allow to change optimization level with debug mode

Author: hathach

boards.txt

@@ -48,11 +48,11 @@ feather52.build.extra_flags=-DARDUINO_FEATHER52
 
 # Debug Menu
 feather52.menu.debug.l0=Level 0 (Release)
-feather52.menu.debug.l0.build.debug_flags=-DCFG_DEBUG=0
+feather52.menu.debug.l0.build.debug_flags=-DCFG_DEBUG=0 -Os
 feather52.menu.debug.l1=Level 1 (Error Message)
-feather52.menu.debug.l1.build.debug_flags=-DCFG_DEBUG=1
+feather52.menu.debug.l1.build.debug_flags=-DCFG_DEBUG=1 -Os
 feather52.menu.debug.l2=Level 2 (Full Debug)
-feather52.menu.debug.l2.build.debug_flags=-DCFG_DEBUG=2
+feather52.menu.debug.l2.build.debug_flags=-DCFG_DEBUG=2 -Os
 
 #**********************************************
 # Metro nrf52 Board
@@ -78,8 +78,8 @@ feather52.menu.debug.l2.build.debug_flags=-DCFG_DEBUG=2
 
 # Debug Menu
 #metro52.menu.debug.l0=Level 0 (Release)
-#metro52.menu.debug.l0.build.debug_flags=-DCFG_DEBUG=0
+#metro52.menu.debug.l0.build.debug_flags=-DCFG_DEBUG=0 -Os
 #metro52.menu.debug.l1=Level 1 (Error Message)
-#metro52.menu.debug.l1.build.debug_flags=-DCFG_DEBUG=1
+#metro52.menu.debug.l1.build.debug_flags=-DCFG_DEBUG=1 -Os
 #metro52.menu.debug.l2=Level 2 (Full Debug)
-#metro52.menu.debug.l2.build.debug_flags=-DCFG_DEBUG=2
+#metro52.menu.debug.l2.build.debug_flags=-DCFG_DEBUG=2 -Os

libraries/Bluefruit52Lib/src/utility/bootloader_util.c

@@ -28,6 +28,7 @@
  *
  * @note This function will never return but issue a reset into provided application.
  */
+ static inline void bootloader_util_reset(uint32_t start_addr) __attribute__ ((optimize("-fomit-frame-pointer")));
 static inline void bootloader_util_reset(uint32_t start_addr)
 {
     __asm volatile(

platform.txt

@@ -30,13 +30,13 @@ compiler.warning_flags.all=-Wall -Wextra -Wno-unused-parameter -Wno-missing-fiel
 
 compiler.path={runtime.tools.gcc-arm-none-eabi-5_2-2015q4.path}/bin/
 compiler.c.cmd=arm-none-eabi-gcc
-compiler.c.flags=-mcpu={build.mcu} -mthumb -c -g -Os {compiler.warning_flags} {build.float_flags} -std=gnu11 -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -MMD -DSOFTDEVICE_PRESENT
+compiler.c.flags=-mcpu={build.mcu} -mthumb -c -g {compiler.warning_flags} {build.float_flags} -std=gnu11 -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -MMD -DSOFTDEVICE_PRESENT
 compiler.c.elf.cmd=arm-none-eabi-gcc
 compiler.c.elf.flags=-Os -Wl,--gc-sections -save-temps
 compiler.S.cmd=arm-none-eabi-gcc
 compiler.S.flags=-c -g -x assembler-with-cpp
 compiler.cpp.cmd=arm-none-eabi-g++
-compiler.cpp.flags=-mcpu={build.mcu} -mthumb -c -g -Os {compiler.warning_flags} {build.float_flags} -std=gnu++11 -ffunction-sections -fdata-sections -fno-threadsafe-statics -nostdlib --param max-inline-insns-single=500 -fno-rtti -fno-exceptions -MMD
+compiler.cpp.flags=-mcpu={build.mcu} -mthumb -c -g {compiler.warning_flags} {build.float_flags} -std=gnu++11 -ffunction-sections -fdata-sections -fno-threadsafe-statics -nostdlib --param max-inline-insns-single=500 -fno-rtti -fno-exceptions -MMD
 compiler.ar.cmd=arm-none-eabi-ar
 compiler.ar.flags=rcs
 compiler.objcopy.cmd=arm-none-eabi-objcopy
@@ -51,7 +51,7 @@ compiler.size.cmd=arm-none-eabi-size
 # this can be overriden in boards.txt
 build.extra_flags=
 build.lfclk_flags=-DUSE_LFXO
-build.debug_flags=
+build.debug_flags=-DCFG_DEBUG=0 -Os
 build.float_flags=-mfloat-abi=hard -mfpu=fpv4-sp-d16
 build.ldscript=bluefruit52_s132_v201.ld
 
@@ -61,7 +61,7 @@ nffs.path={runtime.platform.path}/libraries/nffs/src
 
 compiler.nrf.flags=-DARDUINO_NRF52_ADAFRUIT -DNRF5 -DNRF52 -DS132 "-I{nrf.sdk.path}/components/toolchain/" "-I{nrf.sdk.path}/components/toolchain/CMSIS/Include" "-I{nrf.sdk.path}/components/toolchain/gcc/" "-I{nrf.sdk.path}/components/device/" "-I{nrf.sdk.path}/components/drivers_nrf/delay/" "-I{nrf.sdk.path}/components/softdevice/s132/headers/" "-I{rtos.path}/source/include" "-I{rtos.path}/config" "-I{rtos.path}/portable/GCC/nrf52" "-I{rtos.path}/portable/CMSIS/nrf52"
 
-nffs.includes="-I{nffs.path}/fs/nffs/include" "-I{nffs.path}/fs/fs/include" "-I{nffs.path}/util/crc/include" "-I{nffs.path}/kernel/os/include" "-I{nffs.path}/kernel/os/include/os/arch/cortex_m4" "-I{nffs.path}/hw/hal/include" "-I{nffs.path}/sys/flash_map/include"
+nffs.includes="-I{nffs.path}/fs/nffs/include" "-I{nffs.path}/fs/fs/include" "-I{nffs.path}/util/crc/include" "-I{nffs.path}/kernel/os/include" "-I{nffs.path}/kernel/os/include/os/arch/cortex_m4" "-I{nffs.path}/hw/hal/include" "-I{nffs.path}/sys/flash_map/include" "-I{nffs.path}/sys/defs/include"
 
 # These can be overridden in platform.local.txt
 compiler.c.extra_flags=