File optim-gcc-warnings.patch of Package octave-forge-optim

Index: optim-1.5.2/src/samin.cc
===================================================================
--- optim-1.5.2.orig/src/samin.cc
+++ optim-1.5.2/src/samin.cc
@@ -282,7 +282,7 @@ Example: see samin_example\n\
       return octave_value_list();
     }
 
-  double f, fp, p, pp, fopt, rand_draw, ratio, t;
+  double f, fp, p, fopt, rand_draw, ratio, t;
 
   Matrix details(1,3); // record function evaluations, temperatures and function values
   RowVector info(3);
@@ -533,4 +533,6 @@ Example: see samin_example\n\
           x = xopt;
         }
     }
+  // silence compiler warning
+  return octave_value_list ();
 }