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* configure.in: use AC_TRY_LINK instead of AC_TRY_COMPILE.

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On Solaris it can compile with signbit but can't link.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27381 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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naruse 2010-04-17 14:27:54 +00:00
parent 71104c3356
commit 580677a984
2 changed files with 6 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sat Apr 17 23:21:15 2010 NARUSE, Yui <naruse@ruby-lang.org>
* configure.in: use AC_TRY_LINK instead of AC_TRY_COMPILE.
On Solaris it can compile with signbit but can't link.
Sat Apr 17 20:34:09 2010 Yusuke Endoh <mame@tsg.ne.jp>
* test/ruby/envutil.rb: update Gem::ConfigMap to fake environment for

2
configure.in
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@ -1119,7 +1119,7 @@ AC_REPLACE_FUNCS(dup2 memmove strerror\
isnan finite isinf hypot acosh erf tgamma lgamma_r cbrt \
strlcpy strlcat)
AC_CACHE_CHECK(for signbit, rb_cv_have_signbit,
[AC_TRY_COMPILE([
[AC_TRY_LINK([
#include <math.h>
], [int v = signbit(-0.0);],
rb_cv_have_signbit=yes,