is required for memory access. Currently, the padding is enabled
  only when the CPU is 32-bit SPARC and the compiler is GCC.
  [Bug #9681] [ruby-core:61715]

* compile.c (STRICT_ALIGNMENT): defined if strict alignment is required

* compile.c (ALIGNMENT_SIZE, ALIGNMENT_SIZE_MASK, PADDING_SIZE_MAX):
  new macros for alignemnt word size, bit mask, max size of padding.

* compile.c (calc_padding): new function to calculate padding size


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@48296 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* compile.c (rb_iseq_compile_node): put start label of block after
	  trace (b_call).
	  [Bug #9964]

	* test/ruby/test_settracefunc.rb: add a test.
	  added assert_consistent_call_return() method check call/return
	  consistency.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@47340 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* compile.c (iseq_build_from_ary_body): Use :blockptr instead of :block
	  as hash key when loading serialized instruction sequences from arrays.
	  [Bug #9455] [ruby-core:60146]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@45106 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* compile.c (iseq_add_mark_object): Use new rb_iseq_add_mark_object().

	* insns.def (setinlinecache): Ditto.

	* iseq.c (rb_iseq_add_mark_object): New function to allocate
	  iseq->mark_ary on demand. [Bug #8142]

	* iseq.h (rb_iseq_add_mark_object): Ditto.

	* iseq.c (prepare_iseq_build): Avoid allocating mark_ary until needed.

	* iseq.c (rb_iseq_build_for_ruby2cext): Ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@41682 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* compile.c (rb_iseq_compile_node): fix location of a `trace'
	  instruction (b_return event).
	  [ruby-core:55305] [ruby-trunk - Bug #8489]
	  (need a backport to 2.0.0?)

	* test/ruby/test_settracefunc.rb: add a test.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@41319 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	vm_insnhelper.c: add comments

	* vm_insnhelper.c (vm_yield_setup_block_args): break a long line and
  add comments.  remove useless code.
	* vm_insnhelper.c (vm_yield_setup_block_args): split single parameter
	  if any keyword arguments exist, and then extract keyword arguments.
	  [ruby-core:55203] [Bug #8463]

	* compile.c (iseq_set_arguments): not a simple single argument if any
	  keyword arguments exist.  [ruby-core:55203] [Bug #8463]

	* vm_insnhelper.c (vm_yield_setup_block_args): partially revert r41019.
	  The code is not useless.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@41262 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* compile.c (iseq_compile_each): forward anonymous and first keyword
	  rest argument one.  [ruby-core:55033] [Bug #8416].


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@41051 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* compile.c (iseq_compile_each): append keyword hash to argument array
	  to splat if needed.  [ruby-core:54094] [Bug #8236]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@40379 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* compile.c (iseq_compile_each): fix of defined? with empty
	  expression.  [ruby-core:53999] [Bug #8220]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@40312 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	compile.c: calc in int

	* compile.c (iseq_compile_each): calculate argc as int, not as Fixnum.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39917 b2dd03c8-39d4-4d8f-98ff-823fe69b080e