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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2010-07-21 21:38:25 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2010-07-21 21:38:25 +0000
commit0bd71ff35455d308c838c00a7e16fd093d36e4d7 (patch)
treea010959775d708f50770d5bbf72cf053c6c56d3e /include/ruby/missing.h
parent6abe539cfc9b91178be7e1d75173165dcf6ca1bc (diff)
downloadruby-0bd71ff35455d308c838c00a7e16fd093d36e4d7.tar.gz
* configure.in (XCFLAGS): use -fvisibility=hidden if possible.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28709 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'include/ruby/missing.h')
-rw-r--r--include/ruby/missing.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/ruby/missing.h b/include/ruby/missing.h
index 5b147de6db..f4a5556ddf 100644
--- a/include/ruby/missing.h
+++ b/include/ruby/missing.h
@@ -49,6 +49,10 @@ struct timezone {
#define RUBY_EXTERN extern
#endif
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility push(default)
+#endif
+
#ifndef HAVE_ACOSH
RUBY_EXTERN double acosh(double);
RUBY_EXTERN double asinh(double);
@@ -169,6 +173,10 @@ RUBY_EXTERN int signbit(double x);
RUBY_EXTERN int ffs(int);
#endif
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility pop
+#endif
+
#if defined(__cplusplus)
#if 0
{ /* satisfy cc-mode */