dmraid: disable on ARC arch

The ARC compiler has an internal failure while compiling this package
so disable this package for this architecture.

Fixes:
  http://autobuild.buildroot.net/results/ef6/ef6a0e2d382ae202bb8f0e9fc9f5e48c90119faf

[Peter: add comment explaining why]
Signed-off-by: Ryan Barnett <rjbarnet@rockwellcollins.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/dmraid/Config.in

@@ -2,6 +2,8 @@ config BR2_PACKAGE_DMRAID
 	bool "dmraid"
 	depends on BR2_LARGEFILE
 	depends on BR2_USE_MMU # lvm2
+	# triggers gcc ice
+	depends on !BR2_arc
 	select BR2_PACKAGE_LVM2
 	help
 	  dmraid discovers, activates, deactivates and displays properties
@@ -13,3 +15,4 @@ config BR2_PACKAGE_DMRAID
 comment "dmraid needs a toolchain w/ largefile"
 	depends on BR2_USE_MMU
 	depends on !BR2_LARGEFILE
+	depends on !BR2_arc