--- a/libgui/graphics/Figure.cc	Thu Dec 21 12:35:38 2017 -0500
+++ b/libgui/graphics/Figure.cc	Thu Dec 21 12:47:20 2017 -0500
@@ -701,7 +701,7 @@
   {
     figure::properties& fp = properties<figure> ();
     octave_value fnum = fp.get___myhandle__ ().as_octave_value ();
-    
+
     Ffeval (ovl ("close", fnum));
   }
 

--- a/libinterp/corefcn/graphics.cc	Thu Dec 21 12:35:38 2017 -0500
+++ b/libinterp/corefcn/graphics.cc	Thu Dec 21 12:47:20 2017 -0500
@@ -3309,7 +3309,7 @@
 {
   if (is_handle_visible ())
     return;
-  
+
   // This object should not be the root "callbackobject"
   graphics_object rt = gh_manager::get_object (0);
   octave_value cbo = rt.get ("callbackobject");
@@ -3338,7 +3338,7 @@
 }
 
 /*
-## test current figure and current axes have visible handles 
+## test current figure and current axes have visible handles
 %!test
 %! hf1 = figure ("visible", "off");
 %! hf2 = figure ("visible", "off");
@@ -3358,7 +3358,7 @@
 */
 
 /*
-## test current callback object have visible handle 
+## test current callback object have visible handle
 %!test
 %! hf = figure ("visible", "off");
 %! hax = axes ();

--- a/libinterp/parse-tree/jit-typeinfo.cc	Thu Dec 21 12:35:38 2017 -0500
+++ b/libinterp/parse-tree/jit-typeinfo.cc	Thu Dec 21 12:47:20 2017 -0500
@@ -1200,7 +1200,7 @@
     // jit_type: "matrix" < "any"
     matrix_t = llvm::StructType::create (context, "matrix");
     {
-      llvm::Type *refcount_t = llvm::Type::getIntNTy (context, sizeof(int) * 8);    
+      llvm::Type *refcount_t = llvm::Type::getIntNTy (context, sizeof(int) * 8);
       llvm::Type *matrix_contents[5];
       matrix_contents[0] = refcount_t->getPointerTo ();
       matrix_contents[1] = scalar_t->getPointerTo ();

--- a/libinterp/parse-tree/jit-util.h	Thu Dec 21 12:35:38 2017 -0500
+++ b/libinterp/parse-tree/jit-util.h	Thu Dec 21 12:47:20 2017 -0500
@@ -60,14 +60,14 @@
   class LLVMContext;
   class Type;
   class StructType;
-  class FunctionType;  
+  class FunctionType;
   class Twine;
   class GlobalValue;
   class GlobalVariable;
   class TerminatorInst;
   class PHINode;
   class TargetMachine;
-  
+
   class ConstantFolder;
 
   template <bool preserveNames>

--- a/libinterp/parse-tree/pt-jit.h	Thu Dec 21 12:35:38 2017 -0500
+++ b/libinterp/parse-tree/pt-jit.h	Thu Dec 21 12:47:20 2017 -0500
@@ -542,7 +542,7 @@
     // to change anything in the module...
     void finalizeObject (void);
 
-  private:  
+  private:
     void do_add_global_mapping (const llvm::GlobalValue* gv, void* p) const;
 
     llvm::Module *module;

--- a/m4/acinclude.m4	Thu Dec 21 12:35:38 2017 -0500
+++ b/m4/acinclude.m4	Thu Dec 21 12:47:20 2017 -0500
@@ -789,10 +789,10 @@
     FFLAGS="$FFLAGS $F77_INTEGER_8_FLAG"
     AC_LANG_PUSH(Fortran 77)
     AC_RUN_IFELSE([[
-      program bug_52425 
+      program bug_52425
 c
       integer          maxn, maxnev, maxncv, ldv
-      parameter       (maxn=256, maxnev=10, maxncv=25, 
+      parameter       (maxn=256, maxnev=10, maxncv=25,
      $                 ldv=maxn )
 c
       Double precision
@@ -803,30 +803,30 @@
       integer          iparam(11), ipntr(11)
 c
       character        bmat*1, which*2
-      integer          ido, n, nev, ncv, lworkl, info, ierr, j, 
+      integer          ido, n, nev, ncv, lworkl, info, ierr, j,
      &                 nx, nconv, maxitr, mode, ishfts
       logical          rvec
-      Double precision      
+      Double precision
      &                 tol, sigma
 c
       Double precision
      &                 zero
       parameter        (zero = 0.0D+0)
 c
-      Double precision           
+      Double precision
      &                 dnrm2
       external         dnrm2, daxpy
 c
       intrinsic        abs
 c
       n = 20
-      nev =  4 
-      ncv =  20 
+      nev =  4
+      ncv =  20
       bmat = 'I'
       which = 'BE'
 c
       lworkl = ncv*(ncv+8)
-      tol = zero 
+      tol = zero
       info = 1
       do j = 1,n
          resid (j) = 1.0d0
@@ -837,28 +837,28 @@
       maxitr = 300
       mode   = 1
 c
-      iparam(1) = ishfts 
-      iparam(3) = maxitr 
-      iparam(7) = mode 
+      iparam(1) = ishfts
+      iparam(3) = maxitr
+      iparam(7) = mode
 c
  10   continue
 c
-         call dsaupd ( ido, bmat, n, which, nev, tol, resid, 
+         call dsaupd ( ido, bmat, n, which, nev, tol, resid,
      &                 ncv, v, ldv, iparam, ipntr, workd, workl,
      &                 lworkl, info )
 c
          if (ido .eq. -1 .or. ido .eq. 1) then
             call av (n, workd(ipntr(1)), workd(ipntr(2)))
             go to 10
-         end if 
+         end if
 c
       if ( info .lt. 0 ) then
           stop 1
-      else 
+      else
          rvec = .false.
 c
-         call dseupd ( rvec, 'All', select, d, v, ldv, sigma, 
-     &        bmat, n, which, nev, tol, resid, ncv, v, ldv, 
+         call dseupd ( rvec, 'All', select, d, v, ldv, sigma,
+     &        bmat, n, which, nev, tol, resid, ncv, v, ldv,
      &        iparam, ipntr, workd, workl, lworkl, ierr )
 c
          if ( ierr .ne. 0) then
@@ -874,7 +874,7 @@
  20          continue
 c
 c            | Litmus test: return 1 or 0 based on returned eigenvalue
-c     
+c
              if (abs(d(1,1) - 2.0810) > 1.0d-4) then
                 stop 1
              else

--- a/scripts/plot/util/figure.m	Thu Dec 21 12:35:38 2017 -0500
+++ b/scripts/plot/util/figure.m	Thu Dec 21 12:47:20 2017 -0500
@@ -93,7 +93,7 @@
   if (strcmp (get (f, "handlevisibility"), "on"))
     set (0, "currentfigure", f);
   endif
-  
+
   ## When switching to figure N, make figure visible and on top of stack,
   ## unless visibility is explicitly switched off.
   if (! init_new_figure && ! any (strcmpi (varargin(1:2:end), "visible")