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c73ab0c1
编写于
8月 27, 2014
作者:
B
bors
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差异文件
auto merge of #16751 : luqmana/rust/tr, r=alexcrichton
Fixes #15562.
上级
d860a667
395ef8ba
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
51 addition
and
3 deletion
+51
-3
src/librustc/middle/intrinsicck.rs
src/librustc/middle/intrinsicck.rs
+7
-3
src/test/auxiliary/issue-15562.rs
src/test/auxiliary/issue-15562.rs
+15
-0
src/test/run-pass/issue-15562.rs
src/test/run-pass/issue-15562.rs
+29
-0
未找到文件。
src/librustc/middle/intrinsicck.rs
浏览文件 @
c73ab0c1
...
...
@@ -73,9 +73,13 @@ struct IntrinsicCheckingVisitor<'a> {
impl
<
'a
>
IntrinsicCheckingVisitor
<
'a
>
{
fn
def_id_is_transmute
(
&
self
,
def_id
:
DefId
)
->
bool
{
let
intrinsic
=
match
ty
::
get
(
ty
::
lookup_item_type
(
self
.tcx
,
def_id
)
.ty
)
.sty
{
ty
::
ty_bare_fn
(
ref
bfty
)
=>
bfty
.abi
==
RustIntrinsic
,
_
=>
return
false
};
if
def_id
.krate
==
ast
::
LOCAL_CRATE
{
match
self
.tcx.map
.get
(
def_id
.node
)
{
NodeForeignItem
(
ref
item
)
=>
{
NodeForeignItem
(
ref
item
)
if
intrinsic
=>
{
token
::
get_ident
(
item
.ident
)
==
token
::
intern_and_get_ident
(
"transmute"
)
}
...
...
@@ -83,11 +87,11 @@ fn def_id_is_transmute(&self, def_id: DefId) -> bool {
}
}
else
{
match
csearch
::
get_item_path
(
self
.tcx
,
def_id
)
.last
()
{
None
=>
false
,
Some
(
ref
last
)
=>
{
Some
(
ref
last
)
if
intrinsic
=>
{
token
::
get_name
(
last
.name
())
==
token
::
intern_and_get_ident
(
"transmute"
)
}
_
=>
false
,
}
}
}
...
...
src/test/auxiliary/issue-15562.rs
0 → 100644
浏览文件 @
c73ab0c1
// Copyright 2014 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.
#![crate_type
=
"lib"
]
extern
{
pub
fn
transmute
();
}
src/test/run-pass/issue-15562.rs
0 → 100644
浏览文件 @
c73ab0c1
// Copyright 2014 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.
// aux-build:issue-15562.rs
extern
crate
i
=
"issue-15562"
;
pub
fn
main
()
{
extern
{
fn
transmute
();
}
unsafe
{
transmute
();
i
::
transmute
();
}
}
// We declare this so we don't run into unresolved symbol errors
// The above extern is NOT `extern "rust-intrinsic"` and thus
// means it'll try to find a corresponding symbol to link to.
#[no_mangle]
pub
extern
fn
transmute
()
{}
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