cgen: fix c codegen formatting for return match (#22768) #842

Summary
Jobs
- tcc
- gcc
- clang
Run details
- Usage
- Workflow file

Workflow file for this run

.github/workflows/linux_ci.yml at 0585d96

	name: CI Linux

	on:
	workflow_dispatch:
	push:
	paths-ignore:
	- '**.md'
	- '**.yml'
	- '!**/linux_ci.yml'
	- 'cmd/tools/**'
	- '!cmd/tools/builders/**.v'
	pull_request:
	paths-ignore:
	- '**.md'
	- '**.yml'
	- '!**/linux_ci.yml'
	- 'cmd/tools/**'
	- '!cmd/tools/builders/**.v'

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/master' && github.sha \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	tcc:
	runs-on: ubuntu-20.04
	timeout-minutes: 121
	env:
	VFLAGS: -cc tcc -no-retry-compilation
	steps:
	- uses: actions/checkout@v4
	- name: Build v
	run: make -j4 && ./v symlink
	- name: Build v with -prealloc
	run: \|
	v -d debug_malloc -d debug_realloc -o v cmd/v
	v -cg -cstrict -o v cmd/v
	# Test v -realloc arena allocation
	v -o vrealloc -prealloc cmd/v && ./vrealloc -o v3 cmd/v && ./v3 -o v4 cmd/v
	- name: All code is formatted
	run: v test-cleancode
	- name: Install dependencies for examples and tools
	run: \|
	v retry -- sudo apt update
	v retry -- sudo apt install --quiet -y libssl-dev sqlite3 libsqlite3-dev valgrind
	v retry -- sudo apt install --quiet -y libfreetype6-dev libxi-dev libxcursor-dev libgl-dev libasound2-dev
	# The following is needed for examples/wkhtmltopdf.v
	v retry -- wget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.focal_amd64.deb
	v retry -- sudo apt install --quiet -y xfonts-75dpi xfonts-base
	v retry -- sudo apt install --quiet -y expect
	v retry -- sudo dpkg -i wkhtmltox_0.12.6-1.focal_amd64.deb
	- name: Test v->c
	run: \|
	thirdparty/tcc/tcc.exe -version
	v -cg -o v cmd/v # Make sure vtcc can build itself twice
	# v test-all
	- name: v self compilation
	run: v -o v2 cmd/v && ./v2 -o v3 cmd/v && ./v3 -o v4 cmd/v
	- name: v self compilation with -skip-unused
	run: v -skip-unused -o v2 cmd/v && ./v2 -skip-unused -o v3 cmd/v && ./v3 -skip-unused -o v4 cmd/v
	- name: Test vlib modules with -skip-unused
	run: v -skip-unused test vlib/builtin/ vlib/math vlib/flag/ vlib/os/ vlib/strconv/
	- name: v doctor
	run: v doctor
	- name: Verify `v test` works
	run: \|
	echo $VFLAGS
	v cmd/tools/test_if_v_test_system_works.v
	./cmd/tools/test_if_v_test_system_works
	- name: Test pure V math module
	run: v -exclude @vlib/math/*.c.v test vlib/math/
	- name: Self tests
	run: v test-self vlib
	# - name: Self tests (-cstrict)
	# run: V_CI_CSTRICT=1 v -cstrict test-self vlib
	- name: Build examples
	run: v -N -W build-examples
	- name: Run the submodule example, using a relative path
	run: v -W run examples/submodule
	- name: Build v tools
	run: v -N -W build-tools
	- name: Build v binaries
	run: v -N -W build-vbinaries
	- name: Build benches
	run: v should-compile-all vlib/v/tests/bench/
	- name: Run a VSH script
	run: v run examples/v_script.vsh
	- name: Test v tutorials
	run: v tutorials/building_a_simple_web_blog_with_vweb/code/blog
	- name: Build cmd/tools/fast
	run: cd cmd/tools/fast && v fast.v && ./fast
	- name: V self compilation with -usecache
	run: \|
	unset VFLAGS
	v -usecache examples/hello_world.v && examples/hello_world
	v -o v2 -usecache cmd/v
	./v2 -o v3 -usecache cmd/v
	./v3 version
	./v3 -o tetris -usecache examples/tetris/tetris.v
	- name: Test password input
	run: v test examples/password/
	- name: Test readline
	run: v test examples/readline/
	- name: Test leak detector
	run: \|
	v -gc boehm_leak -o testcase_leak vlib/v/tests/testcase_leak.vv
	./testcase_leak 2>leaks.txt
	grep "Found 1 leaked object" leaks.txt && grep -P ", sz=\s?1000," leaks.txt
	- name: Test leak detector not being active for normal compile
	run: \|
	v -o testcase_leak vlib/v/tests/testcase_leak.vv
	./testcase_leak 2>leaks.txt
	[ "$(stat -c %s leaks.txt)" = "0" ]

	gcc:
	runs-on: ubuntu-20.04
	timeout-minutes: 121
	steps:
	- uses: actions/checkout@v4
	- name: Build V
	run: make -j4 && ./v symlink
	- name: All code is formatted
	run: v test-cleancode
	- name: Install dependencies for examples and tools
	run: \|
	v retry -- sudo apt update
	v retry -- sudo apt install --quiet -y postgresql libpq-dev libssl-dev sqlite3 libsqlite3-dev valgrind
	v retry -- sudo apt install --quiet -y libfreetype6-dev libxi-dev libxcursor-dev libgl-dev libasound2-dev
	- name: Recompile V with -cstrict and gcc
	run: v -cc gcc -cg -cstrict -o v cmd/v
	- name: Valgrind v.c
	run: valgrind --error-exitcode=1 v -o v.c cmd/v
	- name: Run sanitizers
	run: \|
	v -o v2 cmd/v -cflags -fsanitize=thread
	v -o v3 cmd/v -cflags "-fsanitize=undefined -fno-sanitize=alignment"
	UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v2 -o v.c cmd/v
	UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1 ./v3 -o v.c cmd/v
	# - name: Test V
	# run: v test-all
	# - name: Test v binaries
	# run: v -N -W build-vbinaries
	# - name: Test v->js
	# run: v -o hi.js examples/hello_v_js.v && node hi.js
	# - name: Build Vorum
	# run: v retry -- git clone --depth 1 https://github.com/vlang/vorum && cd vorum && v . && cd ..
	- name: Freestanding
	run: v -freestanding run vlib/os/bare/bare_example_linux.v
	- name: V self compilation
	run: v -o v2 cmd/v && ./v2 -o v3 cmd/v && ./v3 -o v4 cmd/v
	- name: V self compilation with -usecache
	run: \|
	unset VFLAGS
	v -usecache examples/hello_world.v && examples/hello_world
	v -o v2 -usecache cmd/v
	./v2 -o v3 -usecache cmd/v
	./v3 version
	./v3 -o tetris -usecache examples/tetris/tetris.v
	- name: Verify `v test` works
	run: \|
	echo $VFLAGS
	v cmd/tools/test_if_v_test_system_works.v
	./cmd/tools/test_if_v_test_system_works
	- name: Test pure V math module
	run: v -exclude @vlib/math/*.c.v test vlib/math/
	- name: Self tests
	run: v test-self vlib
	- name: Self tests (-prod)
	run: v -o vprod -prod cmd/v && ./vprod test-self vlib
	- name: Self tests (-cstrict)
	run: VTEST_JUST_ESSENTIAL=1 V_CI_CSTRICT=1 v -cc gcc -cstrict test-self vlib
	- name: Build examples
	run: v -N -W build-examples
	- name: Build tetris with -autofree
	run: v -autofree -o tetris examples/tetris/tetris.v
	- name: Build blog tutorial with -autofree
	run: v -autofree -o blog tutorials/building_a_simple_web_blog_with_vweb/code/blog
	- name: Build option_test.c.v with -autofree
	run: v -autofree vlib/v/tests/options/option_test.c.v
	- name: V self compilation with -parallel-cc
	run: \|
	v -o v2 -parallel-cc cmd/v
	- name: Test vlib modules with -skip-unused
	run: v -skip-unused test vlib/builtin/ vlib/math vlib/flag/ vlib/os/ vlib/strconv/
	- name: Build modules
	run: \|
	v build-module vlib/os
	v build-module vlib/builtin
	v build-module vlib/strconv
	v build-module vlib/time
	v build-module vlib/term
	v build-module vlib/math
	v build-module vlib/strings
	v build-module vlib/v/token
	v build-module vlib/v/ast
	v build-module vlib/v/parser
	v build-module vlib/v/gen/c
	v build-module vlib/v/depgraph
	v build-module vlib/os/cmdline
	- name: native machine code generation
	run: \|
	v -o vprod -prod cmd/v
	cd cmd/tools
	echo "Generating a 1m line V file..."
	../../vprod gen1m.v
	./gen1m > 1m.v
	echo "Building it..."
	../../vprod -backend native -o 1m 1m.v
	echo "Running it..."
	./1m
	ls
	- name: compile vdoctor.v with -skip-unused and -prod
	run: v -showcc -skip-unused -cc gcc -prod cmd/tools/vdoctor.v
	- name: compile vup.v with -skip-unused and -prod
	run: v -showcc -skip-unused -cc gcc -prod cmd/tools/vup.v

	# - run: cd examples/native && v -native hello_world.v && ./hello_world
	# - name: Coveralls GitHub Action
	# uses: coverallsapp/github-action@v1.0.1
	# with:
	# github-token: ${{ secrets.GITHUB_TOKEN }}
	- name: Test vlib modules with -skip-unused
	run: v -skip-unused test vlib/builtin/ vlib/math vlib/flag/ vlib/os/ vlib/strconv/

	clang:
	runs-on: ubuntu-20.04
	timeout-minutes: 121
	env:
	VFLAGS: -cc clang
	steps:
	- uses: actions/checkout@v4
	- name: Build V
	run: make -j4 && ./v symlink
	- name: All code is formatted
	run: v test-cleancode
	- name: Install dependencies for examples and tools
	run: \|
	v retry -- sudo apt update
	v retry -- sudo apt install --quiet -y postgresql libpq-dev libssl-dev sqlite3 libsqlite3-dev valgrind
	v retry -- sudo apt install --quiet -y libfreetype6-dev libxi-dev libxcursor-dev libgl-dev libasound2-dev
	v retry -- sudo apt install --quiet -y clang
	- name: Recompile V with -cstrict and clang
	run: v -cc clang -cg -cstrict -o v cmd/v
	- name: Valgrind
	run: valgrind --error-exitcode=1 v -o v.c cmd/v
	- name: Run sanitizers
	run: .github/workflows/run_sanitizers.sh
	- name: v self compilation
	run: v -o v2 cmd/v && ./v2 -o v3 cmd/v && ./v3 -o v4 cmd/v
	- name: v self compilation with -usecache
	run: \|
	unset VFLAGS
	v -usecache examples/hello_world.v && examples/hello_world
	v -o v2 -usecache cmd/v
	./v2 -o v3 -usecache cmd/v
	./v3 version
	./v3 -o tetris -usecache examples/tetris/tetris.v
	- name: Verify `v test` works
	run: \|
	echo $VFLAGS
	v cmd/tools/test_if_v_test_system_works.v
	./cmd/tools/test_if_v_test_system_works

	- name: Test pure V math module
	run: v -exclude @vlib/math/*.c.v test vlib/math/
	- name: Self tests
	run: v test-self vlib
	- name: Self tests (vprod)
	run: v -o vprod -prod cmd/v && ./vprod test-self vlib
	- name: Self tests (-cstrict)
	run: VTEST_JUST_ESSENTIAL=1 V_CI_CSTRICT=1 ./vprod -cstrict test-self vlib

	- name: Build examples
	run: v -N -W build-examples
	- name: Build examples with -autofree
	run: \|
	v -autofree -experimental -o tetris examples/tetris/tetris.v
	- name: Test vlib modules with -skip-unused
	run: v -skip-unused test vlib/builtin/ vlib/math vlib/flag/ vlib/os/ vlib/strconv/
	- name: Build modules
	run: \|
	v build-module vlib/os
	v build-module vlib/builtin
	v build-module vlib/strconv
	v build-module vlib/time
	v build-module vlib/term
	v build-module vlib/math
	v build-module vlib/strings
	v build-module vlib/v/token
	v build-module vlib/v/ast
	v build-module vlib/v/parser
	v build-module vlib/v/gen/c
	v build-module vlib/v/depgraph
	v build-module vlib/os/cmdline
	- name: native machine code generation
	run: \|
	v -o vprod -prod cmd/v
	cd cmd/tools
	echo "Generating a 1m line V file..."
	../../vprod gen1m.v
	./gen1m > 1m.v
	echo "Building it..."
	../../vprod -backend native -o 1m 1m.v
	echo "Running it..."
	./1m
	ls

	# autofree-selfcompile:
	# runs-on: ubuntu-20.04
	# if: github.event_name != 'push' \|\| github.ref == 'refs/heads/master' \|\| github.repository != 'vlang/v'
	# timeout-minutes: 121
	# env:
	# VFLAGS: -cc gcc
	# steps:
	# - uses: actions/checkout@v4
	# - name: Build V
	# run: make -j4
	# - name: V self compilation with -autofree
	# run: v -o v2 -autofree cmd/v && ./v2 -o v3 -autofree cmd/v && ./v3 -o v4 -autofree cmd/v

	# musl:
	# runs-on: ubuntu-20.04
	# if: github.event_name != 'push' \|\| github.ref == 'refs/heads/master' \|\| github.repository != 'vlang/v'
	# timeout-minutes: 121
	# env:
	# VFLAGS: -cc musl-gcc
	# V_CI_MUSL: 1
	# steps:
	# - name: Build v
	# run: echo $VFLAGS && make -j4 && ./v symlink
	# - uses: actions/checkout@v4
	# - name: Install dependencies for examples and tools
	# run: v retry -- sudo apt install --quiet -y musl musl-tools libssl-dev sqlite3 libsqlite3-dev valgrind
	# - name: Recompile V with -cg
	# run: v -cg -o v cmd/v
	# # - name: Test v binaries
	# # run: v -N -W build-vbinaries
	# # - name: Test v->js
	# # run: v -o hi.js examples/hello_v_js.v && node hi.js
	# - name: quick debug
	# run: v -stats vlib/strconv/format_test.v
	# - name: Self tests
	# run: v test-self vlib

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cgen: fix c codegen formatting for return match (#22768) #842

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cgen: fix c codegen formatting for return match (#22768) #842

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