diff -r 882122458d2d -r ca1bf632da51 scripts/build/arch/arm.sh
--- a/scripts/build/arch/arm.sh	Wed Oct 21 23:20:30 2009 +0200
+++ b/scripts/build/arch/arm.sh	Mon Oct 26 09:10:38 2009 +0100
@@ -10,4 +10,14 @@
         uClibc,y)   CT_TARGET_SYS=uclibcgnueabi;;
         *,y)        CT_TARGET_SYS=eabi;;
     esac
+
+    # Set the default instrcution set mode
+    case "${CT_ARCH_ARM_MODE}" in
+        arm)    ;;
+        thumb)
+            CT_ARCH_CC_CORE_EXTRA_CONFIG="--with-mode=thumb"
+            CT_ARCH_CC_EXTRA_CONFIG="--with-mode=thumb"
+#            CT_ARCH_TARGET_CFLAGS="-mthumb"
+            ;;
+    esac
 }