Index: loop.c
===================================================================
--- loop.c	(revision 64516)
+++ loop.c	(working copy)
@@ -8,6 +8,7 @@
 {
 	int count = -1;
 	char *command;
+  wchar_t *name_copy; /* Used to copy the argv[0] */
 
 	if (argc < 2 || argc > 3) {
 		fprintf(stderr, "usage: loop <python-command> [count]\n");
@@ -19,8 +20,19 @@
 		count = atoi(argv[2]);
 	}
 
-	Py_SetProgramName(argv[0]);
+  /* Returns the number of chars minus the '\0' */
+  size_t nameSize = mbstowcs(NULL, argv[0], 0);
+  if (nameSize == (size_t) -1){
+    fprintf(stderr, "\nCould not convert argument 0 to wideCharString: %s\n", argv[0]);
+		return 1;
+	}
 
+  name_copy = PyMem_Malloc((nameSize + 1) * sizeof(wchar_t));
+   /* Copies (nameSize + 1) chars from argv[0] to name_copy */
+  mbstowcs(name_copy, argv[0], nameSize + 1);
+
+  Py_SetProgramName(name_copy);
+
 	/* uncomment this if you don't want to load site.py */
 	/* Py_NoSiteFlag = 1; */