From: shyouhei@...
Date: 2021-01-25T00:42:09+00:00
Subject: [ruby-dev:50996] [Ruby master Bug#17494] ruby is hanged when using activesupport + rspec + rspec-parameterized

Issue #17494 has been updated by shyouhei (Shyouhei Urabe).


@alpaca-pc Thannk you, I can reproduce that also.

```
zsh % LC_ALL=C gdb --args ./miniruby ~/tmp.rb
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Reading symbols from ./miniruby...done.
(gdb) run
Starting program: /miniruby /tmp.rb
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
# <<<<<<< Yes, I can reproduce
^C
Program received signal SIGINT, Interrupt.
search_method_protect (defined_class_ptr=0x0, id=30865, klass=93824998598240) at vm_method.c:986
warning: Source file is more recent than executable.
986         if (defined_class_ptr) *defined_class_ptr = klass;
(gdb) bt
#0  search_method_protect (defined_class_ptr=0x0, id=30865, klass=93824998598240) at vm_method.c:986
#1  resolve_refined_method (refinements=8, me=<optimized out>, defined_class_ptr=0x0) at vm_method.c:1256
#2  0x00005555555ad1fe in method_entry_i (key=30865, value=93824998597680, data=0x7fffffffc3d0) at class.c:1365
#3  0x00005555557b6f90 in rb_id_table_foreach (tbl=0x555555c97120, func=func@entry=0x5555555ad1b0 <method_entry_i>, data=data@entry=0x7fffffffc3d0) at symbol.c:493
#4  0x00005555555adbf7 in add_instance_method_list (me_arg=0x7fffffffc3d0, mod=93824999286960) at class.c:1386
#5  class_instance_method_list (argc=<optimized out>, argv=<optimized out>, mod=93824999286960, obj=<optimized out>, func=0x5555555ad2e0 <ins_methods_i>) at class.c:1422
#6  0x00005555558025c0 in vm_call_cfunc_with_frame (ec=0x555555b51790, reg_cfp=0x7ffff7fcafa0, calling=<optimized out>) at vm_insnhelper.c:2898
#7  0x0000555555810806 in vm_sendish (method_explorer=<optimized out>, block_handler=<optimized out>, cd=<optimized out>, reg_cfp=<optimized out>, ec=<optimized out>) at vm_callinfo.h:336
#8  vm_exec_core (ec=0x3, initial=93824998597000) at insns.def:789
#9  0x0000555555805ddf in rb_vm_exec (ec=0x555555b51790, mjit_enable_p=true) at vm.c:2163
#10 0x0000555555622006 in rb_ec_exec_node (ec=ec@entry=0x555555b51790, n=n@entry=0x555555b66b10) at eval.c:317
#11 0x00005555556269f9 in ruby_run_node (n=0x555555b66b10) at eval.c:375
#12 0x000055555558125f in main (argc=<optimized out>, argv=<optimized out>) at main.c:50
(gdb)

```

----------------------------------------
Bug #17494: ruby is hanged when using activesupport + rspec + rspec-parameterized
https://bugs.ruby-lang.org/issues/17494#change-90080

* Author: sue445 (Go Sueyoshi)
* Status: Open
* Priority: Normal
* ruby -v: ruby 3.0.0p0
* Backport: 2.5: UNKNOWN, 2.6: UNKNOWN, 2.7: UNKNOWN
----------------------------------------
# Example code
## Gemfile
```ruby
# frozen_string_literal: true

source "https://rubygems.org"

git_source(:github) {|repo_name| "https://github.com/#{repo_name}" }

gem "activesupport", "6.1.0"
gem "rspec", "3.10.0"
gem "rspec-parameterized", "0.4.2"
```

## spec file
``` ruby
require "active_support/all"
require "rspec-parameterized"

describe "CLI" do
  subject do
    # Expected error, but actual hunged here
    cli.foo # <- hunged here
  end

  it { expect { subject }.to raise_error }
end

xdescribe "GitlabMrRelease::Project" do
  describe "#api_version" do
    using RSpec::Parameterized::TableSyntax

    where(:api_endpoint, :expected) do
      "http://example.com/api/v4/" | 4
    end

    with_them do
      # it { should eq expected }
    end
  end
end
```

all codes are here.

https://github.com/sue445/ruby_3_0_0_bug_report_20201231

# Expected
spec is successful (This is the behavior up to ruby 2.7.2)

# Actual
hunged at line 7





-- 
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