From: Matt Turner <mattst88@gmail.com>
Date: Fri, 2 May 2014 19:10:16 +0000 (-0700)
Subject: mesa: Add uninitialized_vars macro from the Linux kernel.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1a31657a9b14c77fa6eb4517629006d2e9ac2ad4;p=mesa.git

mesa: Add uninitialized_vars macro from the Linux kernel.
---

diff --git a/src/mesa/main/compiler.h b/src/mesa/main/compiler.h
index 97075f58e56..60069172434 100644
--- a/src/mesa/main/compiler.h
+++ b/src/mesa/main/compiler.h
@@ -264,6 +264,12 @@ static INLINE GLuint CPU_TO_LE32(GLuint x)
 #define unreachable()
 #endif
 
+/*
+ * A trick to suppress uninitialized variable warning without generating any
+ * code
+ */
+#define uninitialized_var(x) x = x
+
 #if (__GNUC__ >= 3)
 #define PRINTFLIKE(f, a) __attribute__ ((format(__printf__, f, a)))
 #else