Bug #77215 [Asn->Csd]: CFG assertion failure on multiple finalizing switch frees in one block

Edit report at https://bugs.php.net/bug.php?id=77215&edit=1 ID: 77215 Updated by: nikic@php.net Reported by: cyril dot velter at metadys dot com Summary: CFG assertion failure on multiple finalizing switch frees in one block -Status: Assigned +Status: Closed Type: Bug Package: opcache Operating System: CentOS Linux release 7.5.1804 (C PHP Version: 7.2.12 Assigned To: nikic Block user comment: N Private report: N New Comment: Automatic comment on behalf of nikita.ppv@gmail.com Revision: http://git.php.net/?p=php-src.git;a=commit;h=17f8b9fb365600408f512e8d9038e38771a768e5 Log: Fixed bug #77215 Previous Comments: ------------------------------------------------------------------------ [2018-11-28 18:20:32] nikic@php.net I think that assertion is just wrong. ------------------------------------------------------------------------ [2018-11-28 17:28:35] cyril dot velter at metadys dot com Description: ------------ custom build of php 7.2.12 ./configure --prefix=/usr/local/php --enable-cli --enable-fpm --with-fpm-systemd --with-pgsql=/usr/pgsql-9.6 --with-pdo-pgsql=/usr/pgsql-9.6 --enable-mbstring --with-zlib --with-openssl=/usr/local/openssl --with-gd --with-ldap --with-curl --with-gettext --with-gmp --with-kerberos --enable-pcntl --enable-sysvsem --enable-sysvshm --enable-zip --enable-intl --enable-ftp --with-bz2 --enable-opcache --with-mysqli=shared --with-pdo-mysql=shared --with-jpeg-dir=/usr/lib --with-png-dir=/usr/lib --with-zlib-dir=/usr/lib --enable-debug php.ini : zend_extension=opcache.so running the following script with php-fpm lead to a SIGABORT : [pool default] child 8749 said into stderr: "t: /home/build/build/php-7.2.12/ext/opcache/Optimizer/zend_cfg.c:156: zend_mark_reachable_blocks: Assertion `b->start == live_range->end' failed." Test script: --------------- <?php function _crash($eValeur) { switch ($eValeur["a"]) { default: switch($eValeur["a"]) { default: return 2; } } } ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=77215&edit=1