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[Octave-bug-tracker] [bug #58905] "Non-real pivot encountered" during ma
From: |
anonymous |
Subject: |
[Octave-bug-tracker] [bug #58905] "Non-real pivot encountered" during make check for ichol |
Date: |
Wed, 5 Aug 2020 15:08:24 -0400 (EDT) |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:79.0) Gecko/20100101 Firefox/79.0 |
URL:
<https://savannah.gnu.org/bugs/?58905>
Summary: "Non-real pivot encountered" during make check for
ichol
Project: GNU Octave
Submitted by: None
Submitted on: Wed 05 Aug 2020 07:08:22 PM UTC
Category: Octave Function
Severity: 3 - Normal
Priority: 5 - Normal
Item Group: Unexpected Error or Warning
Status: None
Assigned to: None
Originator Name:
Originator Email:
Open/Closed: Open
Release: dev
Discussion Lock: Any
Operating System: GNU/Linux
_______________________________________________________
Details:
Using Octave dev version (hg id 652a675c0916) on Linux, the attached errors
(excerpt from fntests.log attached) are seen during "make check". From the
documentation, the matrix shouldn't become complex-valued but it does.
This is with *g++ 10.1.0* using these configure options:
export CC="gcc"
export CXX="g++"
export F77="gfortran"
export CFLAGS="-march=znver2 -O3 -pipe"
export CXXFLAGS="$CFLAGS"
export FFLAGS="$CFLAGS"
../configure --enable-largefile --enable-threads=posix --enable-64
--enable-openmp --enable-readline --disable-jit --disable-java --enable-docs
--enable-hg-id
There are NO errors (other than known bugs) when using the g++ *debug*
configure options:
export CC="gcc"
export CXX="g++"
export F77="gfortran"
export CFLAGS="-march=znver2 -pipe -g"
export CXXFLAGS="$CFLAGS"
export FFLAGS="$CFLAGS"
../configure --enable-largefile --enable-threads=posix --enable-64
--enable-openmp --enable-readline --disable-jit --disable-java --enable-docs
--enable-hg-id
There are NO errors (other than known bugs) when using clang 10.0.0 using the
following options:
export CC="clang"
export CXX="clang++"
export F77="gfortran"
export CFLAGS="-march=znver2 -O3 -pipe"
export CXXFLAGS="$CFLAGS"
export FFLAGS="$CFLAGS"
../configure --enable-largefile --enable-threads=posix --enable-64
--enable-openmp --enable-readline --disable-jit --disable-java --enable-docs
--enable-hg-id
All three build version use the same library versions: SuiteSparse 5.8.1-1 and
OpenBLAS 0.3.10.
_______________________________________________________
File Attachments:
-------------------------------------------------------
Date: Wed 05 Aug 2020 07:08:22 PM UTC Name: fntests.log Size: 8KiB By:
None
<http://savannah.gnu.org/bugs/download.php?file_id=49636>
_______________________________________________________
Reply to this item at:
<https://savannah.gnu.org/bugs/?58905>
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- [Octave-bug-tracker] [bug #58905] "Non-real pivot encountered" during make check for ichol,
anonymous <=