From 16391af2e2f58047a6b47336e0b8970bbdaddb34 Mon Sep 17 00:00:00 2001
From: ngoto <ngoto@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 16 Sep 2016 12:29:42 +0000
Subject: [PATCH] * internal.h (MAYBE_UNUSED): The fallback definition is
 needed.   Fix compile error with some non-GCC compilers such as   Oracle
 Solaris Studio 12.3 on Solaris 10.   [Bug #12767] [ruby-dev:49807]

* internal.h (WARN_UNUSED_RESULT): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56172 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog  | 9 +++++++++
 internal.h | 8 ++++++++
 2 files changed, 17 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 5674772bee..ed404cddde 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+Fri Sep 16 21:28:25 2016  Naohisa Goto  <ngotogenome@gmail.com>
+
+	* internal.h (MAYBE_UNUSED): The fallback definition is needed.
+	  Fix compile error with some non-GCC compilers such as
+	  Oracle Solaris Studio 12.3 on Solaris 10.
+	  [Bug #12767] [ruby-dev:49807]
+
+	* internal.h (WARN_UNUSED_RESULT): ditto.
+
 Fri Sep 16 21:19:51 2016  Naohisa Goto  <ngotogenome@gmail.com>
 
 	* hash.c (each_pair_i_fast): Fix compile error with old version of
diff --git a/internal.h b/internal.h
index 57d023600a..54e5d3bc78 100644
--- a/internal.h
+++ b/internal.h
@@ -26,6 +26,14 @@ extern "C" {
 #define LIKELY(x) RB_LIKELY(x)
 #define UNLIKELY(x) RB_UNLIKELY(x)
 
+#ifndef MAYBE_UNUSED
+# define MAYBE_UNUSED(x) x
+#endif
+
+#ifndef WARN_UNUSED_RESULT
+# define WARN_UNUSED_RESULT(x) x
+#endif
+
 #ifdef HAVE_VALGRIND_MEMCHECK_H
 # include <valgrind/memcheck.h>
 # ifndef VALGRIND_MAKE_MEM_DEFINED