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var hoisting #167

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boopathi opened this issue Sep 28, 2016 · 0 comments
Closed

var hoisting #167

boopathi opened this issue Sep 28, 2016 · 0 comments
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bug Confirmed bug

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@boopathi
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Input:

function foo() {
  a = 1;
  return a;
  var a;
}

Actual Output:

No var decl.

function foo(){return b=1,b}

REPL

Expected:

vars should be hoisted

and the output should become function foo(){return 1}
@boopathi boopathi added the bug Confirmed bug label Sep 28, 2016
boopathi added a commit that referenced this issue Sep 29, 2016
@boopathi
Fix var hoisting bug in DCE
63b307f 
Fix bug where var declarations after compleition statements are
deadcode eliminated - vars are hoisted in JS and need to be preserved
like function declarations

(Close #167)
@boopathi boopathi mentioned this issue Sep 29, 2016
Merged
boopathi added a commit that referenced this issue Sep 29, 2016
@boopathi
Fix var hoisting bug in DCE
1610012 
Fix bug where var declarations after compleition statements are
deadcode eliminated - vars are hoisted in JS and need to be preserved
like function declarations

(Close #167)
kangax pushed a commit that referenced this issue Sep 30, 2016
@boopathi @kangax
Fix var hoisting bug in DCE (#169)
084e5c8 
Fix bug where var declarations after compleition statements are
deadcode eliminated - vars are hoisted in JS and need to be preserved
like function declarations

(Close #167)
@snyk-bot snyk-bot mentioned this issue Mar 17, 2020
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@boopathi