Index: tol_tests/gsl/ticket_001398/test_cdf_beta.c
===================================================================
--- tol_tests/gsl/ticket_001398/test_cdf_beta.c	(revision 84140e009ab1777c937a3976bdaa1b958a45deb6)
+++ tol_tests/gsl/ticket_001398/test_cdf_beta.c	(revision f96092165c13fd4ebc965af5a298cd22d57f067c)
@@ -29,7 +29,10 @@
 
   for ( i = 0; sizeof( test_args ) / sizeof( test_args[ 0 ] ); ++i ) {
+    printf( "gsl_cdf_beta_Pinv(%g,%g,%g)=",
+             test_args[i].x, test_args[i].a, test_args[i].b );
     double p = gsl_cdf_beta_Pinv( test_args[i].x,
                                   test_args[i].a,
                                   test_args[i].b );
+    printf( "%g\n", p );
   }
   return 0;