Revert this until we can figure out WB issues or remove shapes from GC

Revert "* expand tabs. [ci skip]"

This reverts commit 830b5b5c351c5c6efa5ad461ae4ec5085e5f0275.

Revert "This commit implements the Object Shapes technique in CRuby."

This reverts commit 9ddfd2ca004d1952be79cf1b84c52c79a55978f4.

2 files changed, 10 insertions, 3 deletions

diff --git a/spec/ruby/library/objectspace/reachable_objects_from_spec.rb b/spec/ruby/library/objectspace/reachable_objects_from_spec.rb
index 61ebc9f93d..7e70bc8569 100644
--- a/spec/ruby/library/objectspace/reachable_objects_from_spec.rb
+++ b/spec/ruby/library/objectspace/reachable_objects_from_spec.rb
@@ -17,7 +17,7 @@ describe "ObjectSpace.reachable_objects_from" do
 
   it "enumerates objects directly reachable from a given object" do
     ObjectSpace.reachable_objects_from(['a', 'b', 'c']).should include(Array, 'a', 'b', 'c')
-    ObjectSpace.reachable_objects_from(Object.new).should include(Object)
+    ObjectSpace.reachable_objects_from(Object.new).should == [Object]
   end
 
   it "finds an object stored in an Array" do
diff --git a/spec/ruby/optional/capi/shared/rbasic.rb b/spec/ruby/optional/capi/shared/rbasic.rb
index 105408ec3d..99c2044bd7 100644
--- a/spec/ruby/optional/capi/shared/rbasic.rb
+++ b/spec/ruby/optional/capi/shared/rbasic.rb
@@ -8,9 +8,16 @@ describe :rbasic, shared: true do
 
   it "reports the appropriate FREEZE flag for the object when reading" do
     obj, _ = @data.call
-    (@specs.get_flags(obj) & @freeze).should == 0
+    initial = @specs.get_flags(obj)
     obj.freeze
-    (@specs.get_flags(obj) & @freeze).should == @freeze
+    @specs.get_flags(obj).should == @freeze | initial
+  end
+
+  it "supports setting the FREEZE flag" do
+    obj, _ = @data.call
+    initial = @specs.get_flags(obj)
+    @specs.set_flags(obj, @freeze | initial).should == @freeze | initial
+    obj.should.frozen?
   end
 
   it "supports retrieving the (meta)class" do