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<?php class A {} class B {} class C { public function __construct( protected A|B $b ) { if ($this->b instanceof A) { trigger_error('A is deprecated, pass B instead', E_USER_DEPRECATED); $this->b = new B(); } var_dump($this->b); } } new C(new A()); new C(new B());
Output for git.master
/bin/php-git-master: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-git-master) /bin/php-git-master: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-git-master)
Process exited with code 1.
Output for git.master_jit, rfc.property-hooks
Deprecated: A is deprecated, pass B instead in /in/CLnhZ on line 11 object(B)#3 (0) { } object(B)#3 (0) { }

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