BUG: Added space after /clean to avoid putting it together with the build configuration. This fixes the failure of the complext test on the second run in the same tree.

Source/cmGlobalVisualStudio7Generator.cxx

@@ -75,7 +75,7 @@ std::string cmGlobalVisualStudio7Generator::GenerateBuildCommand(const char* mak
     }
   if(clean)
     {
-    makeCommand += "/clean";
+    makeCommand += "/clean ";
     }
   else
     {