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Alex Crichton
24cc38e3b0
This informs LLVM that functions can't unwind, which while it should typically have already been inferred when necessary or otherwise not impact codegen is apparently needed on targets like ARM to avoid references to unnecessary symbols. Closes #44992
42 lines
1.1 KiB
Rust
42 lines
1.1 KiB
Rust
// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// ignore-tidy-linelength
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// This test is for *-windows-msvc only.
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// ignore-android
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// ignore-bitrig
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// ignore-macos
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// ignore-dragonfly
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// ignore-freebsd
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// ignore-haiku
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// ignore-ios
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// ignore-linux
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// ignore-netbsd
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// ignore-openbsd
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// ignore-solaris
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// ignore-emscripten
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// compile-flags: -C no-prepopulate-passes -C panic=abort -O
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#![crate_type = "lib"]
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// CHECK: Function Attrs: nounwind uwtable
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// CHECK-NEXT: define void @normal_uwtable()
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#[no_mangle]
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pub fn normal_uwtable() {
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}
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// CHECK: Function Attrs: nounwind uwtable
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// CHECK-NEXT: define void @extern_uwtable()
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#[no_mangle]
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pub extern fn extern_uwtable() {
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}
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