Update emscripten (#7473) #72

	name: Pyodide Build

	on:
	push:
	branches: [ master ]

	env:
	BUILD_TYPE: Release

	permissions:
	contents: read

	jobs:
	build:
	runs-on: ubuntu-24.04

	strategy:
	fail-fast: false

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup packages
	run: sudo apt-get update && sudo apt-get install -y python3-dev python3-pip python3-venv

	- name: Create venv
	run: python3 -m venv ~/env

	- name: Install pyodide
	run: ~/env/bin/pip install pyodide-build pyodide-cli

	- name: Configure CMake and build
	run: \|
	git clone https://github.com/emscripten-core/emsdk.git ~/emsdk
	cd ~/emsdk && PYODIDE_EMSCRIPTEN_VERSION=$(~/env/bin/pyodide config get emscripten_version)
	./emsdk install ${PYODIDE_EMSCRIPTEN_VERSION}
	./emsdk activate ${PYODIDE_EMSCRIPTEN_VERSION}

	- name: Build Z3
	run: \|
	source ~/emsdk/emsdk_env.sh
	cd src/api/python
	CFLAGS="${CFLAGS}" LDFLAGS="${LDFLAGS}" CXXFLAG="${CXXFLAGS}" ~/env/bin/pyodide build --exports whole_archive
	env:
	CFLAGS: "-fexceptions -s DISABLE_EXCEPTION_CATCHING=0 -g2"
	LDFLAGS: "-fexceptions -s WASM_BIGINT"
	CXXFLAGS: "-fexceptions -s DISABLE_EXCEPTION_CATCHING=0"

	- name: Setup env-pyodide
	run: \|
	source ~/env/bin/activate
	source ~/emsdk/emsdk_env.sh
	pyodide venv ~/env-pyodide

	- name: Setup z3 wheel
	run: \|
	~/env-pyodide/bin/pip install src/api/python/dist/*.whl
	~/env-pyodide/bin/python - <src/api/python/z3test.py z3

	- name: Package wheel
	uses: actions/upload-artifact@master
	with:
	name: pyodide-wheel
	path: src/api/python/dist/*.whl
	retention-days: 1

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