[OE-core] [PATCH] gcc5: Add PR65779 patch to fix powerpc compile issues

[Khem Raj]

> On May 12, 2015, at 12:28 AM, Richard Purdie <richard.purdie at linuxfoundation.org> wrote:
> 
> On Mon, 2015-05-11 at 17:24 -0700, Khem Raj wrote:
>> On Mon, May 11, 2015 at 4:20 PM, akuster808 <akuster808 at gmail.com> wrote:
>>> 
>>> 
>>> On 05/11/2015 09:54 AM, Richard Purdie wrote:
>>>> 
>>>> This fixes compile issues on powerpc with gcc 5 which show up with
>>>> errors like:
>>>> 
>>>> | make[2]: Entering directory
>>>> '/media/build1/poky/build/tmp/work/ppc7400-poky-linux/xprop/1_1.2.2-r0/build'
>>>> | powerpc-poky-linux-gcc  -m32 -mhard-float -mcpu=7400
>>>> --sysroot=/media/build1/poky/build/tmp/sysroots/qemuppc -Wall
>>>> -Wpointer-arith -Wmissing-declarations -Wformat=2 -Wstrict-prototypes
>>>> -Wmissing-prototypes -Wnested-externs -Wbad-function-cast
>>>> -Wold-style-definition -Wdeclaration-after-statement -Wunused
>>>> -Wuninitialized -Wshadow -Wmissing-noreturn -Wmissing-format-attribute
>>>> -Wredundant-decls -Wlogical-op -Werror=implicit -Werror=nonnull
>>>> -Werror=init-self -Werror=main -Werror=missing-braces -Werror=sequence-point
>>>> -Werror=return-type -Werror=trigraphs -Werror=array-bounds
>>>> -Werror=write-strings -Werror=address -Werror=int-to-pointer-cast
>>>> -Werror=pointer-to-int-cast -fno-strict-aliasing  -O2 -pipe -g
>>>> -feliminate-unused-debug-types  -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed
>>>> -o xprop dsimple.o clientwin.o xprop.o -lX11
>>>> | /media/build1/poky/build/tmp/sysroots/qemuppc/usr/lib/../lib/libX11.so:
>>>> undefined reference to `.LCL2'
>>>> | collect2: error: ld returned 1 exit status
>>>> 
>>>> Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
>>> 
>>> 
>>> Acked-by: Armin Kuster <Akuster808 at gmail.com>
>>> 
>>> 
>>> this fixes all but one package(lzop) failure on qemuppc base yocto world
>>> build.
>>> 
>> 
>> I am fine witj this patch for now, since we are mostly build testing,
>> we have to keep in mind
>> its a codegen bug and can bite us at runtime. I am just hoping for an
>> update to this patch and that will eliminate
>> that doubt.
> 
> Agreed, an update upstream would obviously help. FWIW the automated
> runtime tests did look reasonable on the autobuilder apart from:
> 
> core-image-sato-sdk has a problem with the C++ toolchain not finding
> limits (all arches).
> 

hmm thats interesting. Can you point to an error for more details ?

> qemuarm is not booting (minimal, sato or sato-sdk).

yes I have had problems with linux-yocto on emulator too.

> 
> However these issues were present before the patch so I don't think its
> related.

right

> 
> Since the failures list is better with the patch I'll merge it until
> something better comes along.

thats OK

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