1 files changed, 1 insertions, 0 deletions
diff --git a/Source/cmcmd.cxx b/Source/cmcmd.cxx
index ca46111..be492ed 100644
--- a/Source/cmcmd.cxx
+++ b/Source/cmcmd.cxx
@@ -765,6 +765,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
       startOutDir = cmSystemTools::CollapseFullPath(startOutDir);
       cm.SetHomeDirectory(homeDir);
       cm.SetHomeOutputDirectory(homeOutDir);
+      cm.GetCurrentSnapshot().SetDefaultDefinitions();
       if(cmGlobalGenerator* ggd = cm.CreateGlobalGenerator(gen))
         {
         cm.SetGlobalGenerator(ggd);