TO-DROP: trigger also on `tmp` #2913

	name: 'build-test'
	on: # rebuild any PRs and main branch changes
	pull_request:
	push:
	tags:
	- 'v[0-9]*'
	branches:
	- main
	- 'v[0-9]*'
	- tmp

	jobs:
	test: # make sure the action works on a clean machine without building
	runs-on: windows-latest
	steps:
	- uses: actions/checkout@v4
	- name: Run this Action in-place
	uses: ./
	- name: Verify that the Bash of Git for Windows' SDK is used
	shell: bash
	run: \|
	set -ex
	echo "PATH: $PATH" >&2
	test ! -e .tmp
	echo "This is the MSYS2 pseudo root: $(cygpath -aw /)"
	test "gcc is /mingw64/bin/gcc" = "$(type gcc)"
	test "prove is /usr/bin/core_perl/prove" = "$(type prove)"
	prove -V
	printf '%s\n' \
	"#include <stdio.h>" \
	'' \
	'int main()' \
	'{' \
	' printf("Hello, world!\n");' \
	' return 0;' \
	'}' >hello-world.c
	gcc -o hello-world.exe hello-world.c
	hello="$(./hello-world.exe)"
	test 'Hello, world!' = "$hello"

	# Verify that the locale is set, enabling `grep -P` to work
	test 123 = "$(printf '1248\n123\n' \| grep -P '2(?!4)')"

	# Verify that /dev/fd/<pid> works
	test hello = "$(cat <(echo hello))"

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