[PurHur]

Summary

• CurlyBraceOffsetRejector now exempts new readonly class(...) ctor-arg parentheses from the legacy curly-brace offset fatal (same path as new class(...)).
• Adds maintainer repro and compliance PHPT for PHP 8.4 forward profile.

Closes #17467

php-src reference

• Zend/zend_compile.c — new readonly class with constructor argument list (PHP 8.4)

PHP implementation

• lib/CurlyBraceOffsetRejector.php — token scan recognizes T_NEW + T_READONLY + T_CLASS + ( before class body {

Verification

./script/docker-exec.sh -- bash -lc 'source script/php-env.sh && export PHP_COMPILER_PROFILE=8.4 && php bin/vm.php test/repro/maintainer_gap_readonly_anonymous_ctor_args.php'
# 5

./script/docker-exec.sh -- bash -lc 'source script/php-env.sh && vendor/bin/phpunit test/unit/CurlyBraceOffsetRejectorTest.php --filter CurlyBraceOffsetRejector'
# OK (8 tests)

./script/docker-exec.sh -- bash -lc 'source script/php-env.sh && export PHP_COMPILER_PROFILE=8.4 && vendor/bin/phpunit test/compliance/VMTest.php --filter readonly_anonymous_ctor_args'
# OK (1 test)

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