ruby-core

Issue #14653 has been updated by yahonda (Yasuo Honda).


Thanks for the update. This issue does not reproduce anymore using ruby 2.6.0dev (2018-04-07 trunk 63108) [x86_64-linux]

$ bundle exec bin/testunit
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/return_values.rb:19: warning: mismatched indentations at 'when' with 'case' at 18
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/return_values.rb:20: warning: mismatched indentations at 'when' with 'case' at 18
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/return_values.rb:21: warning: mismatched indentations at 'else' with 'case' at 18
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/yield_parameters.rb:15: warning: mismatched indentations at 'when' with 'case' at 14
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/yield_parameters.rb:16: warning: mismatched indentations at 'when' with 'case' at 14
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/yield_parameters.rb:17: warning: mismatched indentations at 'else' with 'case' at 14
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:23: warning: mismatched indentations at 'when' with 'case' at 22
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:24: warning: mismatched indentations at 'else' with 'case' at 22
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:82: warning: mismatched indentations at 'when' with 'case' at 81
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:83: warning: mismatched indentations at 'when' with 'case' at 81
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:84: warning: mismatched indentations at 'when' with 'case' at 81
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:85: warning: mismatched indentations at 'else' with 'case' at 81
Run options: --seed 25408

# Running:

.....................................................................................................................

Finished in 0.104083s, 1124.1033 runs/s, 1950.3672 assertions/s.

117 runs, 203 assertions, 0 failures, 0 errors, 0 skips
[yahonda@li1885-190 bootsnap (master)]$ ruby -v
ruby 2.6.0dev (2018-04-07 trunk 63108) [x86_64-linux]
$

Thank you!

----------------------------------------
Bug #14653: Bootsnap gets segmentation fault
https://bugs.ruby-lang.org/issues/14653#change-71410

* Author: yahonda (Yasuo Honda)
* Status: Open
* Priority: Normal
* Assignee: 
* Target version: 
* ruby -v: ruby 2.6.0dev (2018-03-29 trunk 63037) [x86_64-linux]
* Backport: 2.3: UNKNOWN, 2.4: UNKNOWN, 2.5: UNKNOWN
----------------------------------------
# Steps to reproduce

~~~ ruby
$ rbenv install 2.6.0-dev
$ rbenv global 2.6.0-dev
$ gem install bundler
$ git clone https://github.com/Shopify/bootsnap
$ cd bootsnap
$ bundle
$ rake
$ bundle exec bin/testunit
~~~

### Expected result
bundle exec bin/testunit should pass. Ruby 2.5.1 passes all tests.

### Actual result
~~~ ruby
$ ruby -v
ruby 2.6.0dev (2018-03-29 trunk 63037) [x86_64-linux]
$ rake
install -c tmp/x86_64-linux/bootsnap/2.6.0/bootsnap.so lib/bootsnap/bootsnap.so
cp tmp/x86_64-linux/bootsnap/2.6.0/bootsnap.so tmp/x86_64-linux/stage/lib/bootsnap/bootsnap.so
$ bundle exec bin/testunit
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/return_values.rb:19: warning: mismatched indentations at 'when' with 'case' at 18
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/return_values.rb:20: warning: mismatched indentations at 'when' with 'case' at 18
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/return_values.rb:21: warning: mismatched indentations at 'else' with 'case' at 18
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/yield_parameters.rb:15: warning: mismatched indentations at 'when' with 'case' at 14
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/yield_parameters.rb:16: warning: mismatched indentations at 'when' with 'case' at 14
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/yield_parameters.rb:17: warning: mismatched indentations at 'else' with 'case' at 14
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:23: warning: mismatched indentations at 'when' with 'case' at 22
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:24: warning: mismatched indentations at 'else' with 'case' at 22
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:82: warning: mismatched indentations at 'when' with 'case' at 81
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:83: warning: mismatched indentations at 'when' with 'case' at 81
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:84: warning: mismatched indentations at 'when' with 'case' at 81
/home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/cardinality.rb:85: warning: mismatched indentations at 'else' with 'case' at 81
Run options: --seed 8304

# Running:

...../home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/object_methods.rb:79: [BUG] Segmentation fault at 0x000055d682994898
ruby 2.6.0dev (2018-03-29 trunk 63037) [x86_64-linux]

-- Control frame information -----------------------------------------------
c:0027 p:---- s:0149 e:000148 CFUNC  :caller
c:0026 p:0053 s:0145 e:000142 BLOCK  /home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/object_methods.rb:79
c:0025 p:0032 s:0137 e:000136 METHOD /home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/argument_iterator.rb:15
c:0024 p:0108 s:0132 e:000131 METHOD /home/yahonda/.rbenv/versions/2.6.0-dev/lib/ruby/gems/2.6.0/gems/mocha-1.4.0/lib/mocha/object_methods.rb:74
Segmentation fault (core dumped)
$
~~~

# Related

I have reported these issues at Rails and Bootsnap and disucssed it should be filed to bugs.ruby-lang.org. 
https://github.com/rails/rails/issues/32339
https://github.com/Shopify/bootsnap/issues/148 

Also, I have found this report. It looks like similar with mine but not sure it is duplicate.
https://bugs.ruby-lang.org/issues/14596




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