Stdlib: similar_text() VM + LLVM JIT/AOT - #2447
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Add PHP-compatible similar_text() with VmString for VM, phpc_similar_text.c for native JIT/AOT, and optional &$percent on VM (two-arg form in JIT/AOT). Closes #2445. Co-authored-by: Cursor <cursoragent@cursor.com>
This was referenced May 26, 2026
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Summary
similar_text()using PHP’s Oliver algorithm: VM viaVmString, JIT/AOT viaphpc_similar_text.c(nointernal_*wrappers).&$percent; JIT/AOT expose the two-argument form (usebin/vm.phpfor by-reference percent).Test plan
vendor/bin/phpunit test/unit/SimilarTextBuiltinTest.phpvendor/bin/phpunit test/compliance/SimilarTextVMTest.phpvendor/bin/phpunit test/aot/AotTest.php --filter similar_textvendor/bin/phpunit test/compliance/SimilarTextJITTest.php(LLVM MCJIT; harness JIT suite currently segfaults for all string builtins includinglevenshtein/metaphone— pre-existing env issue)Closes #2445
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