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configure.in: use SSE2

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* configure.in: use SSE2 instructions to drop unexpected precisions on
  other than mingw.  [ruby-core:59472] [Bug #8358]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44538 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2014-01-09 11:46:26 +00:00
parent ac2864a871
commit 40967a5c0b
2 changed files with 13 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Thu Jan 9 20:46:22 2014 Nobuyoshi Nakada <nobu@ruby-lang.org>
* configure.in: use SSE2 instructions to drop unexpected precisions on
other than mingw. [ruby-core:59472] [Bug #8358]
Thu Jan 9 20:31:10 2014 NAKAMURA Usaku <usa@ruby-lang.org>
* hash.c (rb_objid_hash): should return `long'. brushup r44534.

9
configure.in
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@ -802,7 +802,6 @@ if test "$GCC" = yes; then
# various headers. Most frequent situation is the use of //
# comments. We bypass ANSI C mode for them. Otherwise
# extension libs cannot include those headers.
RUBY_TRY_CFLAGS(-msse2 -mfpmath=sse, [RUBY_APPEND_OPTION(XCFLAGS, -msse2 -mfpmath=sse)])
],
[cygwin*|darwin*|netbsd*], [
# need lgamma_r(), finite()
@ -858,6 +857,14 @@ if test "$GCC" = yes; then
for oflag in -fno-fast-math; do
RUBY_TRY_CFLAGS($oflag, [RUBY_APPEND_OPTION(optflags, $oflag)])
done
AS_CASE(["$target"],
[*-darwin*], [
# doesn't seem necessary on Mac OS X
],
[i[4-6]86], [
RUBY_TRY_CFLAGS(-msse2 -mfpmath=sse, [RUBY_APPEND_OPTION(XCFLAGS, -msse2 -mfpmath=sse)])
]
)
fi
AC_ARG_WITH(opt-dir,