8.2.32 _gfortran_caf_co_broadcast — Sending data to all images

Description:

Distribute a value from a given image to all other images in the team. Has to be called collectively.

Syntax:

void _gfortran_caf_co_broadcast (gfc_descriptor_t *a, int source_image, int *stat, char *errmsg, size_t errmsg_len)

Arguments:
a intent(inout) An array descriptor with the data to be broadcasted (on source_image) or to be received (other images).
source_image intent(in) The ID of the image from which the data should be broadcasted.
stat intent(out) Stores the status STAT= and may be NULL.
errmsg intent(out) When an error occurs, this will be set to an error message; may be NULL.
errmsg_len intent(in) the buffer size of errmsg.

© Free Software Foundation
Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-11.1.0/gfortran/_005fgfortran_005fcaf_005fco_005fbroadcast.html