I just added handcrafted toolchain (ELFCLANG) to Conf/tools_def.txt.
And tried to compile DuetPkg -- DEBUG & IA32. Command lines follows
"clang" -ffreestanding -m32 -fshort-wchar -fno-strict-aliasing -Wall
-c -include
/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/DEBUG/AutoGen.h
-D
STRING_ARRAY_NAME=DxeCoreStrings -o
/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/OUTPUT/Mem/Pool.obj
-I/tiano/edk2/MdeModulePkg/Core/Dxe/DxeMain
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Dispatcher
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Event
-I/tiano/edk2/MdeModulePkg/Core/Dxe/FwVol
-I/tiano/edk2/MdeModulePkg/Core/Dxe/FwVolBlock
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Mem
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Gcd
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Hand
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Library -I/tiano/edk2/
MdeModulePkg/Core/Dxe/Misc -I/tiano/edk2/MdeModulePkg/Core/Dxe/Image
-I/tiano/edk2/MdeModulePkg/Core/Dxe/SectionExtraction
-I/tiano/edk2/MdeModulePkg/Core/Dxe -I/tiano/edk2/Build/
DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/DEBUG
-I/tiano/edk2/MdePkg -I/tiano/edk2/MdePkg/Include
-I/tiano/edk2/MdePkg/Include/Ia32 -I/tiano/edk2/MdeModulePkg
-I/tiano/edk2/MdeModulePkg/Include /tiano/edk2/MdeModulePkg/Core/Dxe/Mem/Pool.c
/tiano/edk2/MdeModulePkg/Core/Dxe/Mem/Pool.c:188:49: warning:
comparison of constant 2147483647 with expression of type
'EFI_MEMORY_TYPE' is always true [-Wtautological-constant-o
ut-of-range-compare]
if ((PoolType >= EfiMaxMemoryType && PoolType <= 0x7fffffff) ||
~~~~~~~~ ^ ~~~~~~~~~~
1 warning generated.
"echo" Symbol renaming not needed for
/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/OUTPUT/Mem/Pool.obj
Symbol renaming not needed for
/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/OUTPUT/Mem/Pool.obj
"clang" -ffreestanding -m32 -fshort-wchar -fno-strict-aliasing -Wall
-c -include
/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/DEBUG/AutoGen.h
-DSTRING_ARRAY_NAME=DxeCoreStrings -o
/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/OUTPUT/Mem/Page.obj
-I/tiano/edk2/MdeModulePkg/Core/Dxe/DxeMain
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Dispatcher
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Event
-I/tiano/edk2/MdeModulePkg/Core/Dxe/FwVol
-I/tiano/edk2/MdeModulePkg/Core/Dxe/FwVolBlock
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Mem
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Gcd
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Hand
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Library
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Misc
-I/tiano/edk2/MdeModulePkg/Core/Dxe/Image
-I/tiano/edk2/MdeModulePkg/Core/Dxe/SectionExtraction
-I/tiano/edk2/MdeModulePkg/Core/Dxe
-I/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/DEBUG
-I/tiano/edk2/MdePkg -I/tiano/edk2/MdePkg/Include
-I/tiano/edk2/MdePkg/Include/Ia32 -I/tiano/edk2/MdeModulePkg
-I/tiano/edk2/MdeModulePkg/Include
/tiano/edk2/MdeModulePkg/Core/Dxe/Mem/Page.c
/tiano/edk2/MdeModulePkg/Core/Dxe/Mem/Page.c:528:40: warning:
comparison of constant 2147483647 with expression of type
'EFI_MEMORY_TYPE' is always true
[-Wtautological-constant-out-of-range-compare]
if (Type >= EfiMaxMemoryType && Type <= 0x7fffffff) {
~~~~ ^ ~~~~~~~~~~
/tiano/edk2/MdeModulePkg/Core/Dxe/Mem/Page.c:1101:53: warning:
comparison of constant 2147483647 with expression of type
'EFI_MEMORY_TYPE' is always true
[-Wtautological-constant-out-of-range-compare]
if ((MemoryType >= EfiMaxMemoryType && MemoryType <= 0x7fffffff) ||
~~~~~~~~~~ ^ ~~~~~~~~~~
2 warnings generated.
"echo" Symbol renaming not needed for
/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/OUTPUT/Mem/Page.obj
Symbol renaming not needed for
/tiano/edk2/Build/DuetPkgIA32/DEBUG_ELFCLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/OUTPUT/Mem/Page.obj
On Wed, Jan 16, 2013 at 6:21 AM, Tian, Feng <feng.t...@intel.com> wrote:
> Hi, Saoukh
>
>
>
> What tool-chain and build option are you using? Are you changing
> tools_def.txt in Conf directory?
>
> Could you paste the entire command line of building this .c file to us?
>
>
>
> Thanks
>
> Feng
>
>
>
> From: Nikolai Saoukh [mailto:n...@otdel-1.org]
> Sent: Tuesday, January 15, 2013 22:27
>
>
> To: edk2-devel@lists.sourceforge.net
> Subject: [edk2] tautological-constant-out-of-range-compare
>
>
>
> This particular case was discussed already
>
>
>
> /tiano/edk2/MdeModulePkg/Core/Dxe/Mem/Pool.c:188:49: error: comparison of
> constant 2147483647 with expression of type 'EFI_MEMORY_TYPE' is always true
> [-Werror,-Wtautological-constant-out-of-range-compare]
>
> if ((PoolType >= EfiMaxMemoryType && PoolType <= 0x7fffffff) ||
>
> ~~~~~~~~ ^ ~~~~~~~~~~
>
>
>
> /tiano/edk2/MdeModulePkg/Core/Dxe/Mem/Page.c:528:40: error: comparison of
> constant 2147483647 with expression of type 'EFI_MEMORY_TYPE' is always true
> [-Werror,-Wtautological-constant-out-of-range-compare]
>
> if (Type >= EfiMaxMemoryType && Type <= 0x7fffffff) {
>
> ~~~~ ^ ~~~~~~~~~~
>
>
>
> .................
>
>
>
> "i686-pc-mingw32-objcopy" --redefine-sym _memcpy=_CopyMem --redefine-sym
> _memset=_SetMem
> /tiano/edk2/Build/DuetPkgIA32/DEBUG_PECLANG/IA32/MdeModulePkg/Core/Dxe/DxeMain/OUTPUT/Mem/Pool.obj
>
> /tiano/edk2/MdeModulePkg/Core/Dxe/Mem/Page.c:1101:53: error: comparison of
> constant 2147483647 with expression of type 'EFI_MEMORY_TYPE' is always true
> [-Werror,-Wtautological-constant-out-of-range-compare]
>
> if ((MemoryType >= EfiMaxMemoryType && MemoryType <= 0x7fffffff) ||
>
> ~~~~~~~~~~ ^ ~~~~~~~~~~
>
>
>
>
>
> I guess it should be written like this
>
>
>
> if ((PoolType >= EfiMaxMemoryType && ((UINT32)PoolType <= 0x7fffffff)) ...
>
>
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