Fix crash on macOS by initializing the struct variable allocated on the stack #125

	name: Test

	on:
	push:
	pull_request:
	branches: [master]

	jobs:
	build-test:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	cc: [clang, gcc]
	steps:
	- uses: actions/checkout@v2
	- name: Build
	run: \|
	sudo apt-get update
	sudo apt-get install -y asciidoctor
	cmake -B build && make -C build
	env:
	CC: /usr/bin/${{ matrix.cc }}
	CFLAGS: "-Wpedantic -Wall -Werror"
	run-test:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	- name: Build
	run: cmake -DBUILD_DOC=NO -B build && make -C build
	- name: Test
	run: cd build && ctest
	format-test:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	- name: Install formatters
	run: \|
	npm install -g prettier
	pip install cmakelang
	sudo snap install shfmt
	- run: ./format.sh
	- name: Check changes
	run: git diff --quiet
	equivalence-test:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	- name: Install fd
	run: \|
	curl -OL https://github.com/sharkdp/fd/releases/download/v8.2.1/fd-musl_8.2.1_amd64.deb
	sudo dpkg --install fd-musl_8.2.1_amd64.deb
	- name: Download ESPRESSO-II
	run: \|
	curl -L https://github.com/chipsalliance/espresso/releases/download/v2.4/x86_64-linux-gnu-espresso -o espresso2
	sudo chmod +x espresso2
	- name: Build current espresso
	run: cmake -DBUILD_DOC=NO -B build && make -C build
	- name: Use espresso2 -Dverify to check the equivalence
	run: fd --exclude 'o64' . examples/ --type f --exec bash -c 'printf "\n{}:\n" && ./espresso2 -Dverify {} <(build/espresso < {})'

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