Check for is_terminated after translating a block

Closes #861
2011-08-24 10:55:34 +02:00 · 2011-08-24 10:55:34 +02:00 · bead045f27
commit bead045f27
parent 18576e55f7
1 changed files with 1 additions and 1 deletions
--- a/src/comp/middle/trans.rs
+++ b/src/comp/middle/trans.rs
@ -4303,7 +4303,7 @@ fn trans_expr_out(cx: &@block_ctxt, e: &@ast::expr, output: out_method) ->
            with_out_method(bind trans_block(sub_cx, blk, _), cx, e.id,
                            output);
        cx.build.Br(sub_cx.llbb);
-        sub.bcx.build.Br(next_cx.llbb);
+        if !is_terminated(sub.bcx) { sub.bcx.build.Br(next_cx.llbb); }
        ret rslt(next_cx, sub.val);
      }
      ast::expr_copy(a) {