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LibJS: Grow storage when adding a property to uniquely-shaped Object

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Normally the storage would be expanded by set_shape() upon transition
to a new shape, but if the shape is already unique, there is no new
transition so we have to expand the storage manually.
This commit is contained in:
Andreas Kling 2020-04-26 19:03:23 +02:00
parent c9c1d1fae0
commit 2778d077e5
2 changed files with 11 additions and 0 deletions
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10
Libraries/LibJS/Tests/delete-globalThis-property-crash.js Normal file
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@ -0,0 +1,10 @@
load("test-common.js");
try {
a = 1;
assert(delete globalThis.a === true);
a = 2;
console.log("PASS");
} catch (e) {
console.log("FAIL: " + e);
}