---

yaml
---
r: 214701
b: refs/heads/beta
c: 8527c7f
h: refs/heads/master
i:
  214699: 55c424e
v: v3

Author: dotdash

[refs]

@@ -23,7 +23,7 @@ refs/tags/0.9: 36870b185fc5f5486636d4515f0e22677493f225
 refs/tags/0.10: ac33f2b15782272ae348dbd7b14b8257b2148b5a
 refs/tags/0.11.0: e1247cb1d0d681be034adb4b558b5a0c0d5720f9
 refs/tags/0.12.0: f0c419429ef30723ceaf6b42f9b5a2aeb5d2e2d1
-refs/heads/beta: 860448f070d56885317bbe1d9ae81871008a9143
+refs/heads/beta: 8527c7f43bd1eea4009fc6960547519e08eaba3e
 refs/tags/1.0.0-alpha: e42bd6d93a1d3433c486200587f8f9e12590a4d7
 refs/heads/tmp: 8c0aa6d64ebab528f7eb182812007155d6044972
 refs/tags/1.0.0-alpha.2: 4c705f6bc559886632d3871b04f58aab093bfa2f

branches/beta/src/librustc_trans/trans/intrinsic.rs

@@ -223,7 +223,7 @@ pub fn trans_intrinsic_call<'a, 'blk, 'tcx>(mut bcx: Block<'blk, 'tcx>,
                     let val = if datum.kind.is_by_ref() {
                         load_ty(bcx, datum.val, datum.ty)
                     } else {
-                        datum.val
+                        from_arg_ty(bcx, datum.val, datum.ty)
                     };
 
                     let cast_val = BitCast(bcx, val, llret_ty);

branches/beta/src/test/run-pass/issue-25746-bool-transmute.rs

@@ -0,0 +1,20 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+use std::mem::transmute;
+
+fn main() {
+    unsafe {
+        let _: i8 = transmute(false);
+        let _: i8 = transmute(true);
+        let _: bool = transmute(0u8);
+        let _: bool = transmute(1u8);
+    }
+}