From a443067ba2dec25185260857bdb22c5637e263c9 Mon Sep 17 00:00:00 2001
From: michal <michal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 21 Jan 2003 13:52:21 +0000
Subject: [PATCH] Exchange do { } while (0) for ((void)0)

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3388 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 defines.h | 8 +++++---
 eval.c    | 2 +-
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/defines.h b/defines.h
index 81ed18a341..334be5268f 100644
--- a/defines.h
+++ b/defines.h
@@ -137,10 +137,10 @@ void xfree _((void*));
 #define EXTERN extern
 #endif
 
+#if defined(sparc) || defined(__sparc__)
 static inline void
 flush_register_windows(void)
 {
-#if defined(sparc) || defined(__sparc__)
 # if defined(__sparc_v9__) || defined(__arch64__)
     asm volatile ("flushw" : :);
 # elif defined(linux) || defined(__linux__)
@@ -148,9 +148,11 @@ flush_register_windows(void)
 # else /* Solaris, OpenBSD, NetBSD, etc. */
     asm volatile ("ta  0x03");
 # endif /* trap always to flush register windows if we are on a Sparc system */
-#endif 
 }
-#define FLUSH_REGISTER_WINDOWS	flush_register_windows()
+#  define FLUSH_REGISTER_WINDOWS flush_register_windows()
+#else
+#  define FLUSH_REGISTER_WINDOWS ((void)0)
+#endif 
 
 #if defined(DOSISH)
 #define PATH_SEP ";"
diff --git a/eval.c b/eval.c
index 5de75f94ea..171eadf0f1 100644
--- a/eval.c
+++ b/eval.c
@@ -938,7 +938,7 @@ static void call_trace_func _((char*,NODE*,VALUE,ID,VALUE));
 #define SET_CURRENT_SOURCE() (ruby_sourcefile = ruby_current_node->nd_file, \
 			      ruby_sourceline = nd_line(ruby_current_node))
 #else
-#define SET_CURRENT_SOURCE() do { } while (0)
+#define SET_CURRENT_SOURCE() ((void)0)
 #endif
 
 void