glmark2: Fix build with clang

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-oe/recipes-benchmark/glmark2/files/0001-Fix-clang-warnings.patch

@@ -0,0 +1,31 @@
+From 35e9f80518d666db5f9c62e8072ffbc307b4af4f Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Sat, 26 Aug 2017 08:30:01 -0700
+Subject: [PATCH] Fix clang warnings
+
+../src/native-state-drm.cpp:334:20: error: cannot pass object of non-trivial type 'std::__cxx11::basic_string<char>' through variadic function; call will abort at runtime [-Wnon-pod-varargs]
+                   dev_path);
+                   ^
+1 error generated.
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ src/native-state-drm.cpp | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/native-state-drm.cpp b/src/native-state-drm.cpp
+index dc2b323..62566ee 100644
+--- a/src/native-state-drm.cpp
++++ b/src/native-state-drm.cpp
+@@ -331,7 +331,7 @@ static int open_using_udev_scan()
+     if (!valid_fd(fd)) {
+         // %m is GLIBC specific... Maybe use strerror here...
+         Log::error("Tried to use '%s' but failed.\nReason : %m",
+-                   dev_path);
++                   dev_path.c_str());
+     }
+     else
+         Log::debug("Success!\n");
+-- 
+2.14.1
+

meta-oe/recipes-benchmark/glmark2/glmark2_git.bb

@@ -15,10 +15,11 @@ PV = "2017.07+${SRCPV}"
 COMPATIBLE_HOST_rpi  = "${@bb.utils.contains('MACHINE_FEATURES', 'vc4graphics', '.*-linux*', 'null', d)}"
 
 SRC_URI = "git://github.com/glmark2/glmark2.git;protocol=https \
-    file://build-Check-packages-to-be-used-by-the-enabled-flavo.patch \
-    file://Fix-configure-for-sqrt-check.patch \
-"
-SRCREV = "182dcbffe5c8483eadff025b429ee1aacc69c6c2"
+           file://build-Check-packages-to-be-used-by-the-enabled-flavo.patch \
+           file://Fix-configure-for-sqrt-check.patch \
+           file://0001-Fix-clang-warnings.patch \
+           "
+SRCREV = "ed20c633f1926d1dd78e3e89043c85a81302cbe6"
 
 S = "${WORKDIR}/git"