Build Ruby via gg Framework. https://github.com/StanfordSNR/gg

build.sh

# Based on https://github.com/StanfordSNR/gg/blob/master/docker/README.md

# install deps
apt-get install -y ruby bison

# clone Ruby
git clone --single-branch --branch ruby_2_6 https://github.com/ruby/ruby.git
cd ruby

# build configuration files
touch config.status
sed -f tool/prereq.status Makefile.in common.mk > Makefile
make -s -j$(nproc) update-download
make -s -j$(nproc) srcs

cd ../

# execute fixups
wget https://gist.githubusercontent.com/ssnickolay/6740a1187055b892f8186e91191db9e1/raw/c30e9e1f231dd7bf253221a028d4aaae328cc606/fixup.rb
chmod +x fixup.rb
./fixup.rb ruby/configure

mkdir build

# use gg
CC="$GG_MODELPATH/gcc" CXX="$GG_MODELPATH/g++" GG_BYPASS=1 ../ruby/configure --prefix=$PWD/../install -C --disable-install-doc --disable-jit-support


# STEP 1
gg init
gg infer make -j$(nproc) miniruby

cat ./miniruby
# #!/usr/bin/env gg-force-and-run
# TM20oOJnybvjKBPY_YJVHo9e06R_pcDq4lLfbbYidhyo000023eb

# STEP 2
gg force --jobs 500 --engine lambda miniruby

./miniruby -e "puts 'Hello, RubyRussia!'"
# Hello, RubyRussia!

fixup.rb

#!/usr/bin/env ruby

require 'fileutils'

def backup(file)
  name = File.basename(file)
  folder = File.expand_path("..", File.absolute_path(file))

  FileUtils.cp(
    "#{ folder }/#{ name }",
    "#{ folder }/#{ name }_backup",
  )
end

EXP = /if ac_fn_c_try/
ERROR1 = /something wrong with CFLAGS=/ # 7844
ERROR2 = /something wrong with LDFLAGS=/ # 7878
THEN = /; then/
THEN_REPLACE = ' || true; then'

GCC_FLAG1 = /-E -xc/
GCC_FLAG1_FIX = '-E -x c'

def fixup(file)
  lines = []

  File.foreach(file).with_index do |line, line_num|
    if line.match?(ERROR1) || line.match?(ERROR2)
      lines.reverse_each.with_index do |r_line, r_line_num|
        if r_line.match?(EXP)
          # skip config rule
          lines[line_num - r_line_num - 1] = r_line.gsub!(THEN, THEN_REPLACE)
          break
        end
      end
    end

    if line.match?(GCC_FLAG1)
      lines << line.gsub!(GCC_FLAG1, GCC_FLAG1_FIX)
    else
      lines << line
    end
  end

  File.open(File.path(file), 'w') { |f| f.puts lines }
end

path = ARGV[0]

abort('Wrong configuration file path') unless File.exists?(path)

config = File.new(path)

backup(config)
puts 'Backup was created'

fixup(config)
puts 'Congig was fixed!'