1 files changed, 7 insertions, 1 deletions
diff --git a/qmake/project.h b/qmake/project.h
index e3b2925ccf..c07b6e6e46 100644
--- a/qmake/project.h
+++ b/qmake/project.h
@@ -95,12 +95,18 @@ private:
     static bool boolRet(VisitReturn vr);
 };
 
+/*!
+ * For variables that are supposed to contain a single int,
+ * this method returns the numeric value.
+ * Only the first value of the variable is taken into account.
+ * The string representation is assumed to look like a C int literal.
+ */
 inline int QMakeProject::intValue(const ProKey &v, int defaultValue) const
 {
     const ProString &str = first(v);
     if (!str.isEmpty()) {
         bool ok;
-        int i = str.toInt(&ok);
+        int i = str.toInt(&ok, 0);
         if (ok)
             return i;
     }