// or not a node is collapsed, etc. These are the command line arguments that
// it supports:
//
-// --dsgc-dsapass={local,bu,td} - Specify what flavor of graph to check
+// --dsgc-dspass={local,bu,td} - Specify what flavor of graph to check
// --dsgc-abort-if-any-collapsed - Abort if any collapsed nodes are found
// --dsgc-abort-if-collapsed=<list> - Abort if a node pointed to by an SSA
// value with name in <list> is collapsed