Hi Olivier,

Patch worked for me. But I am using build command with "-b DEBUG" option.
This give me some "unused-but-set-variable" errors.
I think following changes in the patch should work:

diff --git
a/ArmPlatformPkg/Documentation/patches/BaseTools-Pending-Patches.patch
b/ArmPlatformPkg/Documentation/patches/BaseTools-Pending-Patches.patch
index fd91660..f64ccfb 100755
--- a/ArmPlatformPkg/Documentation/patches/BaseTools-Pending-Patches.patch
+++ b/ArmPlatformPkg/Documentation/patches/BaseTools-Pending-Patches.patch
@@ -86,7 +86,7 @@ Index: BaseTools/Conf/tools_def.template

 -  DEBUG_ARMLINUXGCC_ARM_CC_FLAGS = $(ARCHCC_FLAGS) $(PLATFORM_FLAGS)
DEF(GCC_ARMGCC_CC_FLAGS) -Wno-address -O0
 -RELEASE_ARMLINUXGCC_ARM_CC_FLAGS = $(ARCHCC_FLAGS) $(PLATFORM_FLAGS)
DEF(GCC_ARMGCC_CC_FLAGS) -Wno-address -Wno-unused-but-set-variable
-+  DEBUG_ARMLINUXGCC_ARM_CC_FLAGS = $(ARCHCC_FLAGS) $(PLATFORM_FLAGS)
DEF(GCC_ARMGCC_CC_FLAGS) -fno-stack-protector -mno-unaligned-access -O0
++  DEBUG_ARMLINUXGCC_ARM_CC_FLAGS = $(ARCHCC_FLAGS) $(PLATFORM_FLAGS)
DEF(GCC_ARMGCC_CC_FLAGS) -fno-stack-protector -mno-unaligned-access
-Wno-unused-but-set-variable -O0^M
 +RELEASE_ARMLINUXGCC_ARM_CC_FLAGS = $(ARCHCC_FLAGS) $(PLATFORM_FLAGS)
DEF(GCC_ARMGCC_CC_FLAGS) -fno-stack-protector  -mno-unaligned-access
-Wno-unused-but-set-variable

  #################


-- 
Thanks and Regards,
Shiva.


On Mon, Oct 22, 2012 at 2:40 PM, Olivier Martin <olivier.mar...@arm.com>wrote:

> Hi Nicola,
> If you apply the pending BaseTools patches:
> patch -p0 <
> ArmPlatformPkg/Documentation/patches/BaseTools-Pending-Patches.patch
> that should solve your build errors.
>
> The ARMLINUXGCC flags have been updated in the BaseTools repository but the
> BaseTools have not been synced up with EDK2 repository for a while.
>
> Olivier
>
> -----Original Message-----
> From: Nicola Johnsen [mailto:nicolajohn...@yahoo.co.uk]
> Sent: 22 October 2012 10:07
> To: edk2-devel@lists.sourceforge.net
> Subject: [edk2] undefined reference to `__stack_chk_fail'
>
> Hi, I'm using the latest EDK2 code and I'm trying to build a boot loader
> for
> the VE board with the Cortex-A15:
>
> build -a ARM -p
> ArmPlatformPkg/ArmVExpressPkg/ArmVExpress-RTSM-A15_MPCore.dsc -t
> ARMLINUXGCC
>
> But I get the following error:
>
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
> C/ARM/ArmPlatformPkg/Sec/Sec/OUTPUT/ArmPlatformSec.lib(Sec.obj): In
> function
> `CEntryPoint':
> /code/uefi/tianocore/edk2/ArmPlatformPkg/Sec/Sec.c:127: undefined reference
> to `__stack_chk_fail'
> /code/uefi/tianocore/edk2/ArmPlatformPkg/Sec/Sec.c:127: undefined reference
> to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/MdePkg/Library/BasePrintLib/BasePrintLib/OUTPUT/BasePrintLib.lib(Print
> LibInternal.obj): In function `BasePrintLibConvertValueToString':
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePrintLib/PrintLibInternal.c:268
> : undefined reference to `__stack_chk_fail'
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePrintLib/PrintLibInternal.c:268
> : undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/MdePkg/Library/BasePrintLib/BasePrintLib/OUTPUT/BasePrintLib.lib(Print
> LibInternal.obj): In function `BasePrintLibSPrintMarker':
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePrintLib/PrintLibInternal.c:426
> : undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePrintLib/PrintLibInternal.c:955
> : undefined reference to `__stack_chk_fail'
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePrintLib/PrintLibInternal.c:955
> : undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/MdePkg/Library/BaseDebugLibSerialPort/BaseDebugLibSerialPort/OUTPUT/Ba
> seDebugLibSerialPort.lib(DebugLib.obj): In function `DebugPrint':
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BaseDebugLibSerialPort/DebugLib.c:9
> 9: undefined reference to `__stack_chk_fail'
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BaseDebugLibSerialPort/DebugLib.c:9
> 9: undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/MdePkg/Library/BaseDebugLibSerialPort/BaseDebugLibSerialPort/OUTPUT/Ba
> seDebugLibSerialPort.lib(DebugLib.obj): In function `DebugAssert':
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BaseDebugLibSerialPort/DebugLib.c:1
> 51: undefined reference to `__stack_chk_fail'
>
> /code/uefi/tianocore/edk2/MdePkg/Library/BaseDebugLibSerialPort/DebugLib.c:1
> 51: undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/ArmPkg/Library/DebugPeCoffExtraActionLib/DebugPeCoffExtraActionLib/OUT
> PUT/DebugUnixPeCoffExtraActionLib.lib(DebugPeCoffExtraActionLib.obj): In
> function `PeCoffLoaderRelocateImageExtraAction':
>
> /code/uefi/tianocore/edk2/ArmPkg/Library/DebugPeCoffExtraActionLib/DebugPeCo
> ffExtraActionLib.c:100: undefined reference to `__stack_chk_fail'
>
> /code/uefi/tianocore/edk2/ArmPkg/Library/DebugPeCoffExtraActionLib/DebugPeCo
> ffExtraActionLib.c:100: undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/ArmPkg/Library/DebugPeCoffExtraActionLib/DebugPeCoffExtraActionLib/OUT
> PUT/DebugUnixPeCoffExtraActionLib.lib(DebugPeCoffExtraActionLib.obj): In
> function `PeCoffLoaderUnloadImageExtraAction':
>
> /code/uefi/tianocore/edk2/ArmPkg/Library/DebugPeCoffExtraActionLib/DebugPeCo
> ffExtraActionLib.c:135: undefined reference to `__stack_chk_fail'
>
> /code/uefi/tianocore/edk2/ArmPkg/Library/DebugPeCoffExtraActionLib/DebugPeCo
> ffExtraActionLib.c:135: undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/MdePkg/Library/BasePeCoffLib/BasePeCoffLib/OUTPUT/BasePeCoffLib.lib(Ba
> sePeCoff.obj): In function `PeCoffLoaderGetPeHeader':
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePeCoffLib/BasePeCoff.c:238:
> undefined reference to `__stack_chk_guard'
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePeCoffLib/BasePeCoff.c:423:
> undefined reference to `__stack_chk_fail'
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePeCoffLib/BasePeCoff.c:423:
> undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/MdePkg/Library/BasePeCoffLib/BasePeCoffLib/OUTPUT/BasePeCoffLib.lib(Ba
> sePeCoff.obj): In function `PeCoffLoaderGetImageInfo':
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePeCoffLib/BasePeCoff.c:615:
> undefined reference to `__stack_chk_guard'
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePeCoffLib/BasePeCoff.c:739:
> undefined reference to `__stack_chk_fail'
> /code/uefi/tianocore/edk2/MdePkg/Library/BasePeCoffLib/BasePeCoff.c:739:
> undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXGC
>
> C/ARM/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultExceptionHandlerLibBa
> se/OUTPUT/DefaultExceptionHandlerBaseLib.lib(DefaultExceptionHandler.obj):
> In function `DefaultExceptionHandler':
>
> /code/uefi/tianocore/edk2/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultE
> xceptionHandler.c:233: undefined reference to `__stack_chk_guard'
>
> /code/uefi/tianocore/edk2/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultE
> xceptionHandler.c:268: undefined reference to `__stack_chk_fail'
>
> /code/uefi/tianocore/edk2/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultE
> xceptionHandler.c:268: undefined reference to `__stack_chk_guard'
> make: ***
>
> [/code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXG
> CC/ARM/ArmPlatformPkg/Sec/Sec/DEBUG/ArmPlatformSec.dll] Error 1
>
>
> build.py...
>  : error 7000: Failed to execute command
>     make --no-print-directory tbuild
>
> [/code/uefi/tianocore/edk2/Build/ArmVExpress-RTSM-A15_MPCore/DEBUG_ARMLINUXG
> CC/ARM/ArmPlatformPkg/Sec/Sec]
>
>
> build.py...
>  : error F002: Failed to build module
>     /code/uefi/tianocore/edk2/ArmPlatformPkg/Sec/Sec.inf [ARM, ARMLINUXGCC,
> DEBUG]
>
> - Failed -
> Build end time: 10:00:09, Oct.22 2012
> Build total time: 00:00:02
>
> Any idea what the problem is?
>
>
> Cheers, Nicola
>
>
> ----------------------------------------------------------------------------
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>
>
>
>
>
>
> ------------------------------------------------------------------------------
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