linux-kernel - Re: [PATCH 2/2] ARM: at91: pm: switch to the PIE infrastructure

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Date:	Sun, 3 Apr 2016 20:16:49 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Cc:	kbuild-all@...org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	Dave Martin <Dave.Martin@....com>,
	Olof Johansson <olof@...om.net>,
	Doug Anderson <dianders@...omium.org>,
	Heiko Stuebner <heiko@...ech.de>, Russ Dill <Russ.Dill@...com>,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Subject: Re: [PATCH 2/2] ARM: at91: pm: switch to the PIE infrastructure

Hi Alexandre,

[auto build test ERROR on arm/for-next]
[also build test ERROR on v4.6-rc1 next-20160401]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Alexandre-Belloni/Embedding-Position-Independent-Executables/20160403-152807
base:   http://repo.or.cz/linux-2.6/linux-2.6-arm.git for-next
config: arm-allmodconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   arch/arm/mach-at91/pm/pie_stage2.o: In function `atmel_pm_suspend':
>> :(.text+0x10): undefined reference to `__gnu_mcount_nc'
   arch/arm/mach-at91/pm/pie_stage2.o: In function `__pie___div0':
   :(.text+0x3a4): undefined reference to `__gnu_mcount_nc'
   arch/arm/mach-at91/pm/pie_stage2.o: In function `__pie___aeabi_unwind_cpp_pr0':
   :(.text+0x3d4): undefined reference to `__gnu_mcount_nc'
   arch/arm/mach-at91/pm/pie_stage2.o: In function `__pie___aeabi_unwind_cpp_pr1':
   :(.text+0x404): undefined reference to `__gnu_mcount_nc'
   arch/arm/mach-at91/pm/pie_stage2.o: In function `__pie___aeabi_unwind_cpp_pr2':
   :(.text+0x434): undefined reference to `__gnu_mcount_nc'
   arch/arm/mach-at91/pm/pie_stage2.o: In function `_GLOBAL__sub_I_65535_0_atmel_pm_suspend':
>> :(.text.startup+0x14): undefined reference to `__gcov_init'
   arch/arm/mach-at91/pm/pie_stage2.o: In function `__pie__GLOBAL__sub_I_65535_0_(double, int, void, )':
   :(.text.startup+0x30): undefined reference to `__gcov_init'
>> arch/arm/mach-at91/pm/pie_stage2.o:(.data+0x10): undefined reference to `__gcov_merge_add'
>> arch/arm/mach-at91/pm/pie_stage2.o:(.data.rel+0x10): undefined reference to `__gcov_merge_add'

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