mpi pp: fix messages larger than INT_MAX #2095

	# Copyright (c) 2023 Srinivas Yadav
	#
	# SPDX-License-Identifier: BSL-1.0
	# Distributed under the Boost Software License, Version 1.0. (See accompanying
	# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

	name: Linux CROSSCOMPILE ARM EVE SVE CI (Release)

	on: [pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	container: stellargroup/crosscompile_arm_sve_build_env:1

	steps:
	- uses: actions/checkout@v4
	- name: Configure
	shell: bash
	run: \|
	cmake \
	. \
	-Bbuild \
	-GNinja \
	-DCMAKE_BUILD_TYPE=Release \
	-DCMAKE_SYSTEM_NAME=Linux \
	-DCMAKE_SYSTEM_PROCESSOR=arm \
	-DCMAKE_CROSSCOMPILING=ON \
	-DCMAKE_CROSSCOMPILING_EMULATOR=/usr/bin/qemu-aarch64 \
	-DHPX_WITH_MALLOC=system \
	-DHPX_WITH_FETCH_ASIO=ON \
	-DHPX_WITH_EXAMPLES=ON \
	-DHPX_WITH_TESTS=ON \
	-DHPX_WITH_TESTS_MAX_THREADS_PER_LOCALITY=2 \
	-DHPX_WITH_CHECK_MODULE_DEPENDENCIES=On \
	-DHPX_WITH_CXX_STANDARD=20 \
	-DCMAKE_CXX_FLAGS="-march=armv8-a+sve -msve-vector-bits=512" \
	-DBOOST_ROOT=/opt/install/boost/release/boost \
	-DHWLOC_ROOT=/opt/install/hwloc \
	-DHPX_WITH_GENERIC_CONTEXT_COROUTINES=On \
	-DHPX_WITH_DATAPAR_BACKEND=EVE \
	-DHPX_WITH_FETCH_EVE=ON
	- name: Build
	shell: bash
	run: \|
	cmake --build build --target core
	cmake --build build --target tests.unit.modules.algorithms.datapar_algorithms
	cmake --build build --target tests.regressions.modules.algorithms.for_each_datapar
	- name: Test
	shell: bash
	run: \|
	cd build
	ctest \
	--output-on-failure \
	--tests-regex datapar

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