Fix GH-20073: Assertion failure in WeakMap offset operations on reference #20078
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nielsdos
commented
Oct 6, 2025
| $obj = new stdClass; | ||
| $map = new WeakMap; | ||
| $integer = 1; | ||
| $map[$obj] = 0; |
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This line is necessary as a ref-assign uses read_dimension, and that won't work if the object is not yet in the map. Perhaps we should make this relaxed for BP_VAR_RW such that a direct reference assign is possible, but that's likely master-only-material.
arnaud-lb
approved these changes
Oct 6, 2025
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