It's unfortunate that we currently need to disable things like BigInt and coalesce-expression in test262/config.yaml. Really what we'd like is have test262-runner know which flag should be passed to JSC in order to run such upcoming-feature tests.
Created attachment 381802 [details] Patch
Comment on attachment 381802 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=381802&action=review > JSTests/test262/expectations.yaml:3422 > +test/language/statements/for-in/dstr/array-elem-nested-memberexpr-optchain-prop-ref.js: Note: All these for-in/for-of tests are for optional chaining, but they appear to be bogus. I've reported it here: https://github.com/tc39/test262/pull/2270#issuecomment-545880743
Comment on attachment 381802 [details] Patch Attachment 381802 [details] did not pass win-ews (win): Output: https://webkit-queues.webkit.org/results/13174399 New failing tests: fast/repaint/backgroundSizeRepaint.html
Created attachment 381838 [details] Archive of layout-test-results from ews211 for win-future The attached test failures were seen while running run-webkit-tests on the win-ews. Bot: ews211 Port: win-future Platform: CYGWIN_NT-10.0-17763-3.0.5-338.x86_64-x86_64-64bit
Comment on attachment 381802 [details] Patch r=me.
Thanks for doing this. Very helpful!
Created attachment 381895 [details] Patch for landing
The commit-queue encountered the following flaky tests while processing attachment 381895 [details]: imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/module/integrity.html bug 203394 (author: ysuzuki@apple.com) The commit-queue is continuing to process your patch.
The commit-queue encountered the following flaky tests while processing attachment 381895 [details]: The commit-queue is continuing to process your patch.
The commit-queue encountered the following flaky tests while processing attachment 381895 [details]: imported/w3c/web-platform-tests/content-security-policy/navigate-to/href-location-allowed.html bug 203405 (author: dbates@webkit.org) The commit-queue is continuing to process your patch.
Comment on attachment 381895 [details] Patch for landing Clearing flags on attachment: 381895 Committed r251588: <https://trac.webkit.org/changeset/251588>
All reviewed patches have been landed. Closing bug.
<rdar://problem/56615193>