vte: needs gcc >= 4.8

Fixes:
 - http://autobuild.buildroot.org/results/6dada849a87b68f6f69e3ed760995e86dfa25ad6

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 0d076e27238b23a25a2125a423cf42afa288b250)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/vte/Config.in

@@ -4,6 +4,7 @@ config BR2_PACKAGE_VTE
 	depends on BR2_TOOLCHAIN_HAS_THREADS
 	depends on BR2_USE_MMU
 	depends on BR2_INSTALL_LIBSTDCPP
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 # C++11
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	depends on BR2_PACKAGE_HAS_LIBEGL_WAYLAND || \
 		BR2_PACKAGE_HAS_LIBGL
@@ -20,11 +21,12 @@ config BR2_PACKAGE_VTE
 
 	  http://github.com/GNOME/vte
 
-comment "vte needs a toolchain w/ wchar, threads, C++"
+comment "vte needs a toolchain w/ wchar, threads, C++, gcc >= 4.8"
 	depends on BR2_USE_MMU
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	depends on !BR2_USE_WCHAR || !BR2_INSTALL_LIBSTDCPP || \
-		!BR2_TOOLCHAIN_HAS_THREADS
+		!BR2_TOOLCHAIN_HAS_THREADS || \
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_8
 
 comment "vte needs an OpenGL or an OpenGL-EGL/wayland backend"
 	depends on BR2_USE_MMU