Bug #73780 [Fbk->NoF]: Segfault on divide
| From: | php-bugs at lists dot php dot net | Date: | Sun, 01 Jan 2017 04:22:22 +0000 |
| Subject: | Bug #73780 [Fbk->NoF]: Segfault on divide | ||
| References: | 1 | Groups: | php.bugs |
| Request: | Send a blank email to php-bugs+get-206268@lists.php.net to get a copy of this message | ||
Edit report at https://bugs.php.net/bug.php?id=73780&edit=1
ID: 73780
Updated by: php-bugs@lists.php.net
Reported by: gordon dot mcvey at ntlworld dot com
Summary: Segfault on divide
-Status: Feedback
+Status: No Feedback
Type: Bug
Package: GNU MP related
Operating System: Mac OSX 10.11.6
PHP Version: 7.1.0
Assigned To: cmb
Private report: N
New Comment:
No feedback was provided. The bug is being suspended because
we assume that you are no longer experiencing the problem.
If this is not the case and you are able to provide the
information that was requested earlier, please do so and
change the status of the bug back to "Re-Opened". Thank you.
Previous Comments:
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[2016-12-19 13:31:00] cmb@php.net
Thank you for this bug report. To properly diagnose the problem, we
need a backtrace to see what is happening behind the scenes. To
find out how to generate a backtrace, please read
http://bugs.php.net/bugs-generating-backtrace.php
for *NIX and
http://bugs.php.net/bugs-generating-backtrace-win32.php
for Win32
Once you have generated a backtrace, please submit it to this bug
report and change the status back to "Open". Thank you for helping
us make PHP better.
I can't reproduce on Linux either: <https://3v4l.org/RiLpo>.
------------------------------------------------------------------------
[2016-12-19 09:22:47] gordon dot mcvey at ntlworld dot com
Does seem to work in PHP 7.0 in Ubuntu 16.04 LTS, so it's possibly an issue with the Liip PHP
build for OSX
------------------------------------------------------------------------
[2016-12-18 20:41:08] gordon dot mcvey at ntlworld dot com
Oops, Lastpass decided the summary field was the username field.
------------------------------------------------------------------------
[2016-12-18 20:39:53] gordon dot mcvey at ntlworld dot com
FYI, php -i gives the following data about the GMP extension:
gmp
gmp support => enabled
GMP version => 5.1.1
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[2016-12-18 20:30:15] gordon dot mcvey at ntlworld dot com
Description:
------------
Any attempt to divide using GMP functions triggers a segmentation fault
Test script:
---------------
$a = gmp_init ("5");
$b = gmp_init ("2");
echo gmp_add ($a, $b) . PHP_EOL;
echo gmp_sub ($a, $b) . PHP_EOL;
echo gmp_mul ($a, $b) . PHP_EOL;
echo gmp_div_q ($a, $b) . PHP_EOL;
Expected result:
----------------
7
3
10
2, 2.5 or 3
Actual result:
--------------
7
3
10
Segmentation fault: 11
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Edit this bug report at https://bugs.php.net/bug.php?id=73780&edit=1