Mesa (master): __builtin_expect is a gcc 3.x feature. define it out for gcc 2.95.

[Brian Paul]

Module: Mesa
Branch: master
Commit: 297a9606ead4400a60a1b5106327c226db4b3474
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=297a9606ead4400a60a1b5106327c226db4b3474

Author: Matthieu Herrb <matthieu.herrb at laas.fr>
Date:   Sat Sep 13 19:07:28 2008 +0200

__builtin_expect is a gcc 3.x feature. define it out for gcc 2.95.

Patch suggested by miod at . Thanks.

---

 src/mesa/glapi/glthread.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/src/mesa/glapi/glthread.h b/src/mesa/glapi/glthread.h
index e2765ce..27ccd2e 100644
--- a/src/mesa/glapi/glthread.h
+++ b/src/mesa/glapi/glthread.h
@@ -298,6 +298,10 @@ _glthread_GetTSD(_glthread_TSD *);
 extern void
 _glthread_SetTSD(_glthread_TSD *, void *);
 
+#if !defined __GNUC__ || __GNUC__ < 3
+#  define __builtin_expect(x, y) x
+#endif
+
 #if defined(GLX_USE_TLS)
 
 extern __thread struct _glapi_table * _glapi_tls_Dispatch