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<?php function foo(int $bar) {} var_dump( (int) (NAN), // cast chr(NAN), // internal function expecting Z_PARAM_LONG foo(NAN) // userland function expecting int );
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: chr(): Argument #1 ($codepoint) must be of type int, float given in /in/GEGPg:7 Stack trace: #0 /in/GEGPg(7): chr(NAN) #1 {main} thrown in /in/GEGPg on line 7
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught TypeError: chr(): Argument #1 ($codepoint) must be of type int, float given in /in/GEGPg:7 Stack trace: #0 /in/GEGPg(7): chr(NAN) #1 {main} thrown in /in/GEGPg on line 7
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Warning: chr() expects parameter 1 to be int, float given in /in/GEGPg on line 7 Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be of the type int, float given, called in /in/GEGPg on line 8 and defined in /in/GEGPg:3 Stack trace: #0 /in/GEGPg(8): foo(NAN) #1 {main} thrown in /in/GEGPg on line 3
Process exited with code 255.
Output for 7.3.0 - 7.3.33
Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be of the type int, float given, called in /in/GEGPg on line 8 and defined in /in/GEGPg:3 Stack trace: #0 /in/GEGPg(8): foo(NAN) #1 {main} thrown in /in/GEGPg on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33
Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be of the type integer, float given, called in /in/GEGPg on line 8 and defined in /in/GEGPg:3 Stack trace: #0 /in/GEGPg(8): foo(NAN) #1 {main} thrown in /in/GEGPg on line 3
Process exited with code 255.
Output for 5.6.0 - 5.6.38
Catchable fatal error: Argument 1 passed to foo() must be an instance of int, double given, called in /in/GEGPg on line 8 and defined in /in/GEGPg on line 3
Process exited with code 255.

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