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[Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.ts
From: |
Rik |
Subject: |
[Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches) |
Date: |
Fri, 1 Jul 2016 17:03:50 +0000 (UTC) |
User-agent: |
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:43.0) Gecko/20100101 Firefox/43.0 |
Follow-up Comment #3, bug #48363 (project octave):
It is probably worth tracing this code down. It runs from Flog2 in data.cc in
libinterp to liboctave/numeric/lo-mappers.cc. We are using C++ std::log2, but
also std::log and std::frexp. Testing with a Windows VM shows there is a
clear difference when different code paths are used.
f = log2 ([Inf, -Inf])
f =
Inf + 0.00000i Inf + 4.53236i
This result is the same as Linux.
The two argument form, which is the failing one, is
[f, e] = log2 ([Inf, -Inf])
f =
NaN NaN
e =
-1 -1
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- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Philip Nienhuis, 2016/07/01
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Rik, 2016/07/01
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Mike Miller, 2016/07/01
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches),
Rik <=
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Mike Miller, 2016/07/03
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Rik, 2016/07/03
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Mike Miller, 2016/07/03
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Lachlan Andrew, 2016/07/05
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Rik, 2016/07/05
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Mike Miller, 2016/07/05
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data-cc.tst ('NaN' mismatches), Rik, 2016/07/05
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data.cc-tst ('NaN' mismatches), Mike Miller, 2016/07/08
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data.cc-tst ('NaN' mismatches), Philip Nienhuis, 2016/07/12
- [Octave-bug-tracker] [bug #48363] __run-test_suite_ FAILs for data.cc-tst ('NaN' mismatches), Mike Miller, 2016/07/12