From c6cedd43feccb9341c597329e28bb432c491939f Mon Sep 17 00:00:00 2001
From: José Fonseca <jfonseca@vmware.com>
Date: Tue, 22 Feb 2011 14:59:09 +0000
Subject: mesa: Avoid undeclared ffs function warning on mingw.

---
 src/mesa/main/imports.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/mesa/main/imports.h')

diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h
index a994dbcae8c..ce7baabe2c7 100644
--- a/src/mesa/main/imports.h
+++ b/src/mesa/main/imports.h
@@ -540,6 +540,12 @@ extern void
 _mesa_init_sqrt_table(void);
 
 #ifdef __GNUC__
+
+#ifdef __MINGW32__
+#define ffs __builtin_ffs
+#define ffsll __builtin_ffsll
+#endif
+
 #define _mesa_ffs(i)  ffs(i)
 #define _mesa_ffsll(i)  ffsll(i)
 
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