Sigh... Let's try this again.

toolchain/Config.in

@@ -46,7 +46,7 @@ config BR2_TARGET_OPTIMIZATION
 	  Optimizations to use when building for the target host.
 
 config BR2_CROSS_TOOLCHAIN_TARGET_UTILS
-	string "Include target utils in cross toolchain."
+	bool "Include target utils in cross toolchain."
 	default y
 	help
 	  When using buildroot to build a deployable cross toolchain, it is handy

toolchain/gdb/gdb.mk

@@ -121,7 +121,6 @@ $(GDB_SERVER_DIR)/gdbserver: $(GDB_SERVER_DIR)/.configured
 	$(MAKE) CC=$(TARGET_CC) MT_CFLAGS="$(TARGET_CFLAGS)" \
 		-C $(GDB_SERVER_DIR)
 	$(STRIP) $(GDB_SERVER_DIR)/gdbserver
-
 $(TARGET_DIR)/usr/bin/gdbserver: $(GDB_SERVER_DIR)/gdbserver
 ifeq ($(strip $(BR2_CROSS_TOOLCHAIN_TARGET_UTILS)),y)
 	mkdir -p $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/target_utils