Constant in trait analysis incorrect #11088

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1. ondrejmirtes

   added

   bug

   on May 27, 2024
2. ondrejmirtes

   added this to the Easy fixes milestone on May 27, 2024
3. phpstan-bot commented on Nov 30, 2024

   

   phpstan-bot

   on Nov 30, 2024

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   @liquid207 After the latest push in 2.0.x, PHPStan now reports different result with your code snippet:

   @@ @@
    PHP 8.2 – 8.3 (1 error)
    ==========
    
   -5: Constant HelloWorld::ARR1 with value array{k1: 'int'} overriding constant Foo::ARR1 with different value non-empty-array<int|string, 'int'> should have the same value.
   +5: Constant HelloWorld::ARR1 with value array{k1: 'int'} overriding constant Foo::ARR1 with different value non-empty-array<'int'> should have the same value.
    
    PHP 7.2 – 8.1 (2 errors)
    ==========
    
   -5: Constant HelloWorld::ARR1 with value array{k1: 'int'} overriding constant Foo::ARR1 with different value non-empty-array<int|string, 'int'> should have the same value.
   +5: Constant HelloWorld::ARR1 with value array{k1: 'int'} overriding constant Foo::ARR1 with different value non-empty-array<'int'> should have the same value.
    5: Constant is declared inside a trait but is only supported on PHP 8.2 and later.

   Full report

   PHP 8.2 – 8.3 (1 error)

   Line	Error
   5	Constant HelloWorld::ARR1 with value array{k1: 'int'} overriding constant Foo::ARR1 with different value non-empty-array<'int'> should have the same value.

   PHP 7.2 – 8.1 (2 errors)

   Line	Error
   5	Constant HelloWorld::ARR1 with value array{k1: 'int'} overriding constant Foo::ARR1 with different value non-empty-array<'int'> should have the same value.
   5	Constant is declared inside a trait but is only supported on PHP 8.2 and later.
4. phpstan-bot commented on Mar 1, 2026

   

   phpstan-bot

   on Mar 1, 2026

   Contributor

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   Closed via merging phpstan/phpstan-src#5115
5. phpstan-bot

   closed this as completedon Mar 1, 2026
6. github-actions commented on Apr 2, 2026

   

   github-actionsBot

   on Apr 2, 2026 – with GitHub Actions

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   This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.
7. github-actions

   locked as resolved and limited conversation to collaborators on Apr 2, 2026