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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/vm.h
parent6abe539cfc9b91178be7e1d75173165dcf6ca1bc (diff)
* 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/vm.h')
-rw-r--r--include/ruby/vm.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/ruby/vm.h b/include/ruby/vm.h
index ac8e599e90..072d7d6f19 100644
--- a/include/ruby/vm.h
+++ b/include/ruby/vm.h
@@ -19,6 +19,10 @@ extern "C" {
#endif
#endif
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility push(default)
+#endif
+
/* Place holder.
*
* We will prepare VM creation/control APIs on 1.9.2 or later.
@@ -32,6 +36,10 @@ typedef struct rb_vm_struct ruby_vm_t;
/* core API */
int ruby_vm_destruct(ruby_vm_t *vm);
+#if defined __GNUC__ && __GNUC__ >= 4
+#pragma GCC visibility pop
+#endif
+
#if defined(__cplusplus)
#if 0
{ /* satisfy cc-mode */