LAPACKE_clanhe()

float LAPACKE_clanhe	(	int	matrix_layout,
		char	norm,
		char	uplo,
		lapack_int	n,
		const lapack_complex_float *	a,
		lapack_int	lda
	)

Definition at line 35 of file lapacke_clanhe.c.

{
    lapack_int info = 0;
    float res = 0.;
    float* work = NULL;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_clanhe", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_che_nancheck( matrix_layout, uplo, n, a, lda ) ) {
            return -5;
        }
    }
#endif
    /* Allocate memory for working array(s) */
    if( LAPACKE_lsame( norm, 'i' ) || LAPACKE_lsame( norm, '1' ) ||
        LAPACKE_lsame( norm, 'O' ) ) {
        work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) );
        if( work == NULL ) {
            info = LAPACK_WORK_MEMORY_ERROR;
            goto exit_level_0;
        }
    }
    /* Call middle-level interface */
    res = LAPACKE_clanhe_work( matrix_layout, norm, uplo, n, a, lda, work );
    /* Release memory and exit */
    if( LAPACKE_lsame( norm, 'i' ) || LAPACKE_lsame( norm, '1' ) ||
        LAPACKE_lsame( norm, 'O' ) ) {
        LAPACKE_free( work );
    }
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_clanhe", info );
    }
    return res;

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