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[Octave-bug-tracker] [bug #57615] assert() fails on input which was vali
From: |
Rik |
Subject: |
[Octave-bug-tracker] [bug #57615] assert() fails on input which was valid in version 5.1 |
Date: |
Thu, 16 Jan 2020 19:01:52 -0500 (EST) |
User-agent: |
Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like Gecko |
URL:
<https://savannah.gnu.org/bugs/?57615>
Summary: assert() fails on input which was valid in version
5.1
Project: GNU Octave
Submitted by: rik5
Submitted on: Thu 16 Jan 2020 04:01:51 PM PST
Category: Octave Function
Severity: 4 - Important
Priority: 5 - Normal
Item Group: Regression
Status: Confirmed
Assigned to: None
Originator Name:
Originator Email:
Open/Closed: Open
Discussion Lock: Any
Release: dev
Operating System: Any
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Details:
Sample code:
assert (complex (pi*1e-17,2*pi), 0, 1e-1)
error: sprintf: invalid field width, must be integer >= 0 and <= INT_MAX
error: called from
assert>pprint at line 705 column 9
assert at line 419 column 16
However, in 5.1 the result is correct
assert (complex (pi*1e-17,2*pi), 0, 1e-1)
error: ASSERT errors for: assert (complex (pi * 1e-17, 2 * pi),0,1e-1)
Location | Observed | Expected | Reason
() 3.1416e-17+6.2832i 0 Abs err 6.2832 exceeds tol 0.1
by 6
The problem code is in assert.m
str = ["ASSERT errors for: assert " argin "\n"];
str = [str, "\n Location | Observed | Expected | Reason\n"];
for i = 1:length (err.index)
leni = length (err.index{i});
leno = length (err.observed{i});
lene = length (err.expected{i});
str = [str, sprintf("%*s%*s %*s%*s %*s%*s %s\n",
6+fix(leni/2), err.index{i} , 6-fix(leni/2), "",
6+fix(leno/2), err.observed{i}, 6-fix(leno/2), "",
6+fix(lene/2), err.expected{i}, 6-fix(lene/2), "",
err.reason{i})];
Trouble is that 6 - XXX may go below zero, as it does here, if the length of
the field is large.
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- [Octave-bug-tracker] [bug #57615] assert() fails on input which was valid in version 5.1,
Rik <=