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test that a no_builtins crate is passed to the linker
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Jorge Aparicio
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Aug 15, 2016
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-include ../tools.mk | ||
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all: | ||
# Compile a `#![no_builtins]` rlib crate | ||
$(RUSTC) no_builtins.rs | ||
# Build an executable that depends on that crate using LTO. The no_builtins crate doesn't | ||
# participate in LTO, so its rlib must be explicitly linked into the final binary. Verify this by | ||
# grepping the linker arguments. | ||
$(RUSTC) main.rs -C lto -Z print-link-args | grep 'libno_builtins.rlib' |
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// Copyright 2016 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. | ||
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extern crate no_builtins; | ||
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fn main() {} |
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// Copyright 2016 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. | ||
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#![crate_type = "lib"] | ||
#![no_builtins] |