Bug #75300 [Com]: SLJIT_CACHE_FLUSH: The builtin "__builtin___clear_cache" is not supported

Edit report at https://bugs.php.net/bug.php?id=75300&edit=1 ID: 75300 Comment by: mail at chetansachdev dot com Reported by: kaplan@php.net Summary: SLJIT_CACHE_FLUSH: The builtin "__builtin___clear_cache" is not supported Status: Not a bug Type: Bug Package: Compile Failure Operating System: Linux/POWER8 PHP Version: 7.2.0RC3 Assigned To: cmb Block user comment: N Private report: N New Comment: Facing similar issue on macOS 11.4, Apple M1 chipset. Is there any workaround for this? ``` phpbrew install 7.0 -- \--with-zlib-dir=brew --prefix zlib ===> phpbrew will now build 7.0.33 You haven't enabled any variants. The default variant will be enabled: [bcmath, bz2, calendar, cli, ctype, dom, fileinfo, filter, ipc, json, mbregex, mbstring, mhash, pcntl, pcre, pdo, pear, phar, posix, readline, sockets, tokenizer, xml, curl, openssl, zip] Please run 'phpbrew variants' for more information. ===> Loading and resolving variants... Checking distribution checksum... Checksum matched: 4933ea74298a1ba046b0246fe3771415c84dfb878396201b56cb5333abe86f07 ===> Distribution file was successfully extracted, skipping... ===> Checking patches... Checking patch for replace apache php module name with custom version name Checking patch for replace freetype-config with pkg-config on php older than 7.4 Found existing build.log, renaming it to /Users/cs/.phpbrew/build/php-7.0.33/build.log.1631539727 ===> Configuring 7.0.33... Use tail command to see what's going on: $ tail -F '/Users/cs/.phpbrew/build/php-7.0.33/build.log' ===> Checking patches... Checking patch for php5.3.x on 64bit machine when intl is enabled. Checking patch for openssl dso linking patch 0 changes patched. Checking patch for php5.6 with openssl 1.1.x patch. ===> Building... Error: Make failed: The last 5 lines in the log file: /Users/cs/.phpbrew/build/php-7.0.33/ext/pcre/pcrelib/sljit/sljitConfigInternal.h:301:2: note: expanded from macro 'SLJIT_CACHE_FLUSH' sys_icache_invalidate((char*)(from), (char*)(to) - (char*)(from)) ^ 3 errors generated. make: *** [ext/pcre/pcrelib/pcre_jit_compile.lo] Error 1 Please checkout the build log file for more details: tail /Users/cs/.phpbrew/build/php-7.0.33/build.log ~ 1m 10s ``` Previous Comments: ------------------------------------------------------------------------ [2021-02-01 15:15:52] cmb@php.net > Seems like a bug in whatever compiler you're using since that > define is guarded by an #if __has_builtin check. That. Anyhow, this would not be a PHP, but rather a libpcre2 upstream issue. ------------------------------------------------------------------------ [2017-10-09 18:59:27] pollita@php.net 275 #if __has_builtin(__builtin___clear_cache) 276 277 #define SLJIT_CACHE_FLUSH(from, to) \ 278 __builtin___clear_cache((char*)from, (char*)to) 279 280 #endif /* __has_builtin(__builtin___clear_cache) */ Seems like a bug in whatever compiler you're using since that define is guarded by an #if __has_builtin check. ------------------------------------------------------------------------ [2017-10-01 10:51:26] kaplan@php.net Description: ------------ While trying to build PHP 7.2.0RC3 on POWER8 (both Ubuntu 14.04 and Centos7) I see this error. On Linux with x86_64 same source works fine. Actual result: -------------- /bin/sh /php-7.2.0RC3/libtool --silent --preserve-dup-deps --mode=compile xlc -DZEND_ENABLE_STATIC_TSRMLS_CACHE=1 -Iext/zlib/ -I/php-7.2.0RC3/ext/zlib/ -DPHP_ATOM_INC -I/php-7.2.0RC3/include -I/php-7.2.0RC3/main -I/php-7.2.0RC3 -I/php-7.2.0RC3/ext/date/lib -I/usr/local/include/libxml2 -I/usr/local/openssl-1.0.1u/include -I/usr/local/include -I/php-7.2.0RC3/TSRM -I/php-7.2.0RC3/Zend -fPIC -I/usr/include -fPIC -g -fvisibility=hidden -DZEND_SIGNALS -c /php-7.2.0RC3/ext/zlib/zlib_fopen_wrapper.c -o ext/zlib/zlib_fopen_wrapper.lo In file included from /php-7.2.0RC3/ext/pcre/pcrelib/pcre_jit_compile.c:62: In file included from /php-7.2.0RC3/ext/pcre/pcrelib/sljit/sljitLir.c:1745: /php-7.2.0RC3/ext/pcre/pcrelib/sljit/sljitNativePPC_common.c:519:2: error: 1540-2993 The builtin "__builtin___clear_cache" is not supported. SLJIT_CACHE_FLUSH(code, code_ptr); ^ /php-7.2.0RC3/ext/pcre/pcrelib/sljit/sljitConfigInternal.h:278:2: note: expanded from macro 'SLJIT_CACHE_FLUSH' __builtin___clear_cache((char*)from, (char*)to) ^ 1 error generated. Error while processing /php-7.2.0RC3/ext/pcre/pcrelib/pcre_jit_compile.c. make: *** [ext/pcre/pcrelib/pcre_jit_compile.lo] Error 1 ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=75300&edit=1