From: Simon Marlow <marlowsd@gmail.com>
Date: Wed, 27 Jan 2010 13:31:06 +0000 (+0000)
Subject: Win32 yieldThread(): use SwitchToThread() instead of Sleep(0)
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=cb7e8821e9c08537bce370b56442c02ba28decd3;p=ghc-hetmet.git

Win32 yieldThread(): use SwitchToThread() instead of Sleep(0)
---

diff --git a/rts/win32/OSThreads.c b/rts/win32/OSThreads.c
index 4103469..c9cb5d6 100644
--- a/rts/win32/OSThreads.c
+++ b/rts/win32/OSThreads.c
@@ -86,7 +86,7 @@ waitCondition ( Condition* pCond, Mutex* pMut )
 void
 yieldThread()
 {
-  Sleep(0);
+  SwitchToThread();
   return;
 }