STM32Cube platform change only: build with ARM GCC 13.2.1.

The STM32Cube platform is now built/tested with ARM GCC version 13.2.1.

Test: 14 16 19 30

port/platform/common/automation/u_packages.yml

@@ -13,14 +13,14 @@ nrfconnectsdk:
 
 arm_embedded_gcc:
     type: archive
-    version: 10-2020-q4-major
+    version: 13.2.rel1
     skip_first_subdir: True
     windows:
-        url: https://developer.arm.com/-/media/Files/downloads/gnu-rm/10-2020q4/gcc-arm-none-eabi-10-2020-q4-major-win32.zip
+        url: https://developer.arm.com/-/media/Files/downloads/gnu/13.2.rel1/binrel/arm-gnu-toolchain-13.2.rel1-mingw-w64-i686-arm-none-eabi.zip
     linux:
-        url: https://developer.arm.com/-/media/Files/downloads/gnu-rm/10-2020q4/gcc-arm-none-eabi-10-2020-q4-major-x86_64-linux.tar.bz2
+        url: https://developer.arm.com/-/media/Files/downloads/gnu/13.2.rel1/binrel/arm-gnu-toolchain-13.2.rel1-x86_64-arm-none-eabi.tar.xz
     linux_arm:
-        url: https://developer.arm.com/-/media/Files/downloads/gnu-rm/10-2020q4/gcc-arm-none-eabi-10-2020-q4-major-aarch64-linux.tar.bz2
+        url: https://developer.arm.com/-/media/Files/downloads/gnu/13.2.rel1/binrel/arm-gnu-toolchain-13.2.rel1-aarch64-arm-none-eabi.tar.xz
 
 openocd:
     type: archive

port/platform/stm32cube/mcu/stm32f4/runner/Makefile

@@ -76,12 +76,15 @@ override CFLAGS += \
 	$(DEFINES) -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard -mthumb -std=gnu11 -g3 -O0 -Wall \
 	-ffunction-sections -fdata-sections -fstack-usage --specs=nano.specs -MMD -MP $(U_FLAGS)
 
+# Note: the --no-warn-rwx-segments suppression was added in moving from
+# GCC ARM "10-2020-q4-major" to "13.2.rel1" as the behaviour of the linker
+# file is outside our control
 override LDFLAGS += \
 	-mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard -mthumb -static -T"$(PLATFORM_PATH)/app/STM32F437VGTX_FLASH.ld" \
 	-Wl,-Map="$(OUTPUT_DIRECTORY)/runner.map" -Wl,--gc-sections -Wl,--wrap=malloc -Wl,--wrap=_malloc_r -Wl,--wrap=calloc \
 	-Wl,--wrap=_calloc_r -Wl,--wrap=realloc -Wl,--wrap=_realloc_r --specs=nano.specs -Wl,--start-group -lc -lm -Wl,--end-group \
-	-Wl,--undefined=uxTopUsedPriority
-
+	-Wl,--undefined=uxTopUsedPriority \
+	-Wl,--no-warn-rwx-segments
 
 # STM32 HAL
 STM32CUBE_FW_SRC += \

port/platform/stm32cube/src/heap_useNewlib.c

@@ -66,8 +66,9 @@
 #include <stddef.h>
 
 #include "newlib.h"
-#if (__NEWLIB__ != 3) || (__NEWLIB_MINOR__ != 3)
-#warning "This wrapper was verified for newlib version 3.3.0; please ensure newlib's external requirements for malloc-family are unchanged!"
+#if ((__NEWLIB__ != 3) || ((__NEWLIB_MINOR__ != 0) && (__NEWLIB_MINOR__ != 1) && (__NEWLIB_MINOR__ != 3))) && \
+    ((__NEWLIB__ != 4) || (__NEWLIB_MINOR__ != 3))
+#warning "This wrapper was verified for newlib versions 3.0.0, 3.1.0, 3.3.0 and 4.3.0; please ensure newlib's external requirements for malloc-family are unchanged!"
 #endif
 
 #include "FreeRTOS.h" // defines public interface we're implementing here