[Webkit-unassigned] [Bug 122627] DFG: Add JIT support for LogicalNot(String/StringIdent)
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bugzilla-daemon at webkit.org
Fri Oct 11 14:06:32 PDT 2013
https://bugs.webkit.org/show_bug.cgi?id=122627
Filip Pizlo <fpizlo at apple.com> changed:
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Attachment #214021|review? |review-
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--- Comment #12 from Filip Pizlo <fpizlo at apple.com> 2013-10-11 14:05:20 PST ---
(From update of attachment 214021)
View in context: https://bugs.webkit.org/attachment.cgi?id=214021&action=review
> LayoutTests/js/script-tests/dfg-not-string.js:15
> +
> +function foo(text) {
> + return !!text
> +}
> +
> +var sum = 0;
> +var str = ""
> +for (var i=0; i < 1000; i++) {
> + sum += foo(str)
> +
> + if (sum < 10)
> + str += "a"
> +}
> +
> +dfgShouldBe(foo, "sum", "999");
I think this will deadlock in some cases. dfgShouldBe()'s second argument should be an expression that results in a call to the function you pass in the first argument.
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