daisysp/Makefile: fix typo
@@ -64,7 +64,7 @@ PREFIX = arm-none-eabi-
# either it can be added to the PATH environment variable.
ifdef GCC_PATH
CC = $(GCC_PATH)/$(PREFIX)gcc
-CXX = $(GCXX_PATH)/$(PREFIX)g++
+CXX = $(GCC_PATH)/$(PREFIX)g++
AS = $(GCC_PATH)/$(PREFIX)gcc -x assembler-with-cpp
CP = $(GCC_PATH)/$(PREFIX)objcopy
SZ = $(GCC_PATH)/$(PREFIX)size
