C++ LAPACK_C2INT函数代码示例

lapack_int LAPACKE_cgelss( int matrix_order, lapack_int m, lapack_int n,
                           lapack_int nrhs, lapack_complex_float* a,
                           lapack_int lda, lapack_complex_float* b,
                           lapack_int ldb, float* s, float rcond,
                           lapack_int* rank )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    float* rwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cgelss", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_cge_nancheck( matrix_order, m, n, a, lda ) ) {
        return -5;
    }
    if( LAPACKE_cge_nancheck( matrix_order, MAX(m,n), nrhs, b, ldb ) ) {
        return -7;
    }
    if( LAPACKE_s_nancheck( 1, &rcond, 1 ) ) {
        return -10;
    }
#endif
    /* Allocate memory for working array(s) */
    rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,5*MIN(m,n)) );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_cgelss_work( matrix_order, m, n, nrhs, a, lda, b, ldb, s,
                                rcond, rank, &work_query, lwork, rwork );
    if( info != 0 ) {
        goto exit_level_1;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_cgelss_work( matrix_order, m, n, nrhs, a, lda, b, ldb, s,
                                rcond, rank, work, lwork, rwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( rwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cgelss", info );
    }
    return info;
}

lapack_int LAPACKE_cgeevx( int matrix_order, char balanc, char jobvl,
                           char jobvr, char sense, lapack_int n,
                           lapack_complex_float* a, lapack_int lda,
                           lapack_complex_float* w, lapack_complex_float* vl,
                           lapack_int ldvl, lapack_complex_float* vr,
                           lapack_int ldvr, lapack_int* ilo, lapack_int* ihi,
                           float* scale, float* abnrm, float* rconde,
                           float* rcondv )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    float* rwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cgeevx", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_cge_nancheck( matrix_order, n, n, a, lda ) ) {
        return -7;
    }
#endif
    /* Allocate memory for working array(s) */
    rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,2*n) );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_cgeevx_work( matrix_order, balanc, jobvl, jobvr, sense, n, a,
                                lda, w, vl, ldvl, vr, ldvr, ilo, ihi, scale,
                                abnrm, rconde, rcondv, &work_query, lwork,
                                rwork );
    if( info != 0 ) {
        goto exit_level_1;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_cgeevx_work( matrix_order, balanc, jobvl, jobvr, sense, n, a,
                                lda, w, vl, ldvl, vr, ldvr, ilo, ihi, scale,
                                abnrm, rconde, rcondv, work, lwork, rwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( rwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cgeevx", info );
    }
    return info;
}

lapack_int LAPACKE_cgesvd( int matrix_order, char jobu, char jobvt,
                           lapack_int m, lapack_int n, lapack_complex_float* a,
                           lapack_int lda, float* s, lapack_complex_float* u,
                           lapack_int ldu, lapack_complex_float* vt,
                           lapack_int ldvt, float* superb )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    float* rwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    lapack_int i;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cgesvd", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_cge_nancheck( matrix_order, m, n, a, lda ) ) {
        return -6;
    }
#endif
    /* Allocate memory for working array(s) */
    rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,5*MIN(m,n)) );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_cgesvd_work( matrix_order, jobu, jobvt, m, n, a, lda, s, u,
                                ldu, vt, ldvt, &work_query, lwork, rwork );
    if( info != 0 ) {
        goto exit_level_1;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_cgesvd_work( matrix_order, jobu, jobvt, m, n, a, lda, s, u,
                                ldu, vt, ldvt, work, lwork, rwork );
    /* Backup significant data from working array(s) */
    for( i=0; i<MIN(m,n)-1; i++ ) {
        superb[i] = rwork[i];
    }
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( rwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cgesvd", info );
    }
    return info;
}

lapack_int LAPACKE_chegv( int matrix_layout, lapack_int itype, char jobz,
                          char uplo, lapack_int n, lapack_complex_float* a,
                          lapack_int lda, lapack_complex_float* b,
                          lapack_int ldb, float* w )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    float* rwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_chegv", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_cge_nancheck( matrix_layout, n, n, a, lda ) ) {
            return -6;
        }
        if( LAPACKE_cge_nancheck( matrix_layout, n, n, b, ldb ) ) {
            return -8;
        }
    }
#endif
    /* Allocate memory for working array(s) */
    rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,3*n-2) );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_chegv_work( matrix_layout, itype, jobz, uplo, n, a, lda, b,
                               ldb, w, &work_query, lwork, rwork );
    if( info != 0 ) {
        goto exit_level_1;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_chegv_work( matrix_layout, itype, jobz, uplo, n, a, lda, b,
                               ldb, w, work, lwork, rwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( rwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_chegv", info );
    }
    return info;
}

lapack_int LAPACKE_cgglse( int matrix_order, lapack_int m, lapack_int n,
                           lapack_int p, lapack_complex_float* a,
                           lapack_int lda, lapack_complex_float* b,
                           lapack_int ldb, lapack_complex_float* c,
                           lapack_complex_float* d, lapack_complex_float* x )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cgglse", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_cge_nancheck( matrix_order, m, n, a, lda ) ) {
        return -5;
    }
    if( LAPACKE_cge_nancheck( matrix_order, p, n, b, ldb ) ) {
        return -7;
    }
    if( LAPACKE_c_nancheck( m, c, 1 ) ) {
        return -9;
    }
    if( LAPACKE_c_nancheck( p, d, 1 ) ) {
        return -10;
    }
#endif
    /* Query optimal working array(s) size */
    info = LAPACKE_cgglse_work( matrix_order, m, n, p, a, lda, b, ldb, c, d, x,
                                &work_query, lwork );
    if( info != 0 ) {
        goto exit_level_0;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_cgglse_work( matrix_order, m, n, p, a, lda, b, ldb, c, d, x,
                                work, lwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cgglse", info );
    }
    return info;
}

lapack_int LAPACKE_cunmqr( int matrix_layout, char side, char trans,
                           lapack_int m, lapack_int n, lapack_int k,
                           const lapack_complex_float* a, lapack_int lda,
                           const lapack_complex_float* tau,
                           lapack_complex_float* c, lapack_int ldc )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    lapack_int r;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cunmqr", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    r = LAPACKE_lsame( side, 'l' ) ? m : n;
    if( LAPACKE_cge_nancheck( matrix_layout, r, k, a, lda ) ) {
        return -7;
    }
    if( LAPACKE_cge_nancheck( matrix_layout, m, n, c, ldc ) ) {
        return -10;
    }
    if( LAPACKE_c_nancheck( k, tau, 1 ) ) {
        return -9;
    }
#endif
    /* Query optimal working array(s) size */
    info = LAPACKE_cunmqr_work( matrix_layout, side, trans, m, n, k, a, lda, tau,
                                c, ldc, &work_query, lwork );
    if( info != 0 ) {
        goto exit_level_0;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_cunmqr_work( matrix_layout, side, trans, m, n, k, a, lda, tau,
                                c, ldc, work, lwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cunmqr", info );
    }
    return info;
}

lapack_int LAPACKE_chseqr( int matrix_order, char job, char compz, lapack_int n,
                           lapack_int ilo, lapack_int ihi,
                           lapack_complex_float* h, lapack_int ldh,
                           lapack_complex_float* w, lapack_complex_float* z,
                           lapack_int ldz )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_chseqr", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_cge_nancheck( matrix_order, n, n, h, ldh ) ) {
        return -7;
    }
    if( LAPACKE_lsame( compz, 'i' ) || LAPACKE_lsame( compz, 'v' ) ) {
        if( LAPACKE_cge_nancheck( matrix_order, n, n, z, ldz ) ) {
            return -10;
        }
    }
#endif
    /* Query optimal working array(s) size */
    info = LAPACKE_chseqr_work( matrix_order, job, compz, n, ilo, ihi, h, ldh,
                                w, z, ldz, &work_query, lwork );
    if( info != 0 ) {
        goto exit_level_0;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_chseqr_work( matrix_order, job, compz, n, ilo, ihi, h, ldh,
                                w, z, ldz, work, lwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_chseqr", info );
    }
    return info;
}

lapack_int LAPACKE_cgeqr( int matrix_layout, lapack_int m, lapack_int n,
                          lapack_complex_float* a, lapack_int lda,
                          lapack_complex_float* t, lapack_int tsize )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cgeqr", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_cge_nancheck( matrix_layout, m, n, a, lda ) ) {
            return -4;
        }
    }
#endif
    /* Query optimal working array(s) size */
    info = LAPACKE_cgeqr_work( matrix_layout, m, n, a, lda, t, tsize, &work_query,
                               lwork );
    if( info != 0 ) {
        goto exit_level_0;
    }
    if( tsize == -1 || tsize == -2 ) {
        goto exit_level_0;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_cgeqr_work( matrix_layout, m, n, a, lda, t, tsize, work, lwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cgeqr", info );
    }
    return info;
}

lapack_int LAPACKE_csysv_rook( int matrix_layout, char uplo, lapack_int n,
                               lapack_int nrhs, lapack_complex_float* a,
                               lapack_int lda, lapack_int* ipiv,
                               lapack_complex_float* b, lapack_int ldb )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_csysv_rook", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_csy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
        return -5;
    }
    if( LAPACKE_cge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
        return -8;
    }
#endif
    /* Query optimal working array(s) size */
    info = LAPACKE_csysv_rook_work( matrix_layout, uplo, n, nrhs, a, lda, ipiv,
                                    b, ldb, &work_query, lwork );
    if( info != 0 ) {
        goto exit_level_0;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_csysv_rook_work( matrix_layout, uplo, n, nrhs, a, lda, ipiv,
                                    b, ldb, work, lwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_csysv_rook", info );
    }
    return info;
}

lapack_int LAPACKE_cuncsd( int matrix_order, char jobu1, char jobu2,
                           char jobv1t, char jobv2t, char trans, char signs,
                           lapack_int m, lapack_int p, lapack_int q,
                           lapack_complex_float* x11, lapack_int ldx11,
                           lapack_complex_float* x12, lapack_int ldx12,
                           lapack_complex_float* x21, lapack_int ldx21,
                           lapack_complex_float* x22, lapack_int ldx22,
                           float* theta, lapack_complex_float* u1,
                           lapack_int ldu1, lapack_complex_float* u2,
                           lapack_int ldu2, lapack_complex_float* v1t,
                           lapack_int ldv1t, lapack_complex_float* v2t,
                           lapack_int ldv2t )
{
    lapack_int info = 0;
    lapack_int lrwork = -1;
    lapack_int lwork = -1;
    lapack_int* iwork = NULL;
    float* rwork = NULL;
    lapack_complex_float* work = NULL;
    float rwork_query;
    lapack_complex_float work_query;
    lapack_int nrows_x11, nrows_x12, nrows_x21, nrows_x22;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cuncsd", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    nrows_x11 = ( LAPACKE_lsame( trans, 'n' ) ? p : q);
    nrows_x12 = ( LAPACKE_lsame( trans, 'n' ) ? p : m-q);
    nrows_x21 = ( LAPACKE_lsame( trans, 'n' ) ? m-p : q);
    nrows_x22 = ( LAPACKE_lsame( trans, 'n' ) ? m-p : m-q);
    if( LAPACKE_cge_nancheck( matrix_order, nrows_x11, q, x11, ldx11 ) ) {
        return -11;
    }
    if( LAPACKE_cge_nancheck( matrix_order, nrows_x12, m-q, x12, ldx12 ) ) {
        return -13;
    }
    if( LAPACKE_cge_nancheck( matrix_order, nrows_x21, q, x21, ldx21 ) ) {
        return -15;
    }
    if( LAPACKE_cge_nancheck( matrix_order, nrows_x22, m-q, x22, ldx22 ) ) {
        return -17;
    }
#endif
    /* Allocate memory for working array(s) */
    iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,m-q) );
    if( iwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_cuncsd_work( matrix_order, jobu1, jobu2, jobv1t, jobv2t,
                                trans, signs, m, p, q, x11, ldx11, x12, ldx12,
                                x21, ldx21, x22, ldx22, theta, u1, ldu1, u2,
                                ldu2, v1t, ldv1t, v2t, ldv2t, &work_query,
                                lwork, &rwork_query, lrwork, iwork );
    if( info != 0 ) {
        goto exit_level_1;
    }
    lrwork = (lapack_int)rwork_query;
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    rwork = (float*)LAPACKE_malloc( sizeof(float) * lrwork );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_2;
    }
    /* Call middle-level interface */
    info = LAPACKE_cuncsd_work( matrix_order, jobu1, jobu2, jobv1t, jobv2t,
                                trans, signs, m, p, q, x11, ldx11, x12, ldx12,
                                x21, ldx21, x22, ldx22, theta, u1, ldu1, u2,
                                ldu2, v1t, ldv1t, v2t, ldv2t, work, lwork,
                                rwork, lrwork, iwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_2:
    LAPACKE_free( rwork );
exit_level_1:
    LAPACKE_free( iwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cuncsd", info );
    }
    return info;
}

lapack_int LAPACKE_ctgsyl( int matrix_order, char trans, lapack_int ijob,
                           lapack_int m, lapack_int n,
                           const lapack_complex_float* a, lapack_int lda,
                           const lapack_complex_float* b, lapack_int ldb,
                           lapack_complex_float* c, lapack_int ldc,
                           const lapack_complex_float* d, lapack_int ldd,
                           const lapack_complex_float* e, lapack_int lde,
                           lapack_complex_float* f, lapack_int ldf,
                           float* scale, float* dif )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    lapack_int* iwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_ctgsyl", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_cge_nancheck( matrix_order, m, m, a, lda ) ) {
        return -6;
    }
    if( LAPACKE_cge_nancheck( matrix_order, n, n, b, ldb ) ) {
        return -8;
    }
    if( LAPACKE_cge_nancheck( matrix_order, m, n, c, ldc ) ) {
        return -10;
    }
    if( LAPACKE_cge_nancheck( matrix_order, m, m, d, ldd ) ) {
        return -12;
    }
    if( LAPACKE_cge_nancheck( matrix_order, n, n, e, lde ) ) {
        return -14;
    }
    if( LAPACKE_cge_nancheck( matrix_order, m, n, f, ldf ) ) {
        return -16;
    }
#endif
    /* Allocate memory for working array(s) */
    iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,m+n+2) );
    if( iwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_ctgsyl_work( matrix_order, trans, ijob, m, n, a, lda, b, ldb,
                                c, ldc, d, ldd, e, lde, f, ldf, scale, dif,
                                &work_query, lwork, iwork );
    if( info != 0 ) {
        goto exit_level_1;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_ctgsyl_work( matrix_order, trans, ijob, m, n, a, lda, b, ldb,
                                c, ldc, d, ldd, e, lde, f, ldf, scale, dif,
                                work, lwork, iwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( iwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_ctgsyl", info );
    }
    return info;
}

lapack_int LAPACKE_ctgsna( int matrix_layout, char job, char howmny,
                           const lapack_logical* select, lapack_int n,
                           const lapack_complex_float* a, lapack_int lda,
                           const lapack_complex_float* b, lapack_int ldb,
                           const lapack_complex_float* vl, lapack_int ldvl,
                           const lapack_complex_float* vr, lapack_int ldvr,
                           float* s, float* dif, lapack_int mm, lapack_int* m )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    lapack_int* iwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_ctgsna", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_cge_nancheck( matrix_layout, n, n, a, lda ) ) {
            return -6;
        }
        if( LAPACKE_cge_nancheck( matrix_layout, n, n, b, ldb ) ) {
            return -8;
        }
        if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'e' ) ) {
            if( LAPACKE_cge_nancheck( matrix_layout, n, mm, vl, ldvl ) ) {
                return -10;
            }
        }
        if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'e' ) ) {
            if( LAPACKE_cge_nancheck( matrix_layout, n, mm, vr, ldvr ) ) {
                return -12;
            }
        }
    }
#endif
    /* Allocate memory for working array(s) */
    if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'v' ) ) {
        iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,n+2) );
        if( iwork == NULL ) {
            info = LAPACK_WORK_MEMORY_ERROR;
            goto exit_level_0;
        }
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_ctgsna_work( matrix_layout, job, howmny, select, n, a, lda, b,
                                ldb, vl, ldvl, vr, ldvr, s, dif, mm, m,
                                &work_query, lwork, iwork );
    if( info != 0 ) {
        goto exit_level_1;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'v' ) ) {
        work = (lapack_complex_float*)
            LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
        if( work == NULL ) {
            info = LAPACK_WORK_MEMORY_ERROR;
            goto exit_level_1;
        }
    }
    /* Call middle-level interface */
    info = LAPACKE_ctgsna_work( matrix_layout, job, howmny, select, n, a, lda, b,
                                ldb, vl, ldvl, vr, ldvr, s, dif, mm, m, work,
                                lwork, iwork );
    /* Release memory and exit */
    if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'v' ) ) {
        LAPACKE_free( work );
    }
exit_level_1:
    if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'v' ) ) {
        LAPACKE_free( iwork );
    }
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_ctgsna", info );
    }
    return info;
}

lapack_int LAPACKE_cgesdd( int matrix_order, char jobz, lapack_int m,
                           lapack_int n, lapack_complex_float* a,
                           lapack_int lda, float* s, lapack_complex_float* u,
                           lapack_int ldu, lapack_complex_float* vt,
                           lapack_int ldvt )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    /* Additional scalars declarations for work arrays */
    size_t lrwork;
    lapack_int* iwork = NULL;
    float* rwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cgesdd", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_cge_nancheck( matrix_order, m, n, a, lda ) ) {
        return -5;
    }
#endif
    /* Additional scalars initializations for work arrays */
    if( LAPACKE_lsame( jobz, 'n' ) ) {
        lrwork = MAX(1,5*MIN(m,n));
    } else {
        lrwork = (size_t)5*MAX(1,MIN(m,n))*MAX(1,MIN(m,n))+7*MIN(m,n);
    }
    /* Allocate memory for working array(s) */
    iwork = (lapack_int*)
        LAPACKE_malloc( sizeof(lapack_int) * MAX(1,8*MIN(m,n)) );
    if( iwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    rwork = (float*)LAPACKE_malloc( sizeof(float) * lrwork );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_cgesdd_work( matrix_order, jobz, m, n, a, lda, s, u, ldu, vt,
                                ldvt, &work_query, lwork, rwork, iwork );
    if( info != 0 ) {
        goto exit_level_2;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_2;
    }
    /* Call middle-level interface */
    info = LAPACKE_cgesdd_work( matrix_order, jobz, m, n, a, lda, s, u, ldu, vt,
                                ldvt, work, lwork, rwork, iwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_2:
    LAPACKE_free( rwork );
exit_level_1:
    LAPACKE_free( iwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cgesdd", info );
    }
    return info;
}

lapack_int LAPACKE_cstedc( int matrix_order, char compz, lapack_int n, float* d,
                           float* e, lapack_complex_float* z, lapack_int ldz )
{
    lapack_int info = 0;
    lapack_int liwork = -1;
    lapack_int lrwork = -1;
    lapack_int lwork = -1;
    lapack_int* iwork = NULL;
    float* rwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_int iwork_query;
    float rwork_query;
    lapack_complex_float work_query;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cstedc", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_s_nancheck( n, d, 1 ) ) {
        return -4;
    }
    if( LAPACKE_s_nancheck( n-1, e, 1 ) ) {
        return -5;
    }
    if( LAPACKE_lsame( compz, 'i' ) || LAPACKE_lsame( compz, 'v' ) ) {
        if( LAPACKE_cge_nancheck( matrix_order, n, n, z, ldz ) ) {
            return -6;
        }
    }
#endif
    /* Query optimal working array(s) size */
    info = LAPACKE_cstedc_work( matrix_order, compz, n, d, e, z, ldz,
                                &work_query, lwork, &rwork_query, lrwork,
                                &iwork_query, liwork );
    if( info != 0 ) {
        goto exit_level_0;
    }
    liwork = (lapack_int)iwork_query;
    lrwork = (lapack_int)rwork_query;
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * liwork );
    if( iwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    rwork = (float*)LAPACKE_malloc( sizeof(float) * lrwork );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_2;
    }
    /* Call middle-level interface */
    info = LAPACKE_cstedc_work( matrix_order, compz, n, d, e, z, ldz, work,
                                lwork, rwork, lrwork, iwork, liwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_2:
    LAPACKE_free( rwork );
exit_level_1:
    LAPACKE_free( iwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cstedc", info );
    }
    return info;
}

lapack_int LAPACKE_chesvx( int matrix_order, char fact, char uplo, lapack_int n,
                           lapack_int nrhs, const lapack_complex_float* a,
                           lapack_int lda, lapack_complex_float* af,
                           lapack_int ldaf, lapack_int* ipiv,
                           const lapack_complex_float* b, lapack_int ldb,
                           lapack_complex_float* x, lapack_int ldx,
                           float* rcond, float* ferr, float* berr )
{
    lapack_int info = 0;
    lapack_int lwork = -1;
    float* rwork = NULL;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_chesvx", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_che_nancheck( matrix_order, uplo, n, a, lda ) ) {
        return -6;
    }
    if( LAPACKE_lsame( fact, 'f' ) ) {
        if( LAPACKE_che_nancheck( matrix_order, uplo, n, af, ldaf ) ) {
            return -8;
        }
    }
    if( LAPACKE_cge_nancheck( matrix_order, n, nrhs, b, ldb ) ) {
        return -11;
    }
#endif
    /* Allocate memory for working array(s) */
    rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) );
    if( rwork == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Query optimal working array(s) size */
    info = LAPACKE_chesvx_work( matrix_order, fact, uplo, n, nrhs, a, lda, af,
                                ldaf, ipiv, b, ldb, x, ldx, rcond, ferr, berr,
                                &work_query, lwork, rwork );
    if( info != 0 ) {
        goto exit_level_1;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_1;
    }
    /* Call middle-level interface */
    info = LAPACKE_chesvx_work( matrix_order, fact, uplo, n, nrhs, a, lda, af,
                                ldaf, ipiv, b, ldb, x, ldx, rcond, ferr, berr,
                                work, lwork, rwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_1:
    LAPACKE_free( rwork );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_chesvx", info );
    }
    return info;
}