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fix infinite recursion in ufuzz code generation (#4592)

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This commit is contained in:
Alex Lam S.L
2021-01-24 15:37:57 +00:00
committed by GitHub
parent fd7ad8e779
commit a08d42555a
1 changed files with 2 additions and 1 deletions
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test/ufuzz/index.js
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@@ -1587,9 +1587,10 @@ function getVarName(noConst) {
function createVarName(maybe, dontStore) { function createVarName(maybe, dontStore) {
if (!maybe || rng(2)) { if (!maybe || rng(2)) {
var suffix = rng(3); var suffix = rng(3);
var name; var name, tries = 10;
do { do {
name = VAR_NAMES[rng(VAR_NAMES.length)]; name = VAR_NAMES[rng(VAR_NAMES.length)];
if (--tries < 0) suffix++;
if (suffix) name += "_" + suffix; if (suffix) name += "_" + suffix;
} while (unique_vars.indexOf(name) >= 0 || block_vars.indexOf(name) >= 0 || async && name == "await"); } while (unique_vars.indexOf(name) >= 0 || block_vars.indexOf(name) >= 0 || async && name == "await");
if (!dontStore) VAR_NAMES.push(name); if (!dontStore) VAR_NAMES.push(name);