Error compiling BigDecimal extension

with this gem file:

source 'https://rubygems.org'

gem 'js', '~> 2.5'
gem 'ruby_wasm', '~> 2.5'
gem 'prawn', '~> 2.5'

fails with this error:

bundle exec rbwasm build -o app.wasm INFO: Using Gemfile: /Users/marcosbellucci/code/prawn_box_2/app/Gemfile ==> RubyWasm::BuildSource(3.3) -- Building ==> RubyWasm::BuildSource(3.3) -- done in 0.0s ==> RubyWasm::BaseRubyProduct(baseruby-3.3) -- Building ==> RubyWasm::BaseRubyProduct(baseruby-3.3) -- done in 0.0s ==> RubyWasm::LibYAMLProduct(libyaml-0.2.5-wasm32-unknown-wasip1) -- Building ==> RubyWasm::LibYAMLProduct(libyaml-0.2.5-wasm32-unknown-wasip1) -- done in 0.0s ==> RubyWasm::ZlibProduct(zlib-1.3.1-wasm32-unknown-wasip1) -- Building ==> RubyWasm::ZlibProduct(zlib-1.3.1-wasm32-unknown-wasip1) -- done in 0.0s ==> RubyWasm::OpenSSLProduct(openssl-3.2.0-wasm32-unknown-wasip1) -- Building ==> RubyWasm::OpenSSLProduct(openssl-3.2.0-wasm32-unknown-wasip1) -- done in 0.0s ==> RubyWasm::WasiVfsProduct(wasi-vfs-0.5.0-arm64-apple-darwin23) -- Building ==> RubyWasm::WasiVfsProduct(wasi-vfs-0.5.0-arm64-apple-darwin23) -- done in 0.0s ==> RubyWasm::CrossRubyProduct(ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad) -- Configuring ==> make rbconfig.rb file2lastrev.rb: does not seem to be under a vcs: . ==> RubyWasm::CrossRubyProduct(ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad) -- done in 0.11s ==> RubyWasm::CrossRubyExtProduct(bigdecimal-3.1.8/ext/bigdecimal) -- Building ==> env RUBYOPT= /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/bin/ruby -C /Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad-ext/bigdecimal-3.1.8/ext/bigdecimal --disable\=gems -e \$top_srcdir\=\"/Users/marcosbellucci/code/prawn_box_2/app/build/checkouts/3.3\" -e \$extout\=\"/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad/.ext\" -e \$static\ \=\ true\;\ trace_var$:\$static$\ \{\|v\|\ \$static\ \=\ true\ \} -e \$0\=\"/Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb\" -e require_relative\ \"/Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb\" -e require\ \"json\"\;\ File.write$\"/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad-ext/bigdecimal-3.1.8/ext/bigdecimal/rbwasm.metadata.json\",\ JSON.dump\(\{target:\ \$target\}$\) -I/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad -- --disable-component-model *** /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb failed *** Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options.

Provided configuration options:
--with-opt-dir
--without-opt-dir
--with-opt-include=${opt-dir}/include
--without-opt-include
--with-opt-lib=${opt-dir}/lib
--without-opt-lib
--with-make-prog
--without-make-prog
--srcdir=/Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal
--curdir
--ruby=/usr/local/bin/$(RUBY_BASE_NAME)
/Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:480:in `try_do': The compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.

from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:606:in `block in try_compile'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:555:in `with_werror'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:606:in `try_compile'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb:6:in `block in have_builtin_func'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:983:in `block in checking_for'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:344:in `block (2 levels) in postpone'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:314:in `open'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:344:in `block in postpone'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:314:in `open'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:340:in `postpone'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:982:in `checking_for'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb:5:in `have_builtin_func'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb:18:in `<top (required)>'
from -e:5:in `require_relative'
from -e:5:in `<main>'

checking for __builtin_clz()... ...
*** /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers. Check the mkmf.log file for more details. You may
need configuration options.

from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:606:in `block in try_compile'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:555:in `with_werror'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:606:in `try_compile'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb:6:in `block in have_builtin_func'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:983:in `block in checking_for'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:344:in `block (2 levels) in postpone'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:314:in `open'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:344:in `block in postpone'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:314:in `open'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:340:in `postpone'
from /Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/lib/ruby/3.3.0/mkmf.rb:982:in `checking_for'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb:5:in `have_builtin_func'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb:18:in `<top (required)>'
from -e:5:in `require_relative'
from -e:5:in `<main>'

Try running with rake --verbose for more complete output.
bundler: failed to load command: rbwasm (/Users/marcosbellucci/.rbenv/versions/3.3.0/bin/rbwasm)
/Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/build/executor.rb:77:in system': Command failed with status (1): '/Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/bin/ruby' '-C' '/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad-ext/bigdecimal-3.1.8/ext/bigdecimal' '--disable=gems' '-e' '$top_srcdir="/Users/marcosbellucci/code/prawn_box_2/app/build/checkouts/3.3"' '-e' '$extout="/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad/.ext"' '-e' '$static = true; trace_var(:$static) {|v| $static = true }' '-e' '$0="/Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb"' '-e' 'require_relative "/Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb"' '-e' 'require "json"; File.write("/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad-ext/bigdecimal-3.1.8/ext/bigdecimal/rbwasm.metadata.json", JSON.dump({target: $target}))' '-I/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad' '--' '--disable-component-model' (RuntimeError) from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/build/product/crossruby.rb:116:indo_legacy_extconf'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/build/product/crossruby.rb:70:in do_extconf' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/build/product/crossruby.rb:48:inbuild'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/build/product/crossruby.rb:190:in block in build_exts' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/build/product/crossruby.rb:188:ineach'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/build/product/crossruby.rb:188:in build_exts' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/build/product/crossruby.rb:209:inbuild'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/packager/core.rb:292:in block in build' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler.rb:424:inblock in with_unbundled_env'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler.rb:679:in with_env' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler.rb:424:inwith_unbundled_env'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/packager/core.rb:64:in with_unbundled_env' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/packager/core.rb:291:inbuild'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/packager/core.rb:11:in build' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/packager.rb:28:inpackage'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/cli.rb:352:in do_build' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/cli.rb:171:inblock in do_build_with_force_ruby_platform'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/3.3.0/tmpdir.rb:99:in mktmpdir' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/cli.rb:170:indo_build_with_force_ruby_platform'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/cli.rb:137:in block in build' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/settings.rb:157:intemporary'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/cli.rb:136:in build' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/lib/ruby_wasm/cli.rb:34:inrun'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/ruby_wasm-2.7.0-arm64-darwin/exe/rbwasm:7:in <top (required)>' from /Users/marcosbellucci/.rbenv/versions/3.3.0/bin/rbwasm:25:inload'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/bin/rbwasm:25:in <top (required)>' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/cli/exec.rb:58:inload'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/cli/exec.rb:58:in kernel_load' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/cli/exec.rb:23:inrun'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/cli.rb:455:in exec' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/vendor/thor/lib/thor/command.rb:28:inrun'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/vendor/thor/lib/thor/invocation.rb:127:in invoke_command' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/vendor/thor/lib/thor.rb:527:indispatch'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/cli.rb:35:in dispatch' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/vendor/thor/lib/thor/base.rb:584:instart'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/cli.rb:29:in start' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/exe/bundle:28:inblock in <top (required)>'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/lib/bundler/friendly_errors.rb:117:in with_friendly_errors' from /Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.11/exe/bundle:20:in<top (required)>'
from /Users/marcosbellucci/.rbenv/versions/3.3.0/bin/bundle:25:in load' from /Users/marcosbellucci/.rbenv/versions/3.3.0/bin/bundle:25:in

This is the command that fails:

'/Users/marcosbellucci/code/prawn_box_2/app/build/arm64-apple-darwin23/baseruby-3.3/opt/bin/ruby' '-C' '/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad-ext/bigdecimal-3.1.8/ext/bigdecimal' '--disable=gems' '-e' '$top_srcdir="/Users/marcosbellucci/code/prawn_box_2/app/build/checkouts/3.3"' '-e' '$extout="/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad/.ext"' '-e' '$static = true; trace_var(:$static) {|v| $static = true }' '-e' '$0="/Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb"' '-e' 'require_relative "/Users/marcosbellucci/.rbenv/versions/3.3.0/lib/ruby/gems/3.3.0/gems/bigdecimal-3.1.8/ext/bigdecimal/extconf.rb"' '-e' 'require "json"; File.write("/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad-ext/bigdecimal-3.1.8/ext/bigdecimal/rbwasm.metadata.json", JSON.dump({target: $target}))' '-I/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad' '--' '--disable-component-model'

removing the -I/Users/marcosbellucci/code/prawn_box_2/app/build/wasm32-unknown-wasip1/ruby-3.3-wasm32-unknown-wasip1-full-3f82af526b9cf91fdd37dcda45809fad makes it work.

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