RFR (8u): 8034788: Rewrite toolchain.m4 to support multiple toolchains per platform

[Kevin Walls]

That's great, thanks Magnus.


On 05/04/2018 11:53, Magnus Ihse Bursie wrote:
>
> On 2018-04-05 10:46, Kevin Walls wrote:
>> Hi,
>>
>> I'd like to get a technical review of a backport to jdk8u:
>>
>> 8034788: Rewrite toolchain.m4 to support multiple toolchains per 
>> platform
>> JBS: https://bugs.openjdk.java.net/browse/JDK-8034788
>> 9 changeset: http://hg.openjdk.java.net/jdk9/jdk9/rev/b18872ff5379
>>
>> 8u webrev: http://cr.openjdk.java.net/~kevinw/8034788/webrev.00/
> Looks good to me.
>
> /Magnus
>>
>> toolchain.m4 did not import, lots of manual changes there, most other 
>> files imported OK.
>>
>> This change adds flags.m4 which we have in 9, but not in 8 until now. 
>> When 8151841 happened in 8u ( 
>> http://closedjdk.us.oracle.com/jdk8u/jdk8u-cpu/rev/73494e6ff8e5 ) it 
>> worked with toolchain.m4, and didn't create flags.m4.  But doing 
>> 8034788 now, I wanted to bring 8 and 9 closer together, to make 
>> further changes easier, so I add flags.m4, and e.g. 
>> FLAGS_SETUP_GCC6_COMPILER_FLAGS moves to flags.m4.
>>
>> (I updated copyright years after creating the webrev.)
>>
>> Thanks
>> Kevin
>>
>