Regenerate code (Kranc commit b0019939fb9ef98a05431967a4cc2139f0f2a1e4)

Mark automatically-generated variables as unused to avoid warnings

9 files changed, 237 insertions, 235 deletions

diff --git a/ML_WaveToy/src/Boundaries.cc b/ML_WaveToy/src/Boundaries.cc
index 1e5f99e..97cc0ff 100644
--- a/ML_WaveToy/src/Boundaries.cc
+++ b/ML_WaveToy/src/Boundaries.cc
@@ -30,7 +30,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   DECLARE_CCTK_ARGUMENTS;
   DECLARE_CCTK_PARAMETERS;
   
-  CCTK_INT ierr = 0;
+  CCTK_INT ierr CCTK_ATTRIBUTE_UNUSED  = 0;
   
   if (CCTK_EQUALS(WT_rho_bound, "none"  ) ||
       CCTK_EQUALS(WT_rho_bound, "static") ||
@@ -79,7 +79,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   if (CCTK_EQUALS(WT_rho_bound, "radiative"))
   {
    /* select radiation boundary condition */
-    static CCTK_INT handle_WT_rho_bound = -1;
+    static CCTK_INT handle_WT_rho_bound CCTK_ATTRIBUTE_UNUSED  = -1;
     if (handle_WT_rho_bound < 0) handle_WT_rho_bound = Util_TableCreate(UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
     if (handle_WT_rho_bound < 0) CCTK_WARN(0, "could not create table!");
     if (Util_TableSetReal(handle_WT_rho_bound , WT_rho_bound_limit, "LIMIT") < 0)
@@ -98,7 +98,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   if (CCTK_EQUALS(WT_u_bound, "radiative"))
   {
    /* select radiation boundary condition */
-    static CCTK_INT handle_WT_u_bound = -1;
+    static CCTK_INT handle_WT_u_bound CCTK_ATTRIBUTE_UNUSED  = -1;
     if (handle_WT_u_bound < 0) handle_WT_u_bound = Util_TableCreate(UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
     if (handle_WT_u_bound < 0) CCTK_WARN(0, "could not create table!");
     if (Util_TableSetReal(handle_WT_u_bound , WT_u_bound_limit, "LIMIT") < 0)
@@ -117,7 +117,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   if (CCTK_EQUALS(rho_bound, "radiative"))
   {
    /* select radiation boundary condition */
-    static CCTK_INT handle_rho_bound = -1;
+    static CCTK_INT handle_rho_bound CCTK_ATTRIBUTE_UNUSED  = -1;
     if (handle_rho_bound < 0) handle_rho_bound = Util_TableCreate(UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
     if (handle_rho_bound < 0) CCTK_WARN(0, "could not create table!");
     if (Util_TableSetReal(handle_rho_bound , rho_bound_limit, "LIMIT") < 0)
@@ -136,7 +136,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   if (CCTK_EQUALS(u_bound, "radiative"))
   {
    /* select radiation boundary condition */
-    static CCTK_INT handle_u_bound = -1;
+    static CCTK_INT handle_u_bound CCTK_ATTRIBUTE_UNUSED  = -1;
     if (handle_u_bound < 0) handle_u_bound = Util_TableCreate(UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
     if (handle_u_bound < 0) CCTK_WARN(0, "could not create table!");
     if (Util_TableSetReal(handle_u_bound , u_bound_limit, "LIMIT") < 0)
@@ -155,7 +155,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   if (CCTK_EQUALS(WT_rho_bound, "scalar"))
   {
    /* select scalar boundary condition */
-    static CCTK_INT handle_WT_rho_bound = -1;
+    static CCTK_INT handle_WT_rho_bound CCTK_ATTRIBUTE_UNUSED  = -1;
     if (handle_WT_rho_bound < 0) handle_WT_rho_bound = Util_TableCreate(UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
     if (handle_WT_rho_bound < 0) CCTK_WARN(0, "could not create table!");
     if (Util_TableSetReal(handle_WT_rho_bound ,WT_rho_bound_scalar, "SCALAR") < 0)
@@ -172,7 +172,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   if (CCTK_EQUALS(WT_u_bound, "scalar"))
   {
    /* select scalar boundary condition */
-    static CCTK_INT handle_WT_u_bound = -1;
+    static CCTK_INT handle_WT_u_bound CCTK_ATTRIBUTE_UNUSED  = -1;
     if (handle_WT_u_bound < 0) handle_WT_u_bound = Util_TableCreate(UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
     if (handle_WT_u_bound < 0) CCTK_WARN(0, "could not create table!");
     if (Util_TableSetReal(handle_WT_u_bound ,WT_u_bound_scalar, "SCALAR") < 0)
@@ -189,7 +189,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   if (CCTK_EQUALS(rho_bound, "scalar"))
   {
    /* select scalar boundary condition */
-    static CCTK_INT handle_rho_bound = -1;
+    static CCTK_INT handle_rho_bound CCTK_ATTRIBUTE_UNUSED  = -1;
     if (handle_rho_bound < 0) handle_rho_bound = Util_TableCreate(UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
     if (handle_rho_bound < 0) CCTK_WARN(0, "could not create table!");
     if (Util_TableSetReal(handle_rho_bound ,rho_bound_scalar, "SCALAR") < 0)
@@ -206,7 +206,7 @@ extern "C" void ML_WaveToy_SelectBoundConds(CCTK_ARGUMENTS)
   if (CCTK_EQUALS(u_bound, "scalar"))
   {
    /* select scalar boundary condition */
-    static CCTK_INT handle_u_bound = -1;
+    static CCTK_INT handle_u_bound CCTK_ATTRIBUTE_UNUSED  = -1;
     if (handle_u_bound < 0) handle_u_bound = Util_TableCreate(UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
     if (handle_u_bound < 0) CCTK_WARN(0, "could not create table!");
     if (Util_TableSetReal(handle_u_bound ,u_bound_scalar, "SCALAR") < 0)
diff --git a/ML_WaveToy/src/RegisterMoL.cc b/ML_WaveToy/src/RegisterMoL.cc
index 8881277..b81354f 100644
--- a/ML_WaveToy/src/RegisterMoL.cc
+++ b/ML_WaveToy/src/RegisterMoL.cc
@@ -9,7 +9,7 @@ extern "C" void ML_WaveToy_RegisterVars(CCTK_ARGUMENTS)
   DECLARE_CCTK_ARGUMENTS;
   DECLARE_CCTK_PARAMETERS;
   
-  CCTK_INT ierr = 0;
+  CCTK_INT ierr CCTK_ATTRIBUTE_UNUSED  = 0;
   
   /* Register all the evolved grid functions with MoL */
   ierr += MoLRegisterEvolved(CCTK_VarIndex("ML_WaveToy::rho"),  CCTK_VarIndex("ML_WaveToy::rhorhs"));
diff --git a/ML_WaveToy/src/Startup.cc b/ML_WaveToy/src/Startup.cc
index 5f3d2bd..04fd1e1 100644
--- a/ML_WaveToy/src/Startup.cc
+++ b/ML_WaveToy/src/Startup.cc
@@ -4,7 +4,7 @@
 
 extern "C" int ML_WaveToy_Startup(void)
 {
-  const char * banner = "ML_WaveToy";
+  const char * banner CCTK_ATTRIBUTE_UNUSED  = "ML_WaveToy";
   CCTK_RegisterBanner(banner);
   return 0;
 }
diff --git a/ML_WaveToy/src/WT_Dirichlet.cc b/ML_WaveToy/src/WT_Dirichlet.cc
index 4629fda..aa6f40f 100644
--- a/ML_WaveToy/src/WT_Dirichlet.cc
+++ b/ML_WaveToy/src/WT_Dirichlet.cc
@@ -32,7 +32,7 @@ extern "C" void WT_Dirichlet_SelectBCs(CCTK_ARGUMENTS)
   DECLARE_CCTK_ARGUMENTS;
   DECLARE_CCTK_PARAMETERS;
   
-  CCTK_INT ierr = 0;
+  CCTK_INT ierr CCTK_ATTRIBUTE_UNUSED  = 0;
   ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "ML_WaveToy::WT_rhorhs","flat");
   if (ierr < 0)
     CCTK_WARN(1, "Failed to register flat BC for ML_WaveToy::WT_rhorhs.");
@@ -51,39 +51,39 @@ static void WT_Dirichlet_Body(cGH const * restrict const cctkGH, int const dir,
   /* Include user-supplied include files */
   
   /* Initialise finite differencing variables */
-  ptrdiff_t const di = 1;
-  ptrdiff_t const dj = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const dk = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const cdi = sizeof(CCTK_REAL) * di;
-  ptrdiff_t const cdj = sizeof(CCTK_REAL) * dj;
-  ptrdiff_t const cdk = sizeof(CCTK_REAL) * dk;
-  CCTK_REAL_VEC const dx = ToReal(CCTK_DELTA_SPACE(0));
-  CCTK_REAL_VEC const dy = ToReal(CCTK_DELTA_SPACE(1));
-  CCTK_REAL_VEC const dz = ToReal(CCTK_DELTA_SPACE(2));
-  CCTK_REAL_VEC const dt = ToReal(CCTK_DELTA_TIME);
-  CCTK_REAL_VEC const t = ToReal(cctk_time);
-  CCTK_REAL_VEC const dxi = INV(dx);
-  CCTK_REAL_VEC const dyi = INV(dy);
-  CCTK_REAL_VEC const dzi = INV(dz);
-  CCTK_REAL_VEC const khalf = ToReal(0.5);
-  CCTK_REAL_VEC const kthird = ToReal(1.0/3.0);
-  CCTK_REAL_VEC const ktwothird = ToReal(2.0/3.0);
-  CCTK_REAL_VEC const kfourthird = ToReal(4.0/3.0);
-  CCTK_REAL_VEC const keightthird = ToReal(8.0/3.0);
-  CCTK_REAL_VEC const hdxi = kmul(ToReal(0.5), dxi);
-  CCTK_REAL_VEC const hdyi = kmul(ToReal(0.5), dyi);
-  CCTK_REAL_VEC const hdzi = kmul(ToReal(0.5), dzi);
+  ptrdiff_t const di CCTK_ATTRIBUTE_UNUSED  = 1;
+  ptrdiff_t const dj CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const dk CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const cdi CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * di;
+  ptrdiff_t const cdj CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dj;
+  ptrdiff_t const cdk CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dk;
+  CCTK_REAL_VEC const dx CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(0));
+  CCTK_REAL_VEC const dy CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(1));
+  CCTK_REAL_VEC const dz CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(2));
+  CCTK_REAL_VEC const dt CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_TIME);
+  CCTK_REAL_VEC const t CCTK_ATTRIBUTE_UNUSED  = ToReal(cctk_time);
+  CCTK_REAL_VEC const dxi CCTK_ATTRIBUTE_UNUSED  = INV(dx);
+  CCTK_REAL_VEC const dyi CCTK_ATTRIBUTE_UNUSED  = INV(dy);
+  CCTK_REAL_VEC const dzi CCTK_ATTRIBUTE_UNUSED  = INV(dz);
+  CCTK_REAL_VEC const khalf CCTK_ATTRIBUTE_UNUSED  = ToReal(0.5);
+  CCTK_REAL_VEC const kthird CCTK_ATTRIBUTE_UNUSED  = ToReal(1.0/3.0);
+  CCTK_REAL_VEC const ktwothird CCTK_ATTRIBUTE_UNUSED  = ToReal(2.0/3.0);
+  CCTK_REAL_VEC const kfourthird CCTK_ATTRIBUTE_UNUSED  = ToReal(4.0/3.0);
+  CCTK_REAL_VEC const keightthird CCTK_ATTRIBUTE_UNUSED  = ToReal(8.0/3.0);
+  CCTK_REAL_VEC const hdxi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dxi);
+  CCTK_REAL_VEC const hdyi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dyi);
+  CCTK_REAL_VEC const hdzi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dzi);
   
   /* Initialize predefined quantities */
-  CCTK_REAL_VEC const p1o12dx = kdiv(ToReal(0.0833333333333333333333333333333),dx);
-  CCTK_REAL_VEC const p1o12dy = kdiv(ToReal(0.0833333333333333333333333333333),dy);
-  CCTK_REAL_VEC const p1o12dz = kdiv(ToReal(0.0833333333333333333333333333333),dz);
-  CCTK_REAL_VEC const p1o144dxdy = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
-  CCTK_REAL_VEC const p1o144dxdz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
-  CCTK_REAL_VEC const p1o144dydz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
-  CCTK_REAL_VEC const pm1o12dx2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
-  CCTK_REAL_VEC const pm1o12dy2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
-  CCTK_REAL_VEC const pm1o12dz2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
+  CCTK_REAL_VEC const p1o12dx CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dx);
+  CCTK_REAL_VEC const p1o12dy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dy);
+  CCTK_REAL_VEC const p1o12dz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dz);
+  CCTK_REAL_VEC const p1o144dxdy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
+  CCTK_REAL_VEC const p1o144dxdz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
+  CCTK_REAL_VEC const p1o144dydz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
+  CCTK_REAL_VEC const pm1o12dx2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
+  CCTK_REAL_VEC const pm1o12dy2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
+  CCTK_REAL_VEC const pm1o12dz2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
   
   /* Assign local copies of arrays functions */
   
@@ -100,7 +100,7 @@ static void WT_Dirichlet_Body(cGH const * restrict const cctkGH, int const dir,
     cctk_ash[0],cctk_ash[1],cctk_ash[2],
     CCTK_REAL_VEC_SIZE)
   {
-    ptrdiff_t const index = di*i + dj*j + dk*k;
+    ptrdiff_t const index CCTK_ATTRIBUTE_UNUSED  = di*i + dj*j + dk*k;
     
     /* Assign local copies of grid functions */
     
@@ -111,9 +111,9 @@ static void WT_Dirichlet_Body(cGH const * restrict const cctkGH, int const dir,
     /* Precompute derivatives */
     
     /* Calculate temporaries and grid functions */
-    CCTK_REAL_VEC urhsL = ToReal(0);
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED urhsL = ToReal(0);
     
-    CCTK_REAL_VEC rhorhsL = ToReal(0);
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED rhorhsL = ToReal(0);
     
     /* Copy local copies back to grid functions */
     vec_store_partial_prepare(i,lc_imin,lc_imax);
diff --git a/ML_WaveToy/src/WT_Energy.cc b/ML_WaveToy/src/WT_Energy.cc
index 96355af..f8b9e2e 100644
--- a/ML_WaveToy/src/WT_Energy.cc
+++ b/ML_WaveToy/src/WT_Energy.cc
@@ -32,7 +32,7 @@ extern "C" void WT_Energy_SelectBCs(CCTK_ARGUMENTS)
   DECLARE_CCTK_ARGUMENTS;
   DECLARE_CCTK_PARAMETERS;
   
-  CCTK_INT ierr = 0;
+  CCTK_INT ierr CCTK_ATTRIBUTE_UNUSED  = 0;
   ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "ML_WaveToy::WT_eps","flat");
   if (ierr < 0)
     CCTK_WARN(1, "Failed to register flat BC for ML_WaveToy::WT_eps.");
@@ -48,39 +48,39 @@ static void WT_Energy_Body(cGH const * restrict const cctkGH, int const dir, int
   /* Include user-supplied include files */
   
   /* Initialise finite differencing variables */
-  ptrdiff_t const di = 1;
-  ptrdiff_t const dj = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const dk = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const cdi = sizeof(CCTK_REAL) * di;
-  ptrdiff_t const cdj = sizeof(CCTK_REAL) * dj;
-  ptrdiff_t const cdk = sizeof(CCTK_REAL) * dk;
-  CCTK_REAL_VEC const dx = ToReal(CCTK_DELTA_SPACE(0));
-  CCTK_REAL_VEC const dy = ToReal(CCTK_DELTA_SPACE(1));
-  CCTK_REAL_VEC const dz = ToReal(CCTK_DELTA_SPACE(2));
-  CCTK_REAL_VEC const dt = ToReal(CCTK_DELTA_TIME);
-  CCTK_REAL_VEC const t = ToReal(cctk_time);
-  CCTK_REAL_VEC const dxi = INV(dx);
-  CCTK_REAL_VEC const dyi = INV(dy);
-  CCTK_REAL_VEC const dzi = INV(dz);
-  CCTK_REAL_VEC const khalf = ToReal(0.5);
-  CCTK_REAL_VEC const kthird = ToReal(1.0/3.0);
-  CCTK_REAL_VEC const ktwothird = ToReal(2.0/3.0);
-  CCTK_REAL_VEC const kfourthird = ToReal(4.0/3.0);
-  CCTK_REAL_VEC const keightthird = ToReal(8.0/3.0);
-  CCTK_REAL_VEC const hdxi = kmul(ToReal(0.5), dxi);
-  CCTK_REAL_VEC const hdyi = kmul(ToReal(0.5), dyi);
-  CCTK_REAL_VEC const hdzi = kmul(ToReal(0.5), dzi);
+  ptrdiff_t const di CCTK_ATTRIBUTE_UNUSED  = 1;
+  ptrdiff_t const dj CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const dk CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const cdi CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * di;
+  ptrdiff_t const cdj CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dj;
+  ptrdiff_t const cdk CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dk;
+  CCTK_REAL_VEC const dx CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(0));
+  CCTK_REAL_VEC const dy CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(1));
+  CCTK_REAL_VEC const dz CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(2));
+  CCTK_REAL_VEC const dt CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_TIME);
+  CCTK_REAL_VEC const t CCTK_ATTRIBUTE_UNUSED  = ToReal(cctk_time);
+  CCTK_REAL_VEC const dxi CCTK_ATTRIBUTE_UNUSED  = INV(dx);
+  CCTK_REAL_VEC const dyi CCTK_ATTRIBUTE_UNUSED  = INV(dy);
+  CCTK_REAL_VEC const dzi CCTK_ATTRIBUTE_UNUSED  = INV(dz);
+  CCTK_REAL_VEC const khalf CCTK_ATTRIBUTE_UNUSED  = ToReal(0.5);
+  CCTK_REAL_VEC const kthird CCTK_ATTRIBUTE_UNUSED  = ToReal(1.0/3.0);
+  CCTK_REAL_VEC const ktwothird CCTK_ATTRIBUTE_UNUSED  = ToReal(2.0/3.0);
+  CCTK_REAL_VEC const kfourthird CCTK_ATTRIBUTE_UNUSED  = ToReal(4.0/3.0);
+  CCTK_REAL_VEC const keightthird CCTK_ATTRIBUTE_UNUSED  = ToReal(8.0/3.0);
+  CCTK_REAL_VEC const hdxi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dxi);
+  CCTK_REAL_VEC const hdyi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dyi);
+  CCTK_REAL_VEC const hdzi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dzi);
   
   /* Initialize predefined quantities */
-  CCTK_REAL_VEC const p1o12dx = kdiv(ToReal(0.0833333333333333333333333333333),dx);
-  CCTK_REAL_VEC const p1o12dy = kdiv(ToReal(0.0833333333333333333333333333333),dy);
-  CCTK_REAL_VEC const p1o12dz = kdiv(ToReal(0.0833333333333333333333333333333),dz);
-  CCTK_REAL_VEC const p1o144dxdy = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
-  CCTK_REAL_VEC const p1o144dxdz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
-  CCTK_REAL_VEC const p1o144dydz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
-  CCTK_REAL_VEC const pm1o12dx2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
-  CCTK_REAL_VEC const pm1o12dy2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
-  CCTK_REAL_VEC const pm1o12dz2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
+  CCTK_REAL_VEC const p1o12dx CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dx);
+  CCTK_REAL_VEC const p1o12dy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dy);
+  CCTK_REAL_VEC const p1o12dz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dz);
+  CCTK_REAL_VEC const p1o144dxdy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
+  CCTK_REAL_VEC const p1o144dxdz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
+  CCTK_REAL_VEC const p1o144dydz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
+  CCTK_REAL_VEC const pm1o12dx2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
+  CCTK_REAL_VEC const pm1o12dy2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
+  CCTK_REAL_VEC const pm1o12dz2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
   
   /* Assign local copies of arrays functions */
   
@@ -97,23 +97,23 @@ static void WT_Energy_Body(cGH const * restrict const cctkGH, int const dir, int
     cctk_ash[0],cctk_ash[1],cctk_ash[2],
     CCTK_REAL_VEC_SIZE)
   {
-    ptrdiff_t const index = di*i + dj*j + dk*k;
+    ptrdiff_t const index CCTK_ATTRIBUTE_UNUSED  = di*i + dj*j + dk*k;
     
     /* Assign local copies of grid functions */
     
-    CCTK_REAL_VEC rhoL = vec_load(rho[index]);
-    CCTK_REAL_VEC uL = vec_load(u[index]);
+    CCTK_REAL_VEC rhoL CCTK_ATTRIBUTE_UNUSED = vec_load(rho[index]);
+    CCTK_REAL_VEC uL CCTK_ATTRIBUTE_UNUSED = vec_load(u[index]);
     
     
     /* Include user supplied include files */
     
     /* Precompute derivatives */
-    CCTK_REAL_VEC const PDstandardNth1u = PDstandardNth1(&u[index]);
-    CCTK_REAL_VEC const PDstandardNth2u = PDstandardNth2(&u[index]);
-    CCTK_REAL_VEC const PDstandardNth3u = PDstandardNth3(&u[index]);
+    CCTK_REAL_VEC const PDstandardNth1u CCTK_ATTRIBUTE_UNUSED  = PDstandardNth1(&u[index]);
+    CCTK_REAL_VEC const PDstandardNth2u CCTK_ATTRIBUTE_UNUSED  = PDstandardNth2(&u[index]);
+    CCTK_REAL_VEC const PDstandardNth3u CCTK_ATTRIBUTE_UNUSED  = PDstandardNth3(&u[index]);
     
     /* Calculate temporaries and grid functions */
-    CCTK_REAL_VEC epsL = 
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED epsL = 
       kmul(kmadd(rhoL,rhoL,kmadd(PDstandardNth1u,PDstandardNth1u,kmadd(PDstandardNth2u,PDstandardNth2u,kmul(PDstandardNth3u,PDstandardNth3u)))),ToReal(0.5));
     
     /* Copy local copies back to grid functions */
diff --git a/ML_WaveToy/src/WT_EnergyBoundary.cc b/ML_WaveToy/src/WT_EnergyBoundary.cc
index a1672f4..06386bb 100644
--- a/ML_WaveToy/src/WT_EnergyBoundary.cc
+++ b/ML_WaveToy/src/WT_EnergyBoundary.cc
@@ -32,7 +32,7 @@ extern "C" void WT_EnergyBoundary_SelectBCs(CCTK_ARGUMENTS)
   DECLARE_CCTK_ARGUMENTS;
   DECLARE_CCTK_PARAMETERS;
   
-  CCTK_INT ierr = 0;
+  CCTK_INT ierr CCTK_ATTRIBUTE_UNUSED  = 0;
   ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "ML_WaveToy::WT_eps","flat");
   if (ierr < 0)
     CCTK_WARN(1, "Failed to register flat BC for ML_WaveToy::WT_eps.");
@@ -48,39 +48,39 @@ static void WT_EnergyBoundary_Body(cGH const * restrict const cctkGH, int const
   /* Include user-supplied include files */
   
   /* Initialise finite differencing variables */
-  ptrdiff_t const di = 1;
-  ptrdiff_t const dj = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const dk = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const cdi = sizeof(CCTK_REAL) * di;
-  ptrdiff_t const cdj = sizeof(CCTK_REAL) * dj;
-  ptrdiff_t const cdk = sizeof(CCTK_REAL) * dk;
-  CCTK_REAL_VEC const dx = ToReal(CCTK_DELTA_SPACE(0));
-  CCTK_REAL_VEC const dy = ToReal(CCTK_DELTA_SPACE(1));
-  CCTK_REAL_VEC const dz = ToReal(CCTK_DELTA_SPACE(2));
-  CCTK_REAL_VEC const dt = ToReal(CCTK_DELTA_TIME);
-  CCTK_REAL_VEC const t = ToReal(cctk_time);
-  CCTK_REAL_VEC const dxi = INV(dx);
-  CCTK_REAL_VEC const dyi = INV(dy);
-  CCTK_REAL_VEC const dzi = INV(dz);
-  CCTK_REAL_VEC const khalf = ToReal(0.5);
-  CCTK_REAL_VEC const kthird = ToReal(1.0/3.0);
-  CCTK_REAL_VEC const ktwothird = ToReal(2.0/3.0);
-  CCTK_REAL_VEC const kfourthird = ToReal(4.0/3.0);
-  CCTK_REAL_VEC const keightthird = ToReal(8.0/3.0);
-  CCTK_REAL_VEC const hdxi = kmul(ToReal(0.5), dxi);
-  CCTK_REAL_VEC const hdyi = kmul(ToReal(0.5), dyi);
-  CCTK_REAL_VEC const hdzi = kmul(ToReal(0.5), dzi);
+  ptrdiff_t const di CCTK_ATTRIBUTE_UNUSED  = 1;
+  ptrdiff_t const dj CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const dk CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const cdi CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * di;
+  ptrdiff_t const cdj CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dj;
+  ptrdiff_t const cdk CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dk;
+  CCTK_REAL_VEC const dx CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(0));
+  CCTK_REAL_VEC const dy CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(1));
+  CCTK_REAL_VEC const dz CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(2));
+  CCTK_REAL_VEC const dt CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_TIME);
+  CCTK_REAL_VEC const t CCTK_ATTRIBUTE_UNUSED  = ToReal(cctk_time);
+  CCTK_REAL_VEC const dxi CCTK_ATTRIBUTE_UNUSED  = INV(dx);
+  CCTK_REAL_VEC const dyi CCTK_ATTRIBUTE_UNUSED  = INV(dy);
+  CCTK_REAL_VEC const dzi CCTK_ATTRIBUTE_UNUSED  = INV(dz);
+  CCTK_REAL_VEC const khalf CCTK_ATTRIBUTE_UNUSED  = ToReal(0.5);
+  CCTK_REAL_VEC const kthird CCTK_ATTRIBUTE_UNUSED  = ToReal(1.0/3.0);
+  CCTK_REAL_VEC const ktwothird CCTK_ATTRIBUTE_UNUSED  = ToReal(2.0/3.0);
+  CCTK_REAL_VEC const kfourthird CCTK_ATTRIBUTE_UNUSED  = ToReal(4.0/3.0);
+  CCTK_REAL_VEC const keightthird CCTK_ATTRIBUTE_UNUSED  = ToReal(8.0/3.0);
+  CCTK_REAL_VEC const hdxi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dxi);
+  CCTK_REAL_VEC const hdyi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dyi);
+  CCTK_REAL_VEC const hdzi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dzi);
   
   /* Initialize predefined quantities */
-  CCTK_REAL_VEC const p1o12dx = kdiv(ToReal(0.0833333333333333333333333333333),dx);
-  CCTK_REAL_VEC const p1o12dy = kdiv(ToReal(0.0833333333333333333333333333333),dy);
-  CCTK_REAL_VEC const p1o12dz = kdiv(ToReal(0.0833333333333333333333333333333),dz);
-  CCTK_REAL_VEC const p1o144dxdy = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
-  CCTK_REAL_VEC const p1o144dxdz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
-  CCTK_REAL_VEC const p1o144dydz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
-  CCTK_REAL_VEC const pm1o12dx2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
-  CCTK_REAL_VEC const pm1o12dy2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
-  CCTK_REAL_VEC const pm1o12dz2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
+  CCTK_REAL_VEC const p1o12dx CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dx);
+  CCTK_REAL_VEC const p1o12dy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dy);
+  CCTK_REAL_VEC const p1o12dz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dz);
+  CCTK_REAL_VEC const p1o144dxdy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
+  CCTK_REAL_VEC const p1o144dxdz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
+  CCTK_REAL_VEC const p1o144dydz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
+  CCTK_REAL_VEC const pm1o12dx2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
+  CCTK_REAL_VEC const pm1o12dy2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
+  CCTK_REAL_VEC const pm1o12dz2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
   
   /* Assign local copies of arrays functions */
   
@@ -97,7 +97,7 @@ static void WT_EnergyBoundary_Body(cGH const * restrict const cctkGH, int const
     cctk_ash[0],cctk_ash[1],cctk_ash[2],
     CCTK_REAL_VEC_SIZE)
   {
-    ptrdiff_t const index = di*i + dj*j + dk*k;
+    ptrdiff_t const index CCTK_ATTRIBUTE_UNUSED  = di*i + dj*j + dk*k;
     
     /* Assign local copies of grid functions */
     
@@ -108,7 +108,7 @@ static void WT_EnergyBoundary_Body(cGH const * restrict const cctkGH, int const
     /* Precompute derivatives */
     
     /* Calculate temporaries and grid functions */
-    CCTK_REAL_VEC epsL = ToReal(0);
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED epsL = ToReal(0);
     
     /* Copy local copies back to grid functions */
     vec_store_partial_prepare(i,lc_imin,lc_imax);
diff --git a/ML_WaveToy/src/WT_Gaussian.cc b/ML_WaveToy/src/WT_Gaussian.cc
index 2c8f46a..5faa131 100644
--- a/ML_WaveToy/src/WT_Gaussian.cc
+++ b/ML_WaveToy/src/WT_Gaussian.cc
@@ -36,39 +36,39 @@ static void WT_Gaussian_Body(cGH const * restrict const cctkGH, int const dir, i
   /* Include user-supplied include files */
   
   /* Initialise finite differencing variables */
-  ptrdiff_t const di = 1;
-  ptrdiff_t const dj = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const dk = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const cdi = sizeof(CCTK_REAL) * di;
-  ptrdiff_t const cdj = sizeof(CCTK_REAL) * dj;
-  ptrdiff_t const cdk = sizeof(CCTK_REAL) * dk;
-  CCTK_REAL_VEC const dx = ToReal(CCTK_DELTA_SPACE(0));
-  CCTK_REAL_VEC const dy = ToReal(CCTK_DELTA_SPACE(1));
-  CCTK_REAL_VEC const dz = ToReal(CCTK_DELTA_SPACE(2));
-  CCTK_REAL_VEC const dt = ToReal(CCTK_DELTA_TIME);
-  CCTK_REAL_VEC const t = ToReal(cctk_time);
-  CCTK_REAL_VEC const dxi = INV(dx);
-  CCTK_REAL_VEC const dyi = INV(dy);
-  CCTK_REAL_VEC const dzi = INV(dz);
-  CCTK_REAL_VEC const khalf = ToReal(0.5);
-  CCTK_REAL_VEC const kthird = ToReal(1.0/3.0);
-  CCTK_REAL_VEC const ktwothird = ToReal(2.0/3.0);
-  CCTK_REAL_VEC const kfourthird = ToReal(4.0/3.0);
-  CCTK_REAL_VEC const keightthird = ToReal(8.0/3.0);
-  CCTK_REAL_VEC const hdxi = kmul(ToReal(0.5), dxi);
-  CCTK_REAL_VEC const hdyi = kmul(ToReal(0.5), dyi);
-  CCTK_REAL_VEC const hdzi = kmul(ToReal(0.5), dzi);
+  ptrdiff_t const di CCTK_ATTRIBUTE_UNUSED  = 1;
+  ptrdiff_t const dj CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const dk CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const cdi CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * di;
+  ptrdiff_t const cdj CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dj;
+  ptrdiff_t const cdk CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dk;
+  CCTK_REAL_VEC const dx CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(0));
+  CCTK_REAL_VEC const dy CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(1));
+  CCTK_REAL_VEC const dz CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(2));
+  CCTK_REAL_VEC const dt CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_TIME);
+  CCTK_REAL_VEC const t CCTK_ATTRIBUTE_UNUSED  = ToReal(cctk_time);
+  CCTK_REAL_VEC const dxi CCTK_ATTRIBUTE_UNUSED  = INV(dx);
+  CCTK_REAL_VEC const dyi CCTK_ATTRIBUTE_UNUSED  = INV(dy);
+  CCTK_REAL_VEC const dzi CCTK_ATTRIBUTE_UNUSED  = INV(dz);
+  CCTK_REAL_VEC const khalf CCTK_ATTRIBUTE_UNUSED  = ToReal(0.5);
+  CCTK_REAL_VEC const kthird CCTK_ATTRIBUTE_UNUSED  = ToReal(1.0/3.0);
+  CCTK_REAL_VEC const ktwothird CCTK_ATTRIBUTE_UNUSED  = ToReal(2.0/3.0);
+  CCTK_REAL_VEC const kfourthird CCTK_ATTRIBUTE_UNUSED  = ToReal(4.0/3.0);
+  CCTK_REAL_VEC const keightthird CCTK_ATTRIBUTE_UNUSED  = ToReal(8.0/3.0);
+  CCTK_REAL_VEC const hdxi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dxi);
+  CCTK_REAL_VEC const hdyi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dyi);
+  CCTK_REAL_VEC const hdzi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dzi);
   
   /* Initialize predefined quantities */
-  CCTK_REAL_VEC const p1o12dx = kdiv(ToReal(0.0833333333333333333333333333333),dx);
-  CCTK_REAL_VEC const p1o12dy = kdiv(ToReal(0.0833333333333333333333333333333),dy);
-  CCTK_REAL_VEC const p1o12dz = kdiv(ToReal(0.0833333333333333333333333333333),dz);
-  CCTK_REAL_VEC const p1o144dxdy = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
-  CCTK_REAL_VEC const p1o144dxdz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
-  CCTK_REAL_VEC const p1o144dydz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
-  CCTK_REAL_VEC const pm1o12dx2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
-  CCTK_REAL_VEC const pm1o12dy2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
-  CCTK_REAL_VEC const pm1o12dz2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
+  CCTK_REAL_VEC const p1o12dx CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dx);
+  CCTK_REAL_VEC const p1o12dy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dy);
+  CCTK_REAL_VEC const p1o12dz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dz);
+  CCTK_REAL_VEC const p1o144dxdy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
+  CCTK_REAL_VEC const p1o144dxdz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
+  CCTK_REAL_VEC const p1o144dydz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
+  CCTK_REAL_VEC const pm1o12dx2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
+  CCTK_REAL_VEC const pm1o12dy2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
+  CCTK_REAL_VEC const pm1o12dz2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
   
   /* Assign local copies of arrays functions */
   
@@ -85,11 +85,11 @@ static void WT_Gaussian_Body(cGH const * restrict const cctkGH, int const dir, i
     cctk_ash[0],cctk_ash[1],cctk_ash[2],
     CCTK_REAL_VEC_SIZE)
   {
-    ptrdiff_t const index = di*i + dj*j + dk*k;
+    ptrdiff_t const index CCTK_ATTRIBUTE_UNUSED  = di*i + dj*j + dk*k;
     
     /* Assign local copies of grid functions */
     
-    CCTK_REAL_VEC rL = vec_load(r[index]);
+    CCTK_REAL_VEC rL CCTK_ATTRIBUTE_UNUSED = vec_load(r[index]);
     
     
     /* Include user supplied include files */
@@ -97,10 +97,10 @@ static void WT_Gaussian_Body(cGH const * restrict const cctkGH, int const dir, i
     /* Precompute derivatives */
     
     /* Calculate temporaries and grid functions */
-    CCTK_REAL_VEC uL = 
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED uL = 
       kmul(kexp(kmul(kmul(kmul(rL,rL),ToReal(-0.5)),ToReal(ScalarINV(ScalarSQR(width))))),ToReal(amplitude));
     
-    CCTK_REAL_VEC rhoL = ToReal(0);
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED rhoL = ToReal(0);
     
     /* Copy local copies back to grid functions */
     vec_store_partial_prepare(i,lc_imin,lc_imax);
diff --git a/ML_WaveToy/src/WT_RHS.cc b/ML_WaveToy/src/WT_RHS.cc
index bddf28f..ce529d6 100644
--- a/ML_WaveToy/src/WT_RHS.cc
+++ b/ML_WaveToy/src/WT_RHS.cc
@@ -32,7 +32,7 @@ extern "C" void WT_RHS_SelectBCs(CCTK_ARGUMENTS)
   DECLARE_CCTK_ARGUMENTS;
   DECLARE_CCTK_PARAMETERS;
   
-  CCTK_INT ierr = 0;
+  CCTK_INT ierr CCTK_ATTRIBUTE_UNUSED  = 0;
   ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "ML_WaveToy::WT_rhorhs","flat");
   if (ierr < 0)
     CCTK_WARN(1, "Failed to register flat BC for ML_WaveToy::WT_rhorhs.");
@@ -51,39 +51,39 @@ static void WT_RHS_Body(cGH const * restrict const cctkGH, int const dir, int co
   /* Include user-supplied include files */
   
   /* Initialise finite differencing variables */
-  ptrdiff_t const di = 1;
-  ptrdiff_t const dj = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const dk = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const cdi = sizeof(CCTK_REAL) * di;
-  ptrdiff_t const cdj = sizeof(CCTK_REAL) * dj;
-  ptrdiff_t const cdk = sizeof(CCTK_REAL) * dk;
-  CCTK_REAL_VEC const dx = ToReal(CCTK_DELTA_SPACE(0));
-  CCTK_REAL_VEC const dy = ToReal(CCTK_DELTA_SPACE(1));
-  CCTK_REAL_VEC const dz = ToReal(CCTK_DELTA_SPACE(2));
-  CCTK_REAL_VEC const dt = ToReal(CCTK_DELTA_TIME);
-  CCTK_REAL_VEC const t = ToReal(cctk_time);
-  CCTK_REAL_VEC const dxi = INV(dx);
-  CCTK_REAL_VEC const dyi = INV(dy);
-  CCTK_REAL_VEC const dzi = INV(dz);
-  CCTK_REAL_VEC const khalf = ToReal(0.5);
-  CCTK_REAL_VEC const kthird = ToReal(1.0/3.0);
-  CCTK_REAL_VEC const ktwothird = ToReal(2.0/3.0);
-  CCTK_REAL_VEC const kfourthird = ToReal(4.0/3.0);
-  CCTK_REAL_VEC const keightthird = ToReal(8.0/3.0);
-  CCTK_REAL_VEC const hdxi = kmul(ToReal(0.5), dxi);
-  CCTK_REAL_VEC const hdyi = kmul(ToReal(0.5), dyi);
-  CCTK_REAL_VEC const hdzi = kmul(ToReal(0.5), dzi);
+  ptrdiff_t const di CCTK_ATTRIBUTE_UNUSED  = 1;
+  ptrdiff_t const dj CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const dk CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const cdi CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * di;
+  ptrdiff_t const cdj CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dj;
+  ptrdiff_t const cdk CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dk;
+  CCTK_REAL_VEC const dx CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(0));
+  CCTK_REAL_VEC const dy CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(1));
+  CCTK_REAL_VEC const dz CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(2));
+  CCTK_REAL_VEC const dt CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_TIME);
+  CCTK_REAL_VEC const t CCTK_ATTRIBUTE_UNUSED  = ToReal(cctk_time);
+  CCTK_REAL_VEC const dxi CCTK_ATTRIBUTE_UNUSED  = INV(dx);
+  CCTK_REAL_VEC const dyi CCTK_ATTRIBUTE_UNUSED  = INV(dy);
+  CCTK_REAL_VEC const dzi CCTK_ATTRIBUTE_UNUSED  = INV(dz);
+  CCTK_REAL_VEC const khalf CCTK_ATTRIBUTE_UNUSED  = ToReal(0.5);
+  CCTK_REAL_VEC const kthird CCTK_ATTRIBUTE_UNUSED  = ToReal(1.0/3.0);
+  CCTK_REAL_VEC const ktwothird CCTK_ATTRIBUTE_UNUSED  = ToReal(2.0/3.0);
+  CCTK_REAL_VEC const kfourthird CCTK_ATTRIBUTE_UNUSED  = ToReal(4.0/3.0);
+  CCTK_REAL_VEC const keightthird CCTK_ATTRIBUTE_UNUSED  = ToReal(8.0/3.0);
+  CCTK_REAL_VEC const hdxi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dxi);
+  CCTK_REAL_VEC const hdyi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dyi);
+  CCTK_REAL_VEC const hdzi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dzi);
   
   /* Initialize predefined quantities */
-  CCTK_REAL_VEC const p1o12dx = kdiv(ToReal(0.0833333333333333333333333333333),dx);
-  CCTK_REAL_VEC const p1o12dy = kdiv(ToReal(0.0833333333333333333333333333333),dy);
-  CCTK_REAL_VEC const p1o12dz = kdiv(ToReal(0.0833333333333333333333333333333),dz);
-  CCTK_REAL_VEC const p1o144dxdy = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
-  CCTK_REAL_VEC const p1o144dxdz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
-  CCTK_REAL_VEC const p1o144dydz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
-  CCTK_REAL_VEC const pm1o12dx2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
-  CCTK_REAL_VEC const pm1o12dy2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
-  CCTK_REAL_VEC const pm1o12dz2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
+  CCTK_REAL_VEC const p1o12dx CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dx);
+  CCTK_REAL_VEC const p1o12dy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dy);
+  CCTK_REAL_VEC const p1o12dz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dz);
+  CCTK_REAL_VEC const p1o144dxdy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
+  CCTK_REAL_VEC const p1o144dxdz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
+  CCTK_REAL_VEC const p1o144dydz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
+  CCTK_REAL_VEC const pm1o12dx2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
+  CCTK_REAL_VEC const pm1o12dy2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
+  CCTK_REAL_VEC const pm1o12dz2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
   
   /* Assign local copies of arrays functions */
   
@@ -100,25 +100,25 @@ static void WT_RHS_Body(cGH const * restrict const cctkGH, int const dir, int co
     cctk_ash[0],cctk_ash[1],cctk_ash[2],
     CCTK_REAL_VEC_SIZE)
   {
-    ptrdiff_t const index = di*i + dj*j + dk*k;
+    ptrdiff_t const index CCTK_ATTRIBUTE_UNUSED  = di*i + dj*j + dk*k;
     
     /* Assign local copies of grid functions */
     
-    CCTK_REAL_VEC rhoL = vec_load(rho[index]);
-    CCTK_REAL_VEC uL = vec_load(u[index]);
+    CCTK_REAL_VEC rhoL CCTK_ATTRIBUTE_UNUSED = vec_load(rho[index]);
+    CCTK_REAL_VEC uL CCTK_ATTRIBUTE_UNUSED = vec_load(u[index]);
     
     
     /* Include user supplied include files */
     
     /* Precompute derivatives */
-    CCTK_REAL_VEC const PDstandardNth11u = PDstandardNth11(&u[index]);
-    CCTK_REAL_VEC const PDstandardNth22u = PDstandardNth22(&u[index]);
-    CCTK_REAL_VEC const PDstandardNth33u = PDstandardNth33(&u[index]);
+    CCTK_REAL_VEC const PDstandardNth11u CCTK_ATTRIBUTE_UNUSED  = PDstandardNth11(&u[index]);
+    CCTK_REAL_VEC const PDstandardNth22u CCTK_ATTRIBUTE_UNUSED  = PDstandardNth22(&u[index]);
+    CCTK_REAL_VEC const PDstandardNth33u CCTK_ATTRIBUTE_UNUSED  = PDstandardNth33(&u[index]);
     
     /* Calculate temporaries and grid functions */
-    CCTK_REAL_VEC urhsL = rhoL;
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED urhsL = rhoL;
     
-    CCTK_REAL_VEC rhorhsL = 
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED rhorhsL = 
       kadd(PDstandardNth11u,kadd(PDstandardNth22u,PDstandardNth33u));
     
     /* Copy local copies back to grid functions */
diff --git a/ML_WaveToy/src/WT_Standing.cc b/ML_WaveToy/src/WT_Standing.cc
index a3d0fa6..b1a640a 100644
--- a/ML_WaveToy/src/WT_Standing.cc
+++ b/ML_WaveToy/src/WT_Standing.cc
@@ -36,39 +36,39 @@ static void WT_Standing_Body(cGH const * restrict const cctkGH, int const dir, i
   /* Include user-supplied include files */
   
   /* Initialise finite differencing variables */
-  ptrdiff_t const di = 1;
-  ptrdiff_t const dj = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const dk = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
-  ptrdiff_t const cdi = sizeof(CCTK_REAL) * di;
-  ptrdiff_t const cdj = sizeof(CCTK_REAL) * dj;
-  ptrdiff_t const cdk = sizeof(CCTK_REAL) * dk;
-  CCTK_REAL_VEC const dx = ToReal(CCTK_DELTA_SPACE(0));
-  CCTK_REAL_VEC const dy = ToReal(CCTK_DELTA_SPACE(1));
-  CCTK_REAL_VEC const dz = ToReal(CCTK_DELTA_SPACE(2));
-  CCTK_REAL_VEC const dt = ToReal(CCTK_DELTA_TIME);
-  CCTK_REAL_VEC const t = ToReal(cctk_time);
-  CCTK_REAL_VEC const dxi = INV(dx);
-  CCTK_REAL_VEC const dyi = INV(dy);
-  CCTK_REAL_VEC const dzi = INV(dz);
-  CCTK_REAL_VEC const khalf = ToReal(0.5);
-  CCTK_REAL_VEC const kthird = ToReal(1.0/3.0);
-  CCTK_REAL_VEC const ktwothird = ToReal(2.0/3.0);
-  CCTK_REAL_VEC const kfourthird = ToReal(4.0/3.0);
-  CCTK_REAL_VEC const keightthird = ToReal(8.0/3.0);
-  CCTK_REAL_VEC const hdxi = kmul(ToReal(0.5), dxi);
-  CCTK_REAL_VEC const hdyi = kmul(ToReal(0.5), dyi);
-  CCTK_REAL_VEC const hdzi = kmul(ToReal(0.5), dzi);
+  ptrdiff_t const di CCTK_ATTRIBUTE_UNUSED  = 1;
+  ptrdiff_t const dj CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const dk CCTK_ATTRIBUTE_UNUSED  = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0);
+  ptrdiff_t const cdi CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * di;
+  ptrdiff_t const cdj CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dj;
+  ptrdiff_t const cdk CCTK_ATTRIBUTE_UNUSED  = sizeof(CCTK_REAL) * dk;
+  CCTK_REAL_VEC const dx CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(0));
+  CCTK_REAL_VEC const dy CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(1));
+  CCTK_REAL_VEC const dz CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_SPACE(2));
+  CCTK_REAL_VEC const dt CCTK_ATTRIBUTE_UNUSED  = ToReal(CCTK_DELTA_TIME);
+  CCTK_REAL_VEC const t CCTK_ATTRIBUTE_UNUSED  = ToReal(cctk_time);
+  CCTK_REAL_VEC const dxi CCTK_ATTRIBUTE_UNUSED  = INV(dx);
+  CCTK_REAL_VEC const dyi CCTK_ATTRIBUTE_UNUSED  = INV(dy);
+  CCTK_REAL_VEC const dzi CCTK_ATTRIBUTE_UNUSED  = INV(dz);
+  CCTK_REAL_VEC const khalf CCTK_ATTRIBUTE_UNUSED  = ToReal(0.5);
+  CCTK_REAL_VEC const kthird CCTK_ATTRIBUTE_UNUSED  = ToReal(1.0/3.0);
+  CCTK_REAL_VEC const ktwothird CCTK_ATTRIBUTE_UNUSED  = ToReal(2.0/3.0);
+  CCTK_REAL_VEC const kfourthird CCTK_ATTRIBUTE_UNUSED  = ToReal(4.0/3.0);
+  CCTK_REAL_VEC const keightthird CCTK_ATTRIBUTE_UNUSED  = ToReal(8.0/3.0);
+  CCTK_REAL_VEC const hdxi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dxi);
+  CCTK_REAL_VEC const hdyi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dyi);
+  CCTK_REAL_VEC const hdzi CCTK_ATTRIBUTE_UNUSED  = kmul(ToReal(0.5), dzi);
   
   /* Initialize predefined quantities */
-  CCTK_REAL_VEC const p1o12dx = kdiv(ToReal(0.0833333333333333333333333333333),dx);
-  CCTK_REAL_VEC const p1o12dy = kdiv(ToReal(0.0833333333333333333333333333333),dy);
-  CCTK_REAL_VEC const p1o12dz = kdiv(ToReal(0.0833333333333333333333333333333),dz);
-  CCTK_REAL_VEC const p1o144dxdy = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
-  CCTK_REAL_VEC const p1o144dxdz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
-  CCTK_REAL_VEC const p1o144dydz = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
-  CCTK_REAL_VEC const pm1o12dx2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
-  CCTK_REAL_VEC const pm1o12dy2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
-  CCTK_REAL_VEC const pm1o12dz2 = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
+  CCTK_REAL_VEC const p1o12dx CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dx);
+  CCTK_REAL_VEC const p1o12dy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dy);
+  CCTK_REAL_VEC const p1o12dz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.0833333333333333333333333333333),dz);
+  CCTK_REAL_VEC const p1o144dxdy CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dy,dx));
+  CCTK_REAL_VEC const p1o144dxdz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dx));
+  CCTK_REAL_VEC const p1o144dydz CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(0.00694444444444444444444444444444),kmul(dz,dy));
+  CCTK_REAL_VEC const pm1o12dx2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dx,dx));
+  CCTK_REAL_VEC const pm1o12dy2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dy,dy));
+  CCTK_REAL_VEC const pm1o12dz2 CCTK_ATTRIBUTE_UNUSED  = kdiv(ToReal(-0.0833333333333333333333333333333),kmul(dz,dz));
   
   /* Assign local copies of arrays functions */
   
@@ -85,13 +85,13 @@ static void WT_Standing_Body(cGH const * restrict const cctkGH, int const dir, i
     cctk_ash[0],cctk_ash[1],cctk_ash[2],
     CCTK_REAL_VEC_SIZE)
   {
-    ptrdiff_t const index = di*i + dj*j + dk*k;
+    ptrdiff_t const index CCTK_ATTRIBUTE_UNUSED  = di*i + dj*j + dk*k;
     
     /* Assign local copies of grid functions */
     
-    CCTK_REAL_VEC xL = vec_load(x[index]);
-    CCTK_REAL_VEC yL = vec_load(y[index]);
-    CCTK_REAL_VEC zL = vec_load(z[index]);
+    CCTK_REAL_VEC xL CCTK_ATTRIBUTE_UNUSED = vec_load(x[index]);
+    CCTK_REAL_VEC yL CCTK_ATTRIBUTE_UNUSED = vec_load(y[index]);
+    CCTK_REAL_VEC zL CCTK_ATTRIBUTE_UNUSED = vec_load(z[index]);
     
     
     /* Include user supplied include files */
@@ -99,15 +99,17 @@ static void WT_Standing_Body(cGH const * restrict const cctkGH, int const dir, i
     /* Precompute derivatives */
     
     /* Calculate temporaries and grid functions */
-    CCTK_REAL_VEC k = ToReal(Pi*ScalarINV(width));
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED kvec = 
+      ToReal(Pi*ScalarINV(width));
     
-    CCTK_REAL_VEC omega = ksqrt(kmul(kmul(k,k),ToReal(3)));
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED omega = 
+      ksqrt(kmul(kmul(kvec,kvec),ToReal(3)));
     
-    CCTK_REAL_VEC uL = 
-      kmul(kcos(kmul(xL,k)),kmul(kcos(kmul(yL,k)),kmul(kcos(kmul(zL,k)),kmul(kcos(kmul(omega,t)),ToReal(amplitude)))));
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED uL = 
+      kmul(kcos(kmul(xL,kvec)),kmul(kcos(kmul(yL,kvec)),kmul(kcos(kmul(zL,kvec)),kmul(kcos(kmul(omega,t)),ToReal(amplitude)))));
     
-    CCTK_REAL_VEC rhoL = 
-      kneg(kmul(omega,kmul(kcos(kmul(xL,k)),kmul(kcos(kmul(yL,k)),kmul(kcos(kmul(zL,k)),kmul(ksin(kmul(omega,t)),ToReal(amplitude)))))));
+    CCTK_REAL_VEC CCTK_ATTRIBUTE_UNUSED rhoL = 
+      kneg(kmul(omega,kmul(kcos(kmul(xL,kvec)),kmul(kcos(kmul(yL,kvec)),kmul(kcos(kmul(zL,kvec)),kmul(ksin(kmul(omega,t)),ToReal(amplitude)))))));
     
     /* Copy local copies back to grid functions */
     vec_store_partial_prepare(i,lc_imin,lc_imax);