Adding experimental clang compiler support for arm-none-eabi

- Currently builds larger binaries than gcc (RAM)

CMakeLists.txt

@@ -28,6 +28,20 @@ set( CHIP
 
 
 
+###
+# Compiler Selection
+#
+
+#| *** EXPERIMENTAL ***
+#| Stick with gcc unless you know what you're doing
+#| Currently only arm is supported with clang
+set( COMPILER
+	"gcc"	# arm-none-eabi-gcc / avr-gcc - Default
+#	"clang" # arm-none-eabi
+	CACHE STRING "Compiler Type" )
+
+
+
 ###
 # Compiler Intialization
 #