autooptimiser.cpp: In function 'int main(int, char**)':
autooptimiser.cpp:136: warning: comparison with string literal results in unspecified behaviour
--- src/tools/autooptimiser.cpp
+++ src/tools/autooptimiser.cpp
@@ -133,7 +133,7 @@
 
     Panorama pano;
     PanoramaMemento newPano;
-    if (scriptFile == "-") {
+    if (strcmp(scriptFile,"-") == 0) {
         if (newPano.loadPTScript(cin)) {
             pano.setMemento(newPano);
         } else {