Mesa (master): Suppress clang's warnings about unused CFLAGS and CXXFLAGS.

[Eric Anholt]

Module: Mesa
Branch: master
Commit: 6016dabfa24271af28bd2a5525476060c1efe1c3
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=6016dabfa24271af28bd2a5525476060c1efe1c3

Author: Johannes Obermayr <johannesobermayr at gmx.de>
Date:   Thu Sep 12 00:32:40 2013 +0200

Suppress clang's warnings about unused CFLAGS and CXXFLAGS.

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
Reviewed-by: Eric Anholt <eric at anholt.net>

---

 configure.ac |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/configure.ac b/configure.ac
index ca9228c..d280e38 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1969,6 +1969,12 @@ dnl Restore LDFLAGS and CPPFLAGS
 LDFLAGS="$_SAVE_LDFLAGS"
 CPPFLAGS="$_SAVE_CPPFLAGS"
 
+dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
+if test "x$acv_mesa_CLANG" = xyes; then
+    CFLAGS="$CFLAGS -Qunused-arguments"
+    CXXFLAGS="$CXXFLAGS -Qunused-arguments"
+fi
+
 dnl Add user CFLAGS and CXXFLAGS
 CFLAGS="$CFLAGS $USER_CFLAGS"
 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"