[bsp/stm32][templates]support AC6 for stm32 bsp templates.

bsp/stm32/libraries/templates/stm32f0xx/board/board.h

@@ -28,7 +28,7 @@ extern "C" {
 #define STM32_SRAM_SIZE      32
 #define STM32_SRAM_END       (0x20000000 + STM32_SRAM_SIZE * 1024)
 
-#ifdef __CC_ARM
+#if defined(__CC_ARM) || defined(__CLANG_ARM)
 extern int Image$$RW_IRAM1$$ZI$$Limit;
 #define HEAP_BEGIN      ((void *)&Image$$RW_IRAM1$$ZI$$Limit)
 #elif __ICCARM__

bsp/stm32/libraries/templates/stm32f10x/board/board.h

@@ -28,7 +28,7 @@ extern "C" {
 #define STM32_SRAM_SIZE      20
 #define STM32_SRAM_END       (0x20000000 + STM32_SRAM_SIZE * 1024)
 
-#ifdef __CC_ARM
+#if defined(__CC_ARM) || defined(__CLANG_ARM)
 extern int Image$$RW_IRAM1$$ZI$$Limit;
 #define HEAP_BEGIN      ((void *)&Image$$RW_IRAM1$$ZI$$Limit)
 #elif __ICCARM__

bsp/stm32/libraries/templates/stm32l4xx/board/board.h

@@ -29,7 +29,7 @@ extern "C" {
 #define STM32_SRAM1_START              (0x20000000)
 #define STM32_SRAM1_END                (STM32_SRAM1_START + STM32_SRAM1_SIZE * 1024)
 
-#ifdef __CC_ARM
+#if defined(__CC_ARM) || defined(__CLANG_ARM)
 extern int Image$$RW_IRAM1$$ZI$$Limit;
 #define HEAP_BEGIN      ((void *)&Image$$RW_IRAM1$$ZI$$Limit)
 #elif __ICCARM__