ruby.git/util.c, branch v2_4_0_preview2

util.c: do not underflow

2016-07-15T08:08:59+00:00

* util.c (ruby_strtod): do not underflow only by preceeding zeros,
  which may be canceled out by the exponent.
  http://twitter.com/kazuho/status/753829998767714305

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55689 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

util.c: round nearly middle value

2016-07-10T05:27:27+00:00

* util.c (ruby_dtoa): [EXPERIMENTAL] adjust the case that the
  Float value is close to the exact but unrepresentable middle
  value of two values in the given precision, as r55604.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55621 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

util.c: qsort_s

2016-05-11T08:18:56+00:00

* util.c (ruby_qsort): use qsort_s if available, for Microsoft
  Visual Studio 2005 (msvcr80.dll) and mingw.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54974 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* gc.c (rb_gc_unprotect_logging): throw rb_memerror when it cannot

2016-05-08T17:52:38+00:00

  allocate memory. This is pointed out by Facebook's Infer.

* gc.c (gc_prof_setup_new_record): ditto.

* regparse.c (parse_regexp): ditto.

* util.c (MALLOC): use xmalloc and xfree like above.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54954 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

prefer rb_syserr_fail

2015-12-23T08:57:48+00:00

* file.c, io.c, util.c: prefer rb_syserr_fail with saved errno
  over setting errno then call rb_sys_fail, not to be clobbered
  potentially and to reduce thread local errno accesses.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53264 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

util.c: BSD qsort_r

2015-09-15T03:44:34+00:00

* util.c (ruby_qsort): use BSD-style qsort_r if available.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51857 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

util.c: fix off-by-one error

2015-06-17T07:21:41+00:00

* util.c (ruby_scan_digits): fix the return length off-by-one
  error when the length is given and the last char is a digit.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50935 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

parse.y: check NTH_REF range

2015-05-29T05:39:03+00:00

* compile.c (iseq_compile_each): out of range NTH_REF is always
  nil.
* parse.y (parse_numvar): check overflow of NTH_REF and range.
  [ruby-core:69393] [Bug #11192]
* util.c (ruby_scan_digits): make public and add length parameter.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50671 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

util.c: hexdigit

2015-02-13T07:07:39+00:00

* util.c (hexdigit): extract identical constants.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49583 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* internal.h: Include ruby.h and ruby/encoding.h to be

2014-11-15T11:49:06+00:00

  includable without prior inclusion.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48447 b2dd03c8-39d4-4d8f-98ff-823fe69b080e