Index: trunk/ippTools/src/difftool.c
===================================================================
--- trunk/ippTools/src/difftool.c	(revision 18657)
+++ trunk/ippTools/src/difftool.c	(revision 18673)
@@ -825,4 +825,5 @@
     PXOPT_COPY_STR(config->args, where, "-filter", "filter", "==");
     PXOPT_COPY_STR(config->args, where,  "-kind", "kind", "==");
+    PXOPT_COPY_F32(config->args, where,  "-good_frac", "good_frac", ">=");
     PXOPT_LOOKUP_STR(workdir, config->args, "-workdir", true, false); // required options
     PXOPT_LOOKUP_TIME(registered, config->args, "-registered", false, false);