDA,NMAX) */

/*  ===================================================================== */
/*     .. */
/*     .. Local Scalars .. */
/*     .. */
/*     .. Local Arrays .. */
/*     .. */
/*     .. External Functions .. */
/*     .. */
/*     .. External Subroutines .. */
/*     .. */
/*     .. Scalars in Common .. */
/*     .. */
/*     .. Common blocks .. */
/*     .. */
/*     .. Data statements .. */
    /* Parameter adjustments */
    --nval;
    asav_dim1 = *lda;
    asav_offset = 1 + asav_dim1;
    asav -= asav_offset;
    a_dim1 = *lda;
    a_offset = 1 + a_dim1;
    a -= a_offset;
    --arf;
    --ap;

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

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

    nrun = 0;
    nerrs = 0;
    info = 0;
    for (i__ = 1; i__ <= 4; ++i__) {
	iseed[i__ - 1] = iseedy[i__ - 1];
/* L10: */
    }

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

	n = nval[iin];

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

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

	    *(unsigned char *)uplo = *(unsigned char *)&uplos[iuplo - 1];
	    lower = TRUE_;
	    if (iuplo == 1) {
		lower = FALSE_;
	    }

/*           Do first for CFORM = 'N', then for CFORM = 'T' */

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

		*(unsigned char *)cform = *(unsigned char *)&forms[iform - 1];

		++nrun;

		i__2 = n;
		for (j = 1; j <= i__2; ++j) {
		    i__3 = n;
		    for (i__ = 1; i__ <= i__3; ++i__) {
			a[i__ + j * a_dim1] = dlarnd_(&c__2, iseed);
		    }
		}

		s_copy(srnamc_1.srnamt, "DTRTTF", (ftnlen)32, (ftnlen)6);
		dtrttf_(cform, uplo, &n, &a[a_offset], lda, &arf[1], &info);

		s_copy(srnamc_1.srnamt, "DTFTTP", (ftnlen)32, (ftnlen)6);
		dtfttp_(cform, uplo, &n, &arf[1], &ap[1], &info);

		s_copy(srnamc_1.srnamt, "DTPTTR", (ftnlen)32, (ftnlen)6);
		dtpttr_(uplo, &n, &ap[1], &asav[asav_offset], lda, &info);

		ok1 = TRUE_;
		if (lower) {
		    i__2 = n;
		    for (j = 1; j <= i__2; ++j) {
			i__3 = n;
			for (i__ = j; i__ <= i__3; ++i__) {
			    if (a[i__ + j * a_dim1] != asav[i__ + j * 
				    asav_dim1]) {
				ok1 = FALSE_;
			    }
			}
		    }
		} else {
		    i__2 = n;
		    for (j = 1; j <= i__2; ++j) {
			i__3 = j;
			for (i__ = 1; i__ <= i__3; ++i__) {
			    if (a[i__ + j * a_dim1] != asav[i__ + j * 
				    asav_dim1]) {
				ok1 = FALSE_;
			    }
			}
		    }
		}

		++nrun;

		s_copy(srnamc_1.srnamt, "DTRTTP", (ftnlen)32, (ftnlen)6);
		dtrttp_(uplo, &n, &a[a_offset], lda, &ap[1], &info)
			;

		s_copy(srnamc_1.srnamt, "DTPTTF", (ftnlen)32, (ftnlen)6);
		dtpttf_(cform, uplo, &n, &ap[1], &arf[1], &info);

		s_copy(srnamc_1.srnamt, "DTFTTR", (ftnlen)32, (ftnlen)6);
		dtfttr_(cform, uplo, &n, &arf[1], &asav[asav_offset], lda, &
			info);

		ok2 = TRUE_;
		if (lower) {
		    i__2 = n;
		    for (j = 1; j <= i__2; ++j) {
			i__3 = n;
			for (i__ = j; i__ <= i__3; ++i__) {
			    if (a[i__ + j * a_dim1] != asav[i__ + j * 
				    asav_dim1]) {
				ok2 = FALSE_;
			    }
			}
		    }
		} else {
		    i__2 = n;
		    for (j = 1; j <= i__2; ++j) {
			i__3 = j;
			for (i__ = 1; i__ <= i__3; ++i__) {
			    if (a[i__ + j * a_dim1] != asav[i__ + j * 
				    asav_dim1]) {
				ok2 = FALSE_;
			    }
			}
		    }
		}

		if (! ok1 || ! ok2) {
		    if (nerrs == 0) {
			io___19.ciunit = *nout;
			s_wsle(&io___19);
			e_wsle();
			io___20.ciunit = *nout;
			s_wsfe(&io___20);
			e_wsfe();
		    }
		    io___21.ciunit = *nout;
		    s_wsfe(&io___21);
		    do_fio(&c__1, (char *)&n, (ftnlen)sizeof(integer));
		    do_fio(&c__1, uplo, (ftnlen)1);
		    do_fio(&c__1, cform, (ftnlen)1);
		    e_wsfe();
		    ++nerrs;
		}

/* L100: */
	    }
/* L110: */
	}
/* L120: */
    }

/*     Print a summary of the results. */

    if (nerrs == 0) {
	io___22.ciunit = *nout;
	s_wsfe(&io___22);
	do_fio(&c__1, (char *)&nrun, (ftnlen)sizeof(integer));
	e_wsfe();
    } else {
	io___23.ciunit = *nout;
	s_wsfe(&io___23);
	do_fio(&c__1, (char *)&nerrs, (ftnlen)sizeof(integer));
	do_fio(&c__1, (char *)&nrun, (ftnlen)sizeof(integer));
	e_wsfe();
    }


    return 0;

/*     End of DDRVRF2 */

} /* ddrvrf2_ */
示例#2
0
/* Subroutine */ int derrrfp_(integer *nunit)
{
    /* Format strings */
    static char fmt_9999[] = "(1x,\002DOUBLE PRECISION RFP routines passed t"
	    "he tests of \002,\002the error exits\002)";
    static char fmt_9998[] = "(\002 *** RFP routines failed the tests of the"
	    " error \002,\002exits ***\002)";

    /* Local variables */
    doublereal a[1]	/* was [1][1] */, b[1]	/* was [1][1] */, beta;
    integer info;
    doublereal alpha;

    /* Fortran I/O blocks */
    static cilist io___6 = { 0, 0, 0, fmt_9999, 0 };
    static cilist io___7 = { 0, 0, 0, fmt_9998, 0 };



/*  -- LAPACK test routine (version 3.2.0) -- */
/*     Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. */
/*     November 2008 */

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

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

/*  DERRRFP tests the error exits for the DOUBLE PRECISION driver routines */
/*  for solving linear systems of equations. */

/*  DDRVRFP tests the DOUBLE PRECISION LAPACK RFP routines: */
/*      DTFSM, DTFTRI, DSFRK, DTFTTP, DTFTTR, DPFTRF, DPFTRS, DTPTTF, */
/*      DTPTTR, DTRTTF, and DTRTTP */

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

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

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

/*     .. */
/*     .. Local Scalars .. */
/*     .. */
/*     .. Local Arrays .. */
/*     .. */
/*     .. External Subroutines .. */
/*     .. */
/*     .. Scalars in Common .. */
/*     .. */
/*     .. Common blocks .. */
/*     .. */
/*     .. Executable Statements .. */

    infoc_1.nout = *nunit;
    infoc_1.ok = TRUE_;
    a[0] = 1.;
    b[0] = 1.;
    alpha = 1.;
    beta = 1.;

    s_copy(srnamc_1.srnamt, "DPFTRF", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dpftrf_("/", "U", &c__0, a, &info);
    chkxer_("DPFTRF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dpftrf_("N", "/", &c__0, a, &info);
    chkxer_("DPFTRF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dpftrf_("N", "U", &c_n1, a, &info);
    chkxer_("DPFTRF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DPFTRS", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dpftrs_("/", "U", &c__0, &c__0, a, b, &c__1, &info);
    chkxer_("DPFTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dpftrs_("N", "/", &c__0, &c__0, a, b, &c__1, &info);
    chkxer_("DPFTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dpftrs_("N", "U", &c_n1, &c__0, a, b, &c__1, &info);
    chkxer_("DPFTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 4;
    dpftrs_("N", "U", &c__0, &c_n1, a, b, &c__1, &info);
    chkxer_("DPFTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 7;
    dpftrs_("N", "U", &c__0, &c__0, a, b, &c__0, &info);
    chkxer_("DPFTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DPFTRI", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dpftri_("/", "U", &c__0, a, &info);
    chkxer_("DPFTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dpftri_("N", "/", &c__0, a, &info);
    chkxer_("DPFTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dpftri_("N", "U", &c_n1, a, &info);
    chkxer_("DPFTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DTFSM ", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dtfsm_("/", "L", "U", "T", "U", &c__0, &c__0, &alpha, a, b, &c__1);
    chkxer_("DTFSM ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dtfsm_("N", "/", "U", "T", "U", &c__0, &c__0, &alpha, a, b, &c__1);
    chkxer_("DTFSM ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dtfsm_("N", "L", "/", "T", "U", &c__0, &c__0, &alpha, a, b, &c__1);
    chkxer_("DTFSM ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 4;
    dtfsm_("N", "L", "U", "/", "U", &c__0, &c__0, &alpha, a, b, &c__1);
    chkxer_("DTFSM ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 5;
    dtfsm_("N", "L", "U", "T", "/", &c__0, &c__0, &alpha, a, b, &c__1);
    chkxer_("DTFSM ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 6;
    dtfsm_("N", "L", "U", "T", "U", &c_n1, &c__0, &alpha, a, b, &c__1);
    chkxer_("DTFSM ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 7;
    dtfsm_("N", "L", "U", "T", "U", &c__0, &c_n1, &alpha, a, b, &c__1);
    chkxer_("DTFSM ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 11;
    dtfsm_("N", "L", "U", "T", "U", &c__0, &c__0, &alpha, a, b, &c__0);
    chkxer_("DTFSM ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DTFTRI", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dtftri_("/", "L", "N", &c__0, a, &info);
    chkxer_("DTFTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dtftri_("N", "/", "N", &c__0, a, &info);
    chkxer_("DTFTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dtftri_("N", "L", "/", &c__0, a, &info);
    chkxer_("DTFTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 4;
    dtftri_("N", "L", "N", &c_n1, a, &info);
    chkxer_("DTFTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DTFTTR", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dtfttr_("/", "U", &c__0, a, b, &c__1, &info);
    chkxer_("DTFTTR", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dtfttr_("N", "/", &c__0, a, b, &c__1, &info);
    chkxer_("DTFTTR", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dtfttr_("N", "U", &c_n1, a, b, &c__1, &info);
    chkxer_("DTFTTR", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 6;
    dtfttr_("N", "U", &c__0, a, b, &c__0, &info);
    chkxer_("DTFTTR", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DTRTTF", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dtrttf_("/", "U", &c__0, a, &c__1, b, &info);
    chkxer_("DTRTTF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dtrttf_("N", "/", &c__0, a, &c__1, b, &info);
    chkxer_("DTRTTF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dtrttf_("N", "U", &c_n1, a, &c__1, b, &info);
    chkxer_("DTRTTF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 5;
    dtrttf_("N", "U", &c__0, a, &c__0, b, &info);
    chkxer_("DTRTTF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DTFTTP", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dtfttp_("/", "U", &c__0, a, b, &info);
    chkxer_("DTFTTP", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dtfttp_("N", "/", &c__0, a, b, &info);
    chkxer_("DTFTTP", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dtfttp_("N", "U", &c_n1, a, b, &info);
    chkxer_("DTFTTP", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DTPTTF", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dtpttf_("/", "U", &c__0, a, b, &info);
    chkxer_("DTPTTF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dtpttf_("N", "/", &c__0, a, b, &info);
    chkxer_("DTPTTF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dtpttf_("N", "U", &c_n1, a, b, &info);
    chkxer_("DTPTTF", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DTRTTP", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dtrttp_("/", &c__0, a, &c__1, b, &info);
    chkxer_("DTRTTP", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dtrttp_("U", &c_n1, a, &c__1, b, &info);
    chkxer_("DTRTTP", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 4;
    dtrttp_("U", &c__0, a, &c__0, b, &info);
    chkxer_("DTRTTP", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DTPTTR", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dtpttr_("/", &c__0, a, b, &c__1, &info);
    chkxer_("DTPTTR", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dtpttr_("U", &c_n1, a, b, &c__1, &info);
    chkxer_("DTPTTR", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 5;
    dtpttr_("U", &c__0, a, b, &c__0, &info);
    chkxer_("DTPTTR", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

    s_copy(srnamc_1.srnamt, "DSFRK ", (ftnlen)32, (ftnlen)6);
    infoc_1.infot = 1;
    dsfrk_("/", "U", "N", &c__0, &c__0, &alpha, a, &c__1, &beta, b);
    chkxer_("DSFRK ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 2;
    dsfrk_("N", "/", "N", &c__0, &c__0, &alpha, a, &c__1, &beta, b);
    chkxer_("DSFRK ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 3;
    dsfrk_("N", "U", "/", &c__0, &c__0, &alpha, a, &c__1, &beta, b);
    chkxer_("DSFRK ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 4;
    dsfrk_("N", "U", "N", &c_n1, &c__0, &alpha, a, &c__1, &beta, b);
    chkxer_("DSFRK ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 5;
    dsfrk_("N", "U", "N", &c__0, &c_n1, &alpha, a, &c__1, &beta, b);
    chkxer_("DSFRK ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);
    infoc_1.infot = 8;
    dsfrk_("N", "U", "N", &c__0, &c__0, &alpha, a, &c__0, &beta, b);
    chkxer_("DSFRK ", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, &
	    infoc_1.ok);

/*     Print a summary line. */

    if (infoc_1.ok) {
	io___6.ciunit = infoc_1.nout;
	s_wsfe(&io___6);
	e_wsfe();
    } else {
	io___7.ciunit = infoc_1.nout;
	s_wsfe(&io___7);
	e_wsfe();
    }

    return 0;

/*     End of DERRRFP */

} /* derrrfp_ */