Fix preprocessor warnings about undefined _MSVC_LANG (backport #2676) #2167

	# Builds and runs the fuzz target for a short amount of time. This is
	# mainly to protect the fuzz target from bitrot, but hopefully will
	# also help to quickly catch some bugs before the PR is merged.

	name: On PRs - Linux-Ubuntu Quick Fuzz

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	on:
	pull_request:
	paths-ignore:
	- "*.md"
	workflow_dispatch:

	jobs:
	Linux:
	name: 'Ubuntu 22.04 - clang/libFuzzer'
	runs-on: ubuntu-22.04

	steps:
	- uses: actions/checkout@v3
	- name: install dependencies
	run: \|
	sudo ./ci/install_dependencies.sh
	sudo apt-get install ninja-build

	- name: build and compile
	env:
	CXX: clang++
	run: \|
	cmake --preset linux-sanitizers -S . -B build -DCMAKE_BUILD_TYPE=Release -DEXIV2_BUILD_FUZZ_TESTS=ON -DEXIV2_BUILD_UNIT_TESTS=OFF
	cmake --build build --parallel

	- name: Fuzz
	run: \|
	cd build
	mkdir corpus
	LSAN_OPTIONS=suppressions=../fuzz/knownleaks.txt ./bin/fuzz-read-print-write corpus ../test/data/ -dict=../fuzz/exiv2.dict -jobs=$(nproc) -workers=$(nproc) -max_len=4096 -max_total_time=120

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