use syntax::ast;
use syntax::codemap::Span;
-struct Builder<'a, 'tcx: 'a> {
+pub struct Builder<'a, 'tcx: 'a> {
hir: Cx<'a, 'tcx>,
cfg: CFG<'tcx>,
scopes: Vec<scope::Scope<'tcx>>,
// convenient.
#[must_use] // if you don't use one of these results, you're leaving a dangling edge
-struct BlockAnd<T>(BasicBlock, T);
+pub struct BlockAnd<T>(BasicBlock, T);
trait BlockAndExtension {
fn and<T>(self, v: T) -> BlockAnd<T>;