minor

build/arm-tools.mk

@@ -68,10 +68,9 @@ endif
 CFLAGS += --specs=nano.specs
 
 # Check if the compiler version is the minimum required
-version_to_number=$(shell v=$1; v=($${v//./ }); echo $$((v[0] * 10000 + v[1] * 100 + v[2])))
-get_major_version=$(shell v=$1; v=($${v//./ }); echo $${v[0]})
-arm_gcc_version_str:=$(shell $(CC) -dumpversion)
-arm_gcc_version:=$(call version_to_number,$(arm_gcc_version_str))
+include $(COMMON_BUILD)/gcc-version.mk
+arm_gcc_version_str:=$(gcc_version_str)
+arm_gcc_version:=$(gcc_version)
 expected_version_str:=10.2.1
 ifeq ($(shell test $(arm_gcc_version) -lt $(call version_to_number,$(expected_version_str)); echo $$?),0)
      $(error "ARM gcc version $(expected_version_str) or later required, but found $(arm_gcc_version_str)")

build/gcc-tools.mk

@@ -35,3 +35,5 @@ ifeq ($(BUILD_STANDALONE_LIB),y)
 CFLAGS += -fPIC -fpic -rdynamic -fno-plt
 LDFLAGS += -fPIC -fpic -rdynamic -fno-plt
 endif
+
+include $(COMMON_BUILD)/gcc-version.mk

build/gcc-version.mk

@@ -0,0 +1,4 @@
+version_to_number=$(shell v=$1; v=($${v//./ }); echo $$((v[0] * 10000 + v[1] * 100 + v[2])))
+get_major_version=$(shell v=$1; v=($${v//./ }); echo $${v[0]})
+gcc_version_str:=$(shell $(CC) -dumpfullversion)
+gcc_version:=$(call version_to_number,$(arm_gcc_version_str))

build/module-defaults.mk

@@ -5,6 +5,7 @@ START_YMODEM_FLASHER_SERIAL_SPEED=28800
 
 include $(COMMON_BUILD)/version.mk
 include $(COMMON_BUILD)/os.mk
+include $(COMMON_BUILD)/gcc-version.mk
 
 QUOTE='
 
@@ -63,7 +64,10 @@ CFLAGS += -fno-strict-aliasing
 CFLAGS += -DSPARK=1 -DPARTICLE=1
 CFLAGS += -Werror=return-type
 CFLAGS += -Wundef
+
+ifeq ($(shell test $(gcc_version) -lt $(call version_to_number,"11.0.0"); echo $$?),0)
 CFLAGS += -Wno-error=cast-function-type
+endif
 
 ifdef START_DFU_FLASHER_SERIAL_SPEED
 CFLAGS += -DSTART_DFU_FLASHER_SERIAL_SPEED=$(START_DFU_FLASHER_SERIAL_SPEED)