Nil markers to support singleton structures #470

# to view logs

	name: GoogleTest

	on:
	push:
	branches: [main]

	jobs:
	test:
	runs-on: ubuntu-24.04

	strategy:
	fail-fast: false
	matrix:
	compiler: [ {c : gcc, cxx: g++}, {c: clang, cxx: clang++ } ]
	build: [ Release, Debug ]

	defaults:
	run:
	shell: bash

	steps:
	- name: dependencies
	run: \|
	sudo apt update -y
	sudo apt install -y cmake libvulkan1 libglfw3-dev \
	glslang-tools glslang-dev libfmt-dev libgtk-3-dev \
	clang gcc-14 libgccjit-14-dev llvm lcov libomp-dev
	sudo ln -s /usr/lib/gcc/x86_64-linux-gnu/14/include/libgccjit.h /usr/include/libgccjit.h
	sudo ln -s /usr/lib/gcc/x86_64-linux-gnu/14/libgccjit.so /usr/lib/libgccjit.so
	- uses: actions/checkout@v3
	with:
	submodules: 'true'
	fetch-depth: '0'
	- name: configure
	run: \|
	cd thirdparty/glslang
	python update_glslang_sources.py
	- name: build
	run: \|
	export CC=${{ matrix.compiler.c }} CXX=${{ matrix.compiler.cxx }}
	cmake -B build -DCMAKE_BUILD_TYPE=${{ matrix.build }} -DENABLE_COVERAGE=ON .
	cmake --build build -j 4 -t test
	- name: test
	run: ./build/testing/test --gtest_filter="-opengl"

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