Run tidy

This should fix most of the remaining issues with tabs and spaces
being mixed in tests.

Fix bug #79599 in a different way

Move the emission of the undefined variable notice before the
array separation.

Revert "Fixed bug #97599 (coredump in set_error_handler)"

This reverts commit ccd41e083359cf6dd264f88806dce4cc49d9358e.

This causes a large performance regression when notices are t

Revert "Fixed bug #97599 (coredump in set_error_handler)"

This reverts commit ccd41e083359cf6dd264f88806dce4cc49d9358e.

This causes a large performance regression when notices are thrown
and large arrays are in scope, see bug #79794.

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master doesn't been affected since we are not passing errcontext now

Fixed bug #97599 (coredump in set_error_handler)