…and_to_c

String#{to_r,to_c} should not use backref when calling gsub internally

86090df Add missing LF
abf1700 Use more standard String quotes
136a6fc Fix usage of old matchers/helpers
6252fe5 Remove unneeded specs.
a0a28cc When stop is nil or omitted to Numeric#step, it should be set to infinity_value, and sign would be same with step.
09f29cd Fixed Hash#{inspect, to_s}.
3990075 Fixed Array#{inspect, to_s}.
cb1a2a1 Kernel: allow caller{,_locations} to accept a Range
3b4c15b Add a spec for Float#% with coercion
df5d0c26 Use the argf helper in the ARGF.binmode spec
6795636 We can use the argf helper in ARGF.set_encoding spec instead of subprocesses
9d04f3a Add the possibility to use another ruby for the Process.{spawn,kill,wait} specs
77c9af7 Group related Process.kill specs together
5ab94c4 Do not send a signal while waiting in Process#kill specs
7d16235 Simply use echo to print text and environment variables in Process.spawn specs
95163fb Add spec for Fixnum#& with an Object responding to #coerce
2678e58 Add spec for Kernel#singleton_method
f9de23c Add a spec for dumping a Range with extra ivars
4883bc0 Add specs that classes of immediates undefine Class#new and have no allocator
0a10e20 Add some specs for Enumerator#inspect
fc79a3d Added version guards [Bug#12684]
9819db6 Delegate to `eql?` [Fix GH-1564]
b6bb571 Use a file under tmp for File.real{,dir}path specs on Windows
6ac2679 Adapt Time#zone spec to deal with differences of TZ validation on Windows
e9d8272 capi/spec_helper.rb: suppress logo
08cbf1d capi/spec_helper.rb: pass jobserver fds
93e73a3 capi/spec_helper.rb: use MAKE env
891bd72 Clear `DESTDIR` when running make
f1ac005 Use IO.popen over hacks with ruby_cmd + ruby_exe
f0ef6ea Use *ruby_exe instead of *ruby_cmd(nil).split in IO#popen spec
4f5bf9a Use *ruby_exe instead of ruby_cmd when we rely on the pid being ruby's pid
cbf6c15 Fix spacing of `do` keyword
3426b8a Manually stub __id__ in BasicObject#equal? spec
e3fac6e Make explicit that autoload is performed on Object

git-subtree-dir: spec/ruby
git-subtree-split: 86090df99c432f4ecd433c6e33373065113f96b9