bug fix

8 years ago · 3c0339bdc2
parent 935cef3809
commit 3c0339bdc2
1 changed files with 1 additions and 1 deletions
--- a/src/util/internalCallTree.js
+++ b/src/util/internalCallTree.js
@ -73,7 +73,7 @@ class InternalCallTree {
    var scopeId = util.findLowerBoundValue(vmtraceIndex, scopes)
    scopeId = this.scopeStarts[scopeId]
    var scope = this.scopes[scopeId]
-    while (scope.lastStep && scope.lastStep < vmtraceIndex) {
+    while (scope.lastStep && scope.lastStep < vmtraceIndex && scope.firstStep > 0) {
      var matched = scopeId.match(/(.\d|\d)$/)
      scopeId = scopeId.replace(matched[1], '')
      scope = this.scopes[scopeId]