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Feature gate rust-call ABI.

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This commit is contained in:
Niko Matsakis 2015-04-01 15:21:03 -04:00
parent d528aa9960
commit d81e86622c
3 changed files with 34 additions and 7 deletions
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12
src/libsyntax/feature_gate.rs
View File

@ -25,7 +25,7 @@
use self::Status::*;
use self::AttributeType::*;
use abi::RustIntrinsic;
use abi::Abi;
use ast::NodeId;
use ast;
use attr;
@ -511,7 +511,7 @@ impl<'a, 'v> Visitor<'v> for PostExpansionVisitor<'a> {
across platforms, it is recommended to \
use `#[link(name = \"foo\")]` instead")
}
if foreign_module.abi == RustIntrinsic {
if foreign_module.abi == Abi::RustIntrinsic {
self.gate_feature("intrinsics",
i.span,
"intrinsics are subject to change")
@ -627,11 +627,17 @@ impl<'a, 'v> Visitor<'v> for PostExpansionVisitor<'a> {
span: Span,
_node_id: NodeId) {
match fn_kind {
visit::FkItemFn(_, _, _, abi) if abi == RustIntrinsic => {
visit::FkItemFn(_, _, _, abi) if abi == Abi::RustIntrinsic => {
self.gate_feature("intrinsics",
span,
"intrinsics are subject to change")
}
visit::FkItemFn(_, _, _, abi) |
visit::FkMethod(_, &ast::MethodSig { abi, .. }) if abi == Abi::RustCall => {
self.gate_feature("unboxed_closures",
span,
"rust-call ABI is subject to change")
}
_ => {}
}
visit::walk_fn(self, fn_kind, fn_decl, block, span);

21
src/test/compile-fail/feature-gate-rust-call.rs Normal file
View File

@ -0,0 +1,21 @@
// 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.
extern "rust-call" fn foo() { } //~ ERROR rust-call ABI is subject to change
trait Foo {
extern "rust-call" fn foo();
}
impl Foo for i32 {
extern "rust-call" fn foo() { } //~ ERROR rust-call ABI is subject to change
}
fn main() { }

8
src/test/compile-fail/feature-gate-unboxed-closures-manual-impls.rs
View File

@ -17,23 +17,23 @@
struct Foo;
impl Fn<()> for Foo {
//~^ ERROR angle-bracket notation is not stable when used with the `Fn` family of traits
extern "rust-call" fn call(self, args: ()) -> () {}
//~^ ERROR rust-call ABI is subject to change
}
struct Foo1;
impl FnOnce() for Foo1 {
//~^ ERROR associated type bindings are not allowed here
extern "rust-call" fn call_once(self, args: ()) -> () {}
//~^ ERROR rust-call ABI is subject to change
}
struct Bar;
impl FnMut<()> for Bar {
//~^ ERROR angle-bracket notation is not stable when used with the `Fn` family of traits
extern "rust-call" fn call_mut(&self, args: ()) -> () {}
//~^ ERROR rust-call ABI is subject to change
}
struct Baz;
impl FnOnce<()> for Baz {
//~^ ERROR angle-bracket notation is not stable when used with the `Fn` family of traits
extern "rust-call" fn call_once(&self, args: ()) -> () {}
//~^ ERROR rust-call ABI is subject to change
}
fn main() {}