Disable spurious gcc warning in `xfunction::broadcast_shape` #57

	name: OSX
	on:
	workflow_dispatch:
	pull_request:
	push:
	branches: [master]
	concurrency:
	group: ${{ github.workflow }}-${{ github.job }}-${{ github.ref }}
	cancel-in-progress: true
	defaults:
	run:
	shell: bash -e -l {0}
	jobs:
	build:
	runs-on: macos-${{ matrix.os }}
	name: macos-${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os:
	- 12
	- 13

	steps:

	- name: Checkout code
	uses: actions/checkout@v3

	- name: Set conda environment
	uses: mamba-org/setup-micromamba@main
	with:
	environment-name: myenv
	environment-file: environment-dev.yml
	init-shell: bash
	cache-downloads: true

	- name: Configure using CMake
	run: cmake -Bbuild -DCMAKE_INSTALL_PREFIX=$CONDA_PREFIX -DBUILD_TESTS=ON

	- name: Install
	working-directory: build
	run: cmake --install .

	- name: Build
	working-directory: build
	run: cmake --build . --target test_xtensor_lib --parallel 8

	- name: Run tests
	working-directory: build
	run: ctest -R ^xtest$ --output-on-failure

Provide feedback