style nitpicks

Author: Oliver Schneider

src/librustc_trans/trans/consts.rs

@@ -635,7 +635,7 @@ fn const_expr_unadjusted<'a, 'tcx>(cx: &CrateContext<'a, 'tcx>,
                                                    or string type, found {}",
                                                   ty_to_string(cx.tcx(), bt)))
               };
-              
+
               let len = llvm::LLVMConstIntGetZExtValue(len) as u64;
               let len = match bt.sty {
                   ty::ty_uniq(ty) | ty::ty_rptr(_, ty::mt{ty, ..}) => match ty.sty {
@@ -664,8 +664,7 @@ fn const_expr_unadjusted<'a, 'tcx>(cx: &CrateContext<'a, 'tcx>,
                       &format!("constant indexing failed: {}", err.description()),
                   ),
               }
-          },
-
+          }
           ast::ExprCast(ref base, _) => {
             let llty = type_of::type_of(cx, ety);
             let (v, basety) = const_expr(cx, &**base, param_substs);