kernel.o(.text) refers to exit.o(.text) for exit
    kernel.o(.text) refers to sys_exit.o(.text) for _sys_exit
    kernel.o(.ARM.exidx) refers to kernel.o(.text) for __rt_entry
    sys_stackheap_outer.o(.text) refers to libspace.o(.text) for __user_perproc_libspace
    sys_stackheap_outer.o(.text) refers to stm32f10x.o(.text) for __user_initial_stackheap
    rt_stackheap_storage.o(.text) refers to rt_stackheap_storage.o(.bss) for __rt_stackheap_storage_data
    rt_stackheap_storage_intlibspace.o(.text) refers to libspace.o(.bss) for __libspace_start
    sys_exit.o(.text) refers to use_no_semi.o(.text) for __I_use_semihosting
    libspace.o(.text) refers to libspace.o(.bss) for __libspace_start
    exit.o(.text) refers to kernel.o(.text) for __rt_exit
    stkheap1.o(.text) refers to sys_stackheap_outer.o(.text) for __user_setup_stackheap
    stkheap1.o(.text) refers to rt_stackheap_storage_intlibspace.o(.text) for __rt_stackheap_storage
    lib_init.o(.emb_text) refers to no_argv.o(.text) for __ARM_get_argv
    lib_init.o(.text) refers to fpinit.o(x$fpl$fpinit) for _fp_init
    lib_init.o(.text) refers to lib_init.o(.emb_text) for __ARM_argv_veneer
    lib_init.o(.text) refers to rt_locale_intlibspace.o(.text) for __rt_locale
    rt_locale.o(.text) refers to rt_locale.o(.bss) for __rt_locale_data
    rt_locale_intlibspace.o(.text) refers to libspace.o(.bss) for __libspace_start
    _get_argv.o(.text) refers to heapext.o(.text) for __heap_extend
    _get_argv.o(.text) refers to defsig_rtmem_outer.o(.text) for __rt_SIGRTMEM
    _get_argv.o(.text) refers to sys_command.o(.text) for _sys_command_string
    _get_argv.o(.text) refers (Special) to hrguard.o(.text) for __heap_region_guard
    fpinit.o(x$fpl$fpinit) refers to rt_fp_status_addr_intlibspace.o(.text) for __rt_fp_status_addr
    sys_command.o(.text) refers (Special) to use_no_semi.o(.text) for __I_use_semihosting
    rt_fp_status_addr.o(.text) refers to rt_fp_status_addr.o(.bss) for __rt_fp_status_addr_data
    rt_fp_status_addr_intlibspace.o(.text) refers to libspace.o(.bss) for __libspace_start
    defsig_rtmem_outer.o(.text) refers to defsig_rtmem_inner.o(.text) for __rt_SIGRTMEM_inner
    defsig_rtmem_outer.o(.text) refers to defsig_exit.o(.text) for __sig_exit
    defsig_rtmem_formal.o(.text) refers to rt_raise.o(.text) for __rt_raise
    defsig_rtmem_formal.o(.text) refers (Special) to defsig_rtmem_inner.o(.text) for __rt_SIGRTMEM_inner
    heapext.o(.text) refers to stkheap2.o(.text) for __rt_heap_extend
    rt_raise.o(.text) refers to __raise.o(.text) for __raise
    rt_raise.o(.text) refers to sys_exit.o(.text) for _sys_exit
    defsig_exit.o(.text) refers to sys_exit.o(.text) for _sys_exit
    defsig_rtmem_inner.o(.text) refers to defsig_general.o(.text) for __default_signal_display
    __raise.o(.text) refers to defsig.o(CL$$defsig) for __default_signal_handler
    defsig_general.o(.text) refers to sys_wrch.o(.text) for _ttywrch
    sys_wrch.o(.text) refers (Special) to use_no_semi.o(.text) for __I_use_semihosting
    defsig.o(CL$$defsig) refers (Weak) to defsig_rtmem_inner.o(.text) for __rt_SIGRTMEM_inner


================================================================================

Removing Unused input sections from the image.

    Removing stm32f10x.o(RESET), (236 bytes).
    Removing stm32f10x_it.o(.text), (564 bytes).
    Removing stm32f10x_adc.o(i.ADC_DeInit), (48 bytes).
    Removing stm32f10x_adc.o(i.ADC_StructInit), (18 bytes).
    Removing stm32f10x_adc.o(i.ADC_DMACmd), (22 bytes).
    Removing stm32f10x_adc.o(i.ADC_GetSoftwareStartConvStatus), (14 bytes).
    Removing stm32f10x_adc.o(i.ADC_DiscModeChannelCountConfig), (18 bytes).
    Removing stm32f10x_adc.o(i.ADC_DiscModeCmd), (20 bytes).
    Removing stm32f10x_adc.o(i.ADC_ExternalTrigConvCmd), (20 bytes).
    Removing stm32f10x_adc.o(i.ADC_GetConversionValue), (6 bytes).
    Removing stm32f10x_adc.o(i.ADC_GetDualModeConversionValue), (12 bytes).
    Removing stm32f10x_adc.o(i.ADC_AutoInjectedConvCmd), (20 bytes).
    Removing stm32f10x_adc.o(i.ADC_InjectedDiscModeCmd), (20 bytes).
    Removing stm32f10x_adc.o(i.ADC_ExternalTrigInjectedConvConfig), (12 bytes).
    Removing stm32f10x_adc.o(i.ADC_ExternalTrigInjectedConvCmd), (20 bytes).
    Removing stm32f10x_adc.o(i.ADC_SoftwareStartInjectedConvCmd), (20 bytes).
    Removing stm32f10x_adc.o(i.ADC_GetSoftwareStartInjectedConvCmdStatus), (14 bytes).
    Removing stm32f10x_adc.o(i.ADC_InjectedChannelConfig), (74 bytes).
    Removing stm32f10x_adc.o(i.ADC_InjectedSequencerLengthConfig), (18 bytes).
    Removing stm32f10x_adc.o(i.ADC_SetInjectedOffset), (4 bytes).
    Removing stm32f10x_adc.o(i.ADC_GetInjectedConversionValue), (8 bytes).
    Removing stm32f10x_adc.o(i.ADC_AnalogWatchdogCmd), (16 bytes).
    Removing stm32f10x_adc.o(i.ADC_AnalogWatchdogThresholdsConfig), (6 bytes).
    Removing stm32f10x_adc.o(i.ADC_AnalogWatchdogSingleChannelConfig), (12 bytes).
    Removing stm32f10x_adc.o(i.ADC_GetFlagStatus), (14 bytes).
    Removing stm32f10x_adc.o(i.ADC_ClearFlag), (8 bytes).
    Removing stm32f10x_adc.o(i.ADC_GetITStatus), (28 bytes).
    Removing stm32f10x_adc.o(i.ADC_ClearITPendingBit), (10 bytes).
    Removing stm32f10x_exti.o(i.EXTI_DeInit), (28 bytes).
    Removing stm32f10x_exti.o(i.EXTI_StructInit), (14 bytes).
    Removing stm32f10x_exti.o(i.EXTI_GenerateSWInterrupt), (16 bytes).
    Removing stm32f10x_exti.o(i.EXTI_GetFlagStatus), (20 bytes).
    Removing stm32f10x_exti.o(i.EXTI_ClearFlag), (12 bytes).
    Removing stm32f10x_exti.o(i.EXTI_GetITStatus), (28 bytes).
    Removing stm32f10x_exti.o(i.EXTI_ClearITPendingBit), (12 bytes).
    Removing stm32f10x_flash.o(i.FLASH_HalfCycleAccessCmd), (24 bytes).
    Removing stm32f10x_flash.o(i.FLASH_Unlock), (24 bytes).
    Removing stm32f10x_flash.o(i.FLASH_Lock), (16 bytes).
    Removing stm32f10x_flash.o(i.FLASH_GetStatus), (40 bytes).
    Removing stm32f10x_flash.o(i.FLASH_WaitForLastOperation), (40 bytes).
    Removing stm32f10x_flash.o(i.FLASH_ErasePage), (64 bytes).
    Removing stm32f10x_flash.o(i.FLASH_EraseAllPages), (60 bytes).
    Removing stm32f10x_flash.o(i.FLASH_EraseOptionBytes), (116 bytes).
    Removing stm32f10x_flash.o(i.FLASH_ProgramWord), (68 bytes).
    Removing stm32f10x_flash.o(i.FLASH_ProgramHalfWord), (56 bytes).
    Removing stm32f10x_flash.o(i.FLASH_ProgramOptionByteData), (72 bytes).
    Removing stm32f10x_flash.o(i.FLASH_EnableWriteProtection), (168 bytes).
    Removing stm32f10x_flash.o(i.FLASH_ReadOutProtection), (136 bytes).
    Removing stm32f10x_flash.o(i.FLASH_UserOptionByteConfig), (88 bytes).
    Removing stm32f10x_flash.o(i.FLASH_GetUserOptionByte), (12 bytes).
    Removing stm32f10x_flash.o(i.FLASH_GetWriteProtectionOptionByte), (12 bytes).
    Removing stm32f10x_flash.o(i.FLASH_GetReadOutProtectionStatus), (20 bytes).
    Removing stm32f10x_flash.o(i.FLASH_GetPrefetchBufferStatus), (20 bytes).
    Removing stm32f10x_flash.o(i.FLASH_ITConfig), (24 bytes).
    Removing stm32f10x_flash.o(i.FLASH_GetFlagStatus), (32 bytes).
    Removing stm32f10x_flash.o(i.FLASH_ClearFlag), (12 bytes).
    Removing stm32f10x_gpio.o(i.GPIO_DeInit), (120 bytes).
    Removing stm32f10x_gpio.o(i.GPIO_AFIODeInit), (22 bytes).
    Removing stm32f10x_gpio.o(i.GPIO_StructInit), (16 bytes).
    Removing stm32f10x_gpio.o(i.GPIO_WriteBit), (10 bytes).
    Removing stm32f10x_gpio.o(i.GPIO_PinLockConfig), (16 bytes).
    Removing stm32f10x_gpio.o(i.GPIO_EventOutputConfig), (28 bytes).
    Removing stm32f10x_gpio.o(i.GPIO_EventOutputCmd), (12 bytes).
    Removing stm32f10x_gpio.o(i.GPIO_PinRemapConfig), (60 bytes).
    Removing stm32f10x_i2c.o(i.I2C_DeInit), (48 bytes).
    Removing stm32f10x_i2c.o(i.I2C_StructInit), (28 bytes).
    Removing stm32f10x_i2c.o(i.I2C_DMACmd), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_DMALastTransferCmd), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_AcknowledgeConfig), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_OwnAddress2Config), (16 bytes).
    Removing stm32f10x_i2c.o(i.I2C_DualAddressCmd), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_GeneralCallCmd), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_ITConfig), (16 bytes).
    Removing stm32f10x_i2c.o(i.I2C_ReadRegister), (4 bytes).
    Removing stm32f10x_i2c.o(i.I2C_SoftwareResetCmd), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_SMBusAlertConfig), (22 bytes).
    Removing stm32f10x_i2c.o(i.I2C_TransmitPEC), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_PECPositionConfig), (22 bytes).
    Removing stm32f10x_i2c.o(i.I2C_CalculatePEC), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_GetPEC), (6 bytes).
    Removing stm32f10x_i2c.o(i.I2C_ARPCmd), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_StretchClockCmd), (20 bytes).
    Removing stm32f10x_i2c.o(i.I2C_FastModeDutyCycleConfig), (22 bytes).
    Removing stm32f10x_i2c.o(i.I2C_GetLastEvent), (14 bytes).
    Removing stm32f10x_i2c.o(i.I2C_GetFlagStatus), (24 bytes).
    Removing stm32f10x_i2c.o(i.I2C_ClearFlag), (46 bytes).
    Removing stm32f10x_i2c.o(i.I2C_GetITStatus), (24 bytes).
    Removing stm32f10x_i2c.o(i.I2C_ClearITPendingBit), (46 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_DeInit), (44 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_SCBDeInit), (68 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_PriorityGroupConfig), (20 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_StructInit), (12 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_SETPRIMASK), (4 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_RESETPRIMASK), (4 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_SETFAULTMASK), (4 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_RESETFAULTMASK), (4 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_BASEPRICONFIG), (6 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_GetBASEPRI), (4 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_GetCurrentPendingIRQChannel), (16 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_GetIRQChannelPendingBitStatus), (34 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_SetIRQChannelPendingBit), (12 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_ClearIRQChannelPendingBit), (24 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_GetCurrentActiveHandler), (16 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_GetIRQChannelActiveBitStatus), (34 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_GetCPUID), (12 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_GenerateSystemReset), (16 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_GenerateCoreReset), (16 bytes).
    Removing stm32f10x_nvic.o(i.NVIC_SystemLPConfig), (24 bytes).