Remove the behavior that rb_funcall() passes the rb_iterate() block

* From MRI docs: rb_iterate() is obsolete since 1.9; use rb_block_call instead.

Author: eregon

CHANGELOG.md

@@ -49,6 +49,7 @@ Performance:
 
 Changes:
 
+* `rb_iterate()` (deprecated since 1.9) no longer magically passes the block to `rb_funcall()`, use `rb_block_call()` instead.
 
 Security:
 

lib/truffle/truffle/cext.rb

@@ -878,7 +878,7 @@ def rb_funcallv(recv, meth, args)
   end
 
   def rb_funcall(recv, meth, n, *args)
-    Primitive.send_without_cext_lock(recv, meth, args, rb_block_proc)
+    Primitive.send_without_cext_lock(recv, meth, args, nil)
   end
 
   def rb_apply(recv, meth, args)

spec/tags/optional/capi/array_tags.txt

@@ -0,0 +1 @@
+fails(deprecated):C-API Array function rb_iterate calls a function with the other function available as a block

spec/tags/optional/capi/proc_tags.txt

@@ -2,4 +2,3 @@ fails:C-API when calling Proc.new from a C function returns the Proc passed by t
 fails:C-API when calling Proc.new from a C function returns the Proc passed to the Ruby method when the C function calls other Ruby methods before calling Proc.new
 fails:C-API when calling Proc.new from a C function returns the most recent Proc passed when the Ruby method called the C function
 fails:C-API when calling Proc.new from a C function returns the Proc passed from the original Ruby call to the C function
-fails:C-API when calling Proc.new from a C function raises an ArgumentError when the C function calls a Ruby method that calls Proc.new