Add tests.
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15
src/test/compile-fail/linkage4.rs
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15
src/test/compile-fail/linkage4.rs
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// Copyright 2014 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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#[linkage = "external"]
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static foo: int = 0;
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//~^ ERROR: the `linkage` attribute is experimental and not portable
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fn main() {}
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8
src/test/run-make/linkage-attr-on-static/Makefile
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src/test/run-make/linkage-attr-on-static/Makefile
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-include ../tools.mk
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all:
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$(CC) foo.c -c -o $(TMPDIR)/foo.o
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$(AR) rcs $(TMPDIR)/libfoo.a $(TMPDIR)/foo.o
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$(RUSTC) bar.rs -lfoo -L $(TMPDIR)
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$(call RUN,bar) || exit 1
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25
src/test/run-make/linkage-attr-on-static/bar.rs
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src/test/run-make/linkage-attr-on-static/bar.rs
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// Copyright 2014 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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#![feature(linkage)]
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#[no_mangle]
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#[linkage = "external"]
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static BAZ: i32 = 21;
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extern {
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fn what() -> i32;
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}
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fn main() {
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unsafe {
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assert_eq!(what(), BAZ);
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}
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}
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7
src/test/run-make/linkage-attr-on-static/foo.c
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7
src/test/run-make/linkage-attr-on-static/foo.c
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#include <stdint.h>
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extern int32_t BAZ;
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int32_t what() {
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return BAZ;
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}
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