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153310
[ES6] Several lexical binding causes SyntaxError if there is duplicate lexical/variable decl under targetting block
https://bugs.webkit.org/show_bug.cgi?id=153310
Summary
[ES6] Several lexical binding causes SyntaxError if there is duplicate lexica...
Yusuke Suzuki
Reported
2016-01-21 10:39:37 PST
http://ecma-international.org/ecma-262/6.0/#sec-for-statement-static-semantics-early-errors
for (let v = 42;;) { var v = 44; } should throw SyntaxError
http://ecma-international.org/ecma-262/6.0/#sec-try-statement-static-semantics-early-errors
try { } catch (error) { let error = 42; } should throw SyntaxError try { } catch (error) { var error = 42; } should throw SyntaxError
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