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Re: clang/llvm on aarch64
On 8/28/19, Michał Górny <mgorny%gentoo.org@localhost> wrote:
>On Wed, 2019-08-28 at 02:40 +0100, Robert Swindells wrote:
>> I wrote:
>> > It looks like clang++ on aarch64 is broken too, but in a different way.
>> > Static constructors don't get called. I do have a small test application
>> > that demonstrates this.
>> This looks to be caused by clang/llvm putting the references to the
>> constructor in the .ctors section instead of the .init_array section as
>> required by the ABI.
>> There is code in clang to select this and a web search turns up some
>> patches from 2014 to enable it for all AARCH64 ELF platforms but the
>> source tree seems to have changed a lot since then.
>I see the following for Generic_ELF thingy:
> if (DriverArgs.hasFlag(options::OPT_fuse_init_array,
> options::OPT_fno_use_init_array, UseInitArrayDefault))
>NetBSD should be using that. Could you verify with 'clang -v' whether
>it's being passed to cc1?
% clang -v
clang version 8.0.1 (tags/RELEASE_801/final)
Thread model: posix
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