This is the mail archive of the
glibc-bugs@sourceware.org
mailing list for the glibc project.
[Bug math/13881] powl inaccurate for x86/x86_64
- From: "fweimer at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Sun, 26 May 2019 12:38:09 +0000
- Subject: [Bug math/13881] powl inaccurate for x86/x86_64
- Auto-submitted: auto-generated
- References: <bug-13881-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=13881
Florian Weimer <fweimer at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |fweimer at redhat dot com
--- Comment #7 from Florian Weimer <fweimer at redhat dot com> ---
(In reply to agner@agner.org from comment #5)
> Please reopen.
>
> powl is still less accurate than pow in version 2.27 (both gcc and clang).
>
> The attached test case powl.cpp has powl 5 times more inaccurate than pow. I
> have seen worse cases, but I have chosen a test case where it is easy to
> calculate the correct value. I have not seen any case where powl is more
> accurate than pow.
Would you please file a separate bug for that? Thanks.
--
You are receiving this mail because:
You are on the CC list for the bug.