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[PATCH] Compile dbl-64/e_sqrt.c with -ffp-contract=off

From: Marcus Shawcroft <marcus dot shawcroft at linaro dot org>
To: GNU C Library <libc-alpha at sourceware dot org>
Date: Tue, 17 Dec 2013 18:18:32 +0000
Subject: [PATCH] Compile dbl-64/e_sqrt.c with -ffp-contract=off
Authentication-results: sourceware.org; auth=none

This is a re-spin of a patch I posted earlier on libc-ports.  The
patch fixes the numerical errors observed in aarch64 sqrt() due to the
compilers use of fnmsub (negated fused multiply-subtract).

Previous thread:
https://sourceware.org/ml/libc-alpha/2013-12/msg00473.html

Previous patch on libc-ports:
https://sourceware.org/ml/libc-ports/2013-12/msg00024.html

Ok?

Cheers
/Marcus

Attachment: glibc-e_sqrt-flags-v2.txt
Description: Text document

Follow-Ups:
- Re: [PATCH] Compile dbl-64/e_sqrt.c with -ffp-contract=off
  - From: OndÅej BÃlka

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