Fix return in ensure hiding test errors #192

	name: libffi

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	ruby: [ head, 3.1, "3.0", 2.7, 2.6, 2.5 ]
	libffi: [3.2.1]
	libffi-prefix: [/tmp/local, '']

	steps:
	- uses: actions/checkout@v4
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	- name: Set up libffi ${{ matrix.libffi }}
	run: \|
	wget https://ftp.osuosl.org/pub/blfs/conglomeration/libffi/libffi-${{ matrix.libffi }}.tar.gz
	tar xzf libffi-${{ matrix.libffi }}.tar.gz
	- name: Compile libffi ${{ matrix.libffi }}
	run: \|
	cd libffi-${{ matrix.libffi }}
	./configure --prefix=${{ matrix.libffi-prefix }}
	make -j$(nproc)
	make install
	if: ${{ matrix.libffi-prefix != '' }}
	- name: Install dependencies
	run: bundle install
	- name: Compile with libffi
	run: rake compile -- --with-libffi-dir=${{ matrix.libffi-prefix }}
	if: ${{ matrix.libffi-prefix != '' }}
	- name: Compile with libffi source
	run: rake compile -- --with-libffi-source-dir=$(pwd)/libffi-${{ matrix.libffi }}
	if: ${{ matrix.libffi-prefix == '' }}
	- name: Run test
	run: rake test
	- name: Install gem
	run: \|
	rake build
	gem install pkg/fiddle-*.gem -- --with-libffi-dir=${{ matrix.libffi-prefix }}
	if: ${{ matrix.ruby != 'head' && matrix.libffi-prefix != '' }}
	- name: Install gem with libffi source
	run: \|
	rake build
	gem install pkg/fiddle-*.gem -- --with-libffi-source-dir=$(pwd)/libffi-${{ matrix.libffi }}
	if: ${{ matrix.ruby != 'head' && matrix.libffi-prefix == '' }}

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