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track canThrow during typeof creation

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This commit is contained in:
alexlamsl 2017-04-02 04:12:53 +08:00
parent 49781d0584
commit 0136737c90
1 changed files with 4 additions and 6 deletions
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10
test/ufuzz.js
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@ -514,7 +514,7 @@ function _createExpression(recurmax, noComma, stmtDepth, canThrow) {
VAR_NAMES.length = nameLenBefore;
return s;
case 9:
return createTypeofExpr();
return createTypeofExpr(recurmax, stmtDepth, canThrow);
case 10:
// you could statically infer that this is just `Math`, regardless of the other expression
// I don't think Uglify does this at this time...
@ -573,7 +573,7 @@ function _createSimpleBinaryExpr(recurmax, noComma) {
return s;
}
function createTypeofExpr() {
function createTypeofExpr(recurmax, stmtDepth, canThrow) {
switch (rng(8)) {
case 0:
return 'typeof ' + createVarName(MANDATORY, DONT_STORE) + ' === "' + TYPEOF_OUTCOMES[rng(TYPEOF_OUTCOMES.length)] + '"';
@ -585,10 +585,8 @@ function createTypeofExpr() {
return 'typeof ' + createVarName(MANDATORY, DONT_STORE) + ' != "' + TYPEOF_OUTCOMES[rng(TYPEOF_OUTCOMES.length)] + '"';
case 4:
return 'typeof ' + createVarName(MANDATORY, DONT_STORE);
case 5:
case 6:
case 7:
return '(typeof ' + createExpression(3, COMMA_OK, 2, true) + ')';
default:
return '(typeof ' + createExpression(recurmax, COMMA_OK, stmtDepth, canThrow) + ')';
}
}