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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
| commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
| tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /dom/base/crashtests/1757923.html | |
| parent | Initial commit. (diff) | |
| download | thunderbird-upstream.tar.xz thunderbird-upstream.zip | |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/base/crashtests/1757923.html')
| -rw-r--r-- | dom/base/crashtests/1757923.html | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/dom/base/crashtests/1757923.html b/dom/base/crashtests/1757923.html new file mode 100644 index 0000000000..d8e25a3a08 --- /dev/null +++ b/dom/base/crashtests/1757923.html @@ -0,0 +1,22 @@ +<!DOCTYPE html> +<html> + <head> + <script> + class CustomElement extends HTMLElement { + constructor () { + super(); + } + } + + let element = document.createElement("custom-element"); + customElements.define("custom-element", CustomElement); + customElements.upgrade(element); + + const internals = element.attachInternals(); + element = undefined; + SpecialPowers.forceGC(); + SpecialPowers.forceCC(); + internals.shadowRoot; + </script> + </head> +</html> |