Auto merge of #28277 - DiamondLovesYou:intrinsic-unnamed-addr, r=huonw

Intrinsics never have an address, so it doesn't make sense to say that their
address is unnamed.
This commit is contained in:
bors 2015-09-09 03:46:32 +00:00
commit 55da0e0000
2 changed files with 24 additions and 0 deletions

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@ -798,6 +798,7 @@ fn declare_intrinsic(ccx: &CrateContext, key: &str) -> Option<ValueRef> {
if key == $name {
let f = declare::declare_cfn(ccx, $name, Type::func(&[], &$ret),
ccx.tcx().mk_nil());
llvm::SetUnnamedAddr(f, false);
ccx.intrinsics().borrow_mut().insert($name, f.clone());
return Some(f);
}
@ -806,6 +807,7 @@ fn declare_intrinsic(ccx: &CrateContext, key: &str) -> Option<ValueRef> {
if key == $name {
let f = declare::declare_cfn(ccx, $name, Type::func(&[$($arg),*], &$ret),
ccx.tcx().mk_nil());
llvm::SetUnnamedAddr(f, false);
ccx.intrinsics().borrow_mut().insert($name, f.clone());
return Some(f);
}

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@ -0,0 +1,22 @@
// 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.
// compile-flags: -C no-prepopulate-passes
#![feature(intrinsics)]
extern "rust-intrinsic" {
fn sqrtf32(x: f32) -> f32;
}
// CHECK: @llvm.sqrt.f32(float) #{{[0-9]*}}
fn main() {
unsafe { sqrtf32(0.0f32); }
}