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* configure.in (XCFLAGS): use -fvisibility=hidden if possible.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28709 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2010-07-21 21:38:25 +00:00
parent 6abe539cfc
commit 0bd71ff354
26 changed files with 200 additions and 3 deletions
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8
include/ruby/missing.h
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@ -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 */