[php-src] Issue #22071: Assertion failure jit_CONST_FUNC_PROTO at ext/opcache/jit/zend_jit_ir.c

From: Date: Sun, 17 May 2026 12:09:02 +0000
Subject: [php-src] Issue #22071: Assertion failure jit_CONST_FUNC_PROTO at ext/opcache/jit/zend_jit_ir.c
Groups: php.bugs 
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Issue: https://github.com/php/php-src/issues/22071 Author: YuanchengJiang ### Description The following code: ```php <?php try { $e = enum_exists('UnitEnum') ? UnitEnum::cases() : []; } catch (\Throwable $_ffl_e) {} ``` Resulted in this output: ``` php: ext/opcache/jit/zend_jit_ir.c:554: ir_ref jit_CONST_FUNC_PROTO(zend_jit_ctx *, uintptr_t, ir_ref): Assertion `addr != 0' failed. Aborted (core dumped) ``` To reproduce: ``` /home/fuzz/WorkSpace/fusion-fuzz/projects/php/php-src/sapi/cli/php -d opcache.enable_cli=1 -d opcache.jit=1205 ./test.php ``` Commit: ``` 51911cc1c64e7435b19c45685032e094b838183b ``` Configurations: ``` CC="clang-12" CXX="clang++-12" CFLAGS="-DZEND_VERIFY_TYPE_INFERENCE" CXXFLAGS="-DZEND_VERIFY_TYPE_INFERENCE" ./configure --enable-debug --enable-address-sanitizer --enable-undefined-sanitizer --enable-re2c-cgoto --enable-fpm --enable-litespeed --enable-phpdbg-debug --enable-zts --enable-bcmath --enable-calendar --enable-dba --enable-dl-test --enable-exif --enable-ftp --enable-gd --enable-gd-jis-conv --enable-mbstring --enable-pcntl --enable-shmop --enable-soap --enable-sockets --enable-sysvmsg --enable-zend-test --with-zlib --with-bz2 --with-curl --with-enchant --with-gettext --with-gmp --with-mhash --with-ldap --with-libedit --with-readline --with-snmp --with-sodium --with-xsl --with-zip --with-mysqli --with-pdo-mysql --with-pdo-pgsql --with-pgsql --with-sqlite3 --with-pdo-sqlite --with-webp --with-jpeg --with-freetype --enable-sigchild --with-readline --with-pcre-jit --with-iconv ``` Operating System: ``` Ubuntu 20.04 Host, Docker 0599jiangyc/flowfusion:latest ``` *This bug was found by [fusion-fuzz](https://github.com/fusion-fuzz/fusion-fuzz)* ### PHP Version ```plain nightly ``` ### Operating System _No response_

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