From 56717c0b069a20b0c4438ac1dc9280cd9026b36f Mon Sep 17 00:00:00 2001
From: David Heidelberg <david@ixit.cz>
Date: Sat, 11 Apr 2015 00:13:53 +0200
Subject: st/nine: Require gcc >= 4.6

Nine code uses some C11 features, and this
leads to compile error on gcc <= 4.5

Another way would have been to use the
-fms-extensions CFLAG

Signed-off-by: David Heidelberg <david@ixit.cz>
Cc: "10.4 10.5 10.6" <mesa-stable@lists.freedesktop.org>
---
 configure.ac | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 1c4e4c24483..e3b5f2e3124 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1633,6 +1633,10 @@ if test "x$enable_nine" = xyes; then
     if test "x$with_gallium_drivers" = xswrast; then
         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
     fi
+    if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
+        AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
+    fi
+
     if test "x$enable_dri3" = xno; then
         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
     fi
-- 
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