From bab5ab69402594637359289c1b5ec6491e91d252 Mon Sep 17 00:00:00 2001
From: Emil Velikov <emil.velikov@collabora.com>
Date: Fri, 10 Jun 2016 17:46:24 +0100
Subject: [PATCH] configure.ac: strip out the llvm-config -march/mtune flags

Otherwise drivers such as SWR that depend on providing their own values
will fail to build.

v2: Add -mcpu for good measure (Chuck)

Cc: "11.2 12.0" <mesa-stable@lists.freedesktop.org>
Cc: Tim Rowley <timothy.o.rowley@intel.com>
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Chuck Atkins <chuck.atkins@kitware.com>
Tested-by: Chuck Atkins <chuck.atkins@kitware.com>
---
 configure.ac | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/configure.ac b/configure.ac
index 33d1fefc543..c492e158f76 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2102,6 +2102,9 @@ AC_ARG_WITH([llvm-prefix],
 strip_unwanted_llvm_flags() {
     # Use \> (marks the end of the word)
     echo `$1` | sed \
+	-e 's/-march=\S*//g' \
+	-e 's/-mtune=\S*//g' \
+	-e 's/-mcpu=\S*//g' \
 	-e 's/-DNDEBUG\>//g' \
 	-e 's/-D_GNU_SOURCE\>//g' \
 	-e 's/-pedantic\>//g' \
-- 
2.30.2