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note that test_stable_pointers does not reflect a stable guarantee #76677

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Merged
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Sep 14, 2020
Merged

note that test_stable_pointers does not reflect a stable guarantee #76677

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3 changes: 3 additions & 0 deletions library/alloc/tests/vec.rs
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Expand Up @@ -1511,6 +1511,9 @@ fn test_stable_pointers() {
// Test that, if we reserved enough space, adding and removing elements does not
// invalidate references into the vector (such as `v0`). This test also
// runs in Miri, which would detect such problems.
// Note that this test does *not* constitute a stable guarantee that all these functions do not
// reallocate! Only what is explicitly documented at
// <https://doc.rust-lang.org/nightly/std/vec/struct.Vec.html#guarantees> is stably guaranteed.
let mut v = Vec::with_capacity(128);
v.push(13);

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