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Re: [PATCH] S390: Fix fp comparison not raising FE_INVALID.

From: Stefan Liebler <stli at linux dot vnet dot ibm dot com>
To: libc-alpha at sourceware dot org
Date: Mon, 17 Oct 2016 10:39:39 +0200
Subject: Re: [PATCH] S390: Fix fp comparison not raising FE_INVALID.
Authentication-results: sourceware.org; auth=none
References: <89815f2b-a22c-4100-9362-600c8fc3917a@linux.vnet.ibm.com>

Committed.

On 10/10/2016 01:59 PM, Stefan Liebler wrote:

Hi,

As gcc is using unordered comparison instructions which do not
raise invalid exception if any operand is quiet NAN,
FIX_COMPARE_INVALID is defined to 1.
Thus iseqsig is calling feraiseexcept as workaround.

ChangeLog:

    * sysdeps/s390/fpu/fix-fp-int-compare-invalid.h: New file.

References:
- [PATCH] S390: Fix fp comparison not raising FE_INVALID.
  - From: Stefan Liebler

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