[PATCH] D130327: [ODRHash] Detect duplicate `ObjCProtocolDecl` ODR mismatches during parsing.

Tue Nov 22 14:11:02 PST 2022

daltenty added a comment.

In D130327#3944591 <https://reviews.llvm.org/D130327#3944591>, @vsapsai wrote:

> In D130327#3944188 <https://reviews.llvm.org/D130327#3944188>, @NancyWang2222 wrote:
>
>> @vsapsai  hi Volodymyr Sapsai , test case clang/test/Modules/hidden-duplicates.m is failing on our llvm community AIX box https://lab.llvm.org/buildbot/#/builders/214/builds/4442/steps/6/logs/FAIL__Clang__hidden-duplicates_m , it gives exit code 70 without detail error message, can you help fix it as soon as possible. Thanks
>
> Does AIX have support for compiling Objective-C? I'm not entirely sure that's the right fix but many tests have `// UNSUPPORTED: -zos, -aix`, so I'm inclined to disable the test for AIX.

Generally, no. There is no Objective-C runtime currently available on the platform AFAIK. Committed an XFAIL for the issue here: https://reviews.llvm.org/rGb888cafcbc0a16f68bc0ebea495920b952290ea2

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https://reviews.llvm.org/D130327