broken mingw

	* configure.in: check whether frexp and modf are broken.

	* include/ruby/win32.h (frexp, modf): ignore bad declarations when
	  compiling as C++.  [ruby-core:79859] [Bug #13267]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@58096 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* bignum.c (rb_big_hash): make it public function to be available in
	  other source files, and remove documentation comment for Bignum#hash.

	* bignum.c (Bignum#hash): remove its definition because it is unified
	  with Object#hash.

	* include/ruby/intern.h (rb_big_hash): add a prototype declaration.

	* hash.c (any_hash): treat Bignum values directly.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@55598 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* ext/bigdecimal/bigdecimal.c (GetVpValueWithPrec): consider
	  non-finite float values not to raise FloatDomainError.
	  [ruby-core:75682] [Bug #12414]

	* ext/bigdecimal/bigdecimal.c (isfinite): isfinite does not always
	  exist.  fixed build error on Windows itroduced at r55123.
	  exist.  fixed build error on Windows introduced at r55123.

	* ext/bigdecimal/bigdecimal.c (isfinite): get rid of a warning on
	  cygwin. [Bug #12417][ruby-core:75691]

	* include/ruby/missing.h (isfinite): move from numeric.c.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@55354 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* win32/win32.c, include/ruby/win32.h (rb_w32_utruncate): implements new
	  truncate alternative which accepts UTF-8 path.

	* file.c (truncate): use above function.
	  [Bug #12340]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@55347 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* ruby.h: undef HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P
	  and HAVE_BUILTIN___BUILTIN_TYPES_COMPATIBLE_P on C++.
	  [ruby-core:72736] [Bug #11962]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@54315 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* cont.c, doc, man: fix common misspelling.
	  [ruby-core:72466] [Bug #11870]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@54040 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	test_m17n.rb: split test_scrub

	* test/ruby/test_m17n.rb (TestM17N#test_scrub): split into some
  tests.
	* include/ruby/ruby.h: add raw FL macros, which assume always the
	  argument object is not a special constant.

	* internal.h (STR_EMBED_P, STR_SHARED_P): valid only for T_STRING.

	* string.c: deal with taint flags directly across String instances.

	* transcode.c (rb_econv_substr_append, econv_primitive_convert):
	  the result should be infected by the original string.

	* string.c (rb_str_scrub): the result should be infected by the
	  original string.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@53825 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ruby.h (rb_data_type_t): revert r48647 and revise parent member.
  [ruby-core:66969] [Bug #10621]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48962 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* include/ruby/ruby.h (PRIsVALUE): put a space after string
  literals not to be confused with C++11 string literal suffix.
  https://github.com/ruby/ruby/commit/a9f3eb7#commitcomment-9040169

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48892 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  Class and Module objects can be living long life.
* iseq.c: Same for ISeq objects.
* gc.c (RVALUE_AGE_RESET): added.
* gc.c (newobj_of): allow to generate (age != 0) objects.
* gc.c (rb_copy_wb_protected_attribute): reset age for wb unprotected
  objects.
* include/ruby/ruby.h: add RUBY_TYPED_PROMOTED1 as an unrecommended
  flag.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48771 b2dd03c8-39d4-4d8f-98ff-823fe69b080e