package/sunxi-boards: needs host gcc >= 4.9

Commit 8a26801c9fad1c7749200e22e9dfdeaeeb65f76e forgot to propagate the
host gcc dependency from host-sunxi-tools to sunxi-boards

Fixes:
 - http://autobuild.buildroot.org/results/22fc93746b45a197cd64bfd116edb33494756bda

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/sunxi-boards/Config.in

@@ -1,6 +1,7 @@
 config BR2_PACKAGE_SUNXI_BOARDS
 	bool "sunxi script.bin board file"
 	depends on BR2_arm
+	depends on BR2_HOST_GCC_AT_LEAST_4_9 # host-sunxi-tools
 	select BR2_PACKAGE_HOST_SUNXI_TOOLS
 	help
 	  Sunxi-boards requires a compiled .fex files for hardware
@@ -23,3 +24,7 @@ config BR2_PACKAGE_SUNXI_BOARDS_FEX_FILE
 	  See inside sys_config/ directory in sunxi-boards source code
 	  to see the list of valid .fex files.
 endif
+
+comment "sunxi script.bin board file needs a toolchain w/ host gcc >= 4.9"
+	depends on BR2_arm
+	depends on !BR2_HOST_GCC_AT_LEAST_4_9