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<?php namespace Foo; function takesRef(&$ref) {} takesRef(count([])); takesRef(\count([]));
Output for 8.3.0 - 8.3.30, 8.4.1 - 8.4.17, 8.5.0 - 8.5.2
Notice: Only variables should be passed by reference in /in/Irv4C on line 7 Fatal error: Uncaught Error: Foo\takesRef(): Argument #1 ($ref) could not be passed by reference in /in/Irv4C:8 Stack trace: #0 {main} thrown in /in/Irv4C on line 8
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30
Notice: Only variables should be passed by reference in /in/Irv4C on line 7 Fatal error: Uncaught Error: Foo\takesRef(): Argument #1 ($ref) cannot be passed by reference in /in/Irv4C:8 Stack trace: #0 {main} thrown in /in/Irv4C on line 8
Process exited with code 255.
Output for 7.4.9 - 7.4.33
Notice: Only variables should be passed by reference in /in/Irv4C on line 7 Fatal error: Uncaught Error: Cannot pass parameter 1 by reference in /in/Irv4C:8 Stack trace: #0 {main} thrown in /in/Irv4C on line 8
Process exited with code 255.
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.8
Notice: Only variables should be passed by reference in /in/Irv4C on line 7
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
Notice: Only variables should be passed by reference in /in/Irv4C on line 7 Notice: Only variables should be passed by reference in /in/Irv4C on line 8
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Strict Standards: Only variables should be passed by reference in /in/Irv4C on line 7 Strict Standards: Only variables should be passed by reference in /in/Irv4C on line 8
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/Irv4C on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/Irv4C on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/Irv4C on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Irv4C on line 3
Process exited with code 255.

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