/*  -- translated by f2c (version 19940927).

   You must link the resulting object file with the libraries:

	-lf2c -lm   (in that order)

*/

#include "f2c.h"

doublereal dzasum_(integer *n, doublecomplex *zx, integer *incx)

{

    /* System generated locals */

    integer i__1;

    doublereal ret_val;

    /* Local variables */

    static integer i;

    static doublereal stemp;

    extern doublereal dcabs1_(doublecomplex *);

    static integer ix;

/*     takes the sum of the absolute values.   

       jack dongarra, 3/11/78.   

       modified 3/93 to return if incx .le. 0.   

       modified 12/3/93, array(1) declarations changed to array(*)   

   Parameter adjustments   

       Function Body */

#define ZX(I) zx[(I)-1]

    ret_val = 0.;

    stemp = 0.;

    if (*n <= 0 || *incx <= 0) {

	return ret_val;

    }

    if (*incx == 1) {

	goto L20;

    }

/*        code for increment not equal to 1 */

    ix = 1;

    i__1 = *n;

    for (i = 1; i <= *n; ++i) {

	stemp += dcabs1_(&ZX(ix));

	ix += *incx;

/* L10: */

    }

    ret_val = stemp;

    return ret_val;

/*        code for increment equal to 1 */

L20:

    i__1 = *n;

    for (i = 1; i <= *n; ++i) {

	stemp += dcabs1_(&ZX(i));

/* L30: */

    }

    ret_val = stemp;

    return ret_val;

} /* dzasum_ */