Bug #73780 [Fbk->NoF]: Segfault on divide

From: Date: Sun, 01 Jan 2017 04:22:22 +0000
Subject: Bug #73780 [Fbk->NoF]: Segfault on divide
References: 1  Groups: php.bugs 
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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: ------------------------------------------------------------------------ [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 ------------------------------------------------------------------------ [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 ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=73780&edit=1

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