[oe] [meta-browser] Modern Chromium with GN

[Raphael Kubo da Costa]

Trevor Woerner <twoerner at gmail.com> writes:

> On Thu 2017-10-19 @ 06:24:11 PM, Raphael Kubo da Costa wrote:
>> Raphael Kubo da Costa <raphael.kubo.da.costa at intel.com> writes:
>> > Work on Chromium 62 has started, but updating is a bit slower now that
>> > I'm trying to test GCC 5, 7, pyro and rocko.
>>
>> I've pushed a new branch called "chromium62". It's been test-built
>> against Yocto's pyro (with GCC 5) and rocko (with GCC 7) for x86 and
>> x86-64.
>>
>> Additional testing is appreciated!
>
> It looks like something in the chromium62 build is calling my native g++ and
> expecting that this native g++ will be recent enough to support c++14:
>
>
> 	| g++ -MMD -MF base/base_paths.o.d
> 	| -I/z/chromium/crosswalk/build/tmp-glibc/work/x86_64-linux/gn-native/62.0.3202.62-r0/chromium-62.0.3202.62/out_bootstrap/gen
> 	| -I/z/chromium/crosswalk/build/tmp-glibc/work/x86_64-linux/gn-native/62.0.3202.62-r0/chromium-62.0.3202.62
> 	| -isystem/z/chromium/crosswalk/build/tmp-glibc/work/x86_64-linux/gn-native/62.0.3202.62-r0/recipe-sysroot-native/usr/include
> 	| -O2 -pipe -DNO_TCMALLOC -D__STDC_FORMAT_MACROS -O2 -g0
> 	| -D_FILE_OFFSET_BITS=64 -D__STDC_CONSTANT_MACROS
> 	| -D__STDC_FORMAT_MACROS -pthread -pipe -fno-exceptions
> 	| -isystem/z/chromium/crosswalk/build/tmp-glibc/work/x86_64-linux/gn-native/62.0.3202.62-r0/recipe-sysroot-native/usr/include
> 	| -O2 -pipe -std=c++14 -Wno-c++11-narrowing -c
> 	| /z/chromium/crosswalk/build/tmp-glibc/work/x86_64-linux/gn-native/62.0.3202.62-r0/chromium-62.0.3202.62/base/base_paths.cc
> 	| -o base/base_paths.o
> 	| g++: error: unrecognized command line option ‘-std=c++14’

Ouch :( That's a new kind of issue I was not expecting.

> [...]

> Is there any way to intercept these calls and have it call OE's gcc-native
> instead?

Do you have an example of that being done in another recipe?