ES6hasInstance #1063
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ES6hasInstance #1063
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@Microsoft/chakra-es could you take a look pls? |
| var x = proxy.bind(); | ||
| print((x) instanceof proxy); | ||
| } | ||
| testRunner.runTests(tests, { verbose: WScript.Arguments[0] != "summary" }); |
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Please run test262 to see if there any additional failures in Symbol.hasInstance
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Recuperate perf loss from existing ES6hasInstance implementation. Perf-neutral with vs. without -es6hasinstance switch. Add inline-cache-invalidation for user-defined Symbol.hasInstance property in function constructor. Revamp unit tests for ES6hasInstance. Related ECMA262 spec sections: 6.1.5.1 Well-Known Symbols 7.3.19 OrdinaryHasInstance (C, O) 12.10.4 Runtime Semantics: InstanceofOperator(O, C) 19.2.3.6 Function.prototype [ @@hasInstance ] ( V )
chakrabot
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Jun 9, 2016
Merge pull request #1063 from suwc:build/suwc/buddy Recuperate perf loss from existing ES6hasInstance implementation. Perf-neutral with vs. without -es6hasinstance switch. Add inline-cache-invalidation for user-defined Symbol.hasInstance property in function constructor. Revamp unit tests for ES6hasInstance. Related ECMA262 spec sections: 6.1.5.1 Well-Known Symbols 7.3.19 OrdinaryHasInstance (C, O) 12.10.4 Runtime Semantics: InstanceofOperator(O, C) 19.2.3.6 Function.prototype [ @@hasInstance ] ( V )
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Recuperate perf loss from existing ES6hasInstance implementation.
Perf-neutral with vs. without -es6hasinstance switch.
Add inline-cache-invalidation for user-defined Symbol.hasInstance property in function constructor.
Revamp unit tests for ES6hasInstance.
Related ECMA262 spec sections:
6.1.5.1 Well-Known Symbols
7.3.19 OrdinaryHasInstance (C, O)
12.10.4 Runtime Semantics: InstanceofOperator(O, C)
19.2.3.6 Function.prototype @@hasInstance