Return int

Author: dschwoerer

include/bout/boundary_region_iter.hxx

@@ -539,7 +539,7 @@ public:
   signed char _offset() const { return region->bndry_points[pos].offset; }
   signed char _valid() const { return region->bndry_points[pos].valid; }
   Ind3D _ind() const { return region->bndry_points[pos].index; }
-  signed char _boundary_width() const {
+  int _boundary_width() const {
     return region->localmesh->ystart - region->bndry_points[pos].abs_offset + 1;
   }
   BoutReal _length([[maybe_unused]] CELL_LOC loc) const {
@@ -663,7 +663,7 @@ public:
   signed char _offset() const { return region->_dir; }
   signed char _valid() const { return region->valid; }
   Ind3D _ind() const { return region->rgn[pos]; }
-  signed char _boundary_width() const {
+  int _boundary_width() const {
     if constexpr (isX) {
       return region->localmesh->xstart;
     }