Fixed possible crash when computing the AST path.

2010-07-05 17:07:20 +02:00
parent 1519efbeaf
commit a1d3c63874
1 changed files with 6 additions and 1 deletions
--- a/src/libs/cplusplus/ASTPath.cpp
+++ b/src/libs/cplusplus/ASTPath.cpp
@@ -44,7 +44,12 @@ QList<AST *> ASTPath::operator()(int line, int column)
    _nodes.clear();
    _line = line + 1;
    _column = column + 1;
-    accept(_doc->translationUnit()->ast());
+
+    if (_doc) {
+        if (TranslationUnit *unit = _doc->translationUnit())
+            accept(unit->ast());
+    }
+
    return _nodes;
 }