From ba68c325688acf3072715757480497524f61c425 Mon Sep 17 00:00:00 2001
From: Robert Loehning <robert.loehning@qt.io>
Date: Thu, 23 Feb 2017 17:13:43 +0100
Subject: Do not crash when qmlcachegen is called without arguments

Change-Id: Ib91271e0ac365f69e43dfc0981c74dcfd69d6ab3
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
---
 tools/qmlcachegen/qmlcachegen.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/qmlcachegen/qmlcachegen.cpp b/tools/qmlcachegen/qmlcachegen.cpp
index 10d9829520..977c5b6ff1 100644
--- a/tools/qmlcachegen/qmlcachegen.cpp
+++ b/tools/qmlcachegen/qmlcachegen.cpp
@@ -276,7 +276,9 @@ int main(int argc, char **argv)
     parser.process(app);
 
     const QStringList sources = parser.positionalArguments();
-    if (sources.count() > 1) {
+    if (sources.isEmpty()){
+        parser.showHelp();
+    } else if (sources.count() > 1) {
         fprintf(stderr, "%s\n", qPrintable(QStringLiteral("Too many input files specified: '") + sources.join(QStringLiteral("' '")) + QLatin1Char('\'')));
         return EXIT_FAILURE;
     }
-- 
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