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Date: Mon, 27 Feb 2023 19:25:36 +0800
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Subject: Re: [PATCH] LoongArch: Add math-barriers.h
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To: Adhemerval Zanella Netto <adhemerval.zanella@linaro.org>,
 Xi Ruoyao <xry111@xry111.site>, libc-alpha@sourceware.org
Cc: caiyinyu <caiyinyu@loongson.cn>
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From: WANG Xuerui <i@xen0n.name>
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On 2/27/23 19:23, Adhemerval Zanella Netto wrote:
>
> On 27/02/23 07:45, Xi Ruoyao wrote:
>> On Thu, 2023-02-16 at 10:43 -0300, Adhemerval Zanella Netto wrote:
>>>
>>> On 16/02/23 10:02, Xi Ruoyao wrote:
>>>> On Wed, 2023-02-15 at 11:25 -0300, Adhemerval Zanella Netto wrote:
>>>>> I meant that I saw math/test-fenv failures with and without the
>>>>> patch
>>>>> and I the master qemu (f670b3eec7f5d1ed8c4573ef244e7b8c6b32001b).
>>>> Hi Adhemerval,
>>>>
>>>> Which GCC version did you used?  I'll try with the same GCC version
>>>> on
>>>> the hardware. If it still fails I'll consider it a QEMU issue and
>>>> report
>>>> to QEMU maintainers.
>>>>
>>> This is the one I used:
>>>
>>> gcc version 12.1.1 20220719 [releases/gcc-12 r12-8552-g65941a91091]
>>> (GCC)
>> On a hardware (3A5000-7A2000-EVB) the test passes with the same GCC.  My
>> first guess would be a QEMU issue.  There could be a difference in
>> Binutils version but I don't think a Binutils difference can cause fenv
>> failure...
>>
> That is my guess as well it is qemu issue.
Interesting, I'll help check the qemu side this week.