Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add tests for no-stack-check attr and codegen option
- Loading branch information
Keegan McAllister
committed
Oct 9, 2014
1 parent
d7fff9f
commit 4417968
Showing
3 changed files
with
58 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,9 @@ | ||
-include ../tools.mk | ||
|
||
all: | ||
$(RUSTC) -O --emit asm attr.rs | ||
! grep -q morestack $(TMPDIR)/attr.s | ||
$(RUSTC) -O --emit asm flag.rs | ||
grep -q morestack $(TMPDIR)/flag.s | ||
$(RUSTC) -O --emit asm -C no-stack-check flag.rs | ||
! grep -q morestack $(TMPDIR)/flag.s |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,25 @@ | ||
// 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. | ||
|
||
#![crate_type="lib"] | ||
|
||
extern { | ||
// Prevents optimizing away the stack buffer. | ||
// This symbol is undefined, but the code doesn't need to pass | ||
// the linker. | ||
fn black_box(ptr: *const u8); | ||
} | ||
|
||
#[no_stack_check] | ||
pub unsafe fn foo() { | ||
// Make sure we use the stack | ||
let x: [u8, ..50] = [0, ..50]; | ||
black_box(x.as_ptr()); | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,24 @@ | ||
// 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. | ||
|
||
#![crate_type="lib"] | ||
|
||
extern { | ||
// Prevents optimizing away the stack buffer. | ||
// This symbol is undefined, but the code doesn't need to pass | ||
// the linker. | ||
fn black_box(ptr: *const u8); | ||
} | ||
|
||
pub unsafe fn foo() { | ||
// Make sure we use the stack | ||
let x: [u8, ..50] = [0, ..50]; | ||
black_box(x.as_ptr()); | ||
} |
4417968
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
saw approval from alexcrichton
at kmcallister@4417968
4417968
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
merging kmcallister/rust/no-stack-check = 4417968 into auto
4417968
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
kmcallister/rust/no-stack-check = 4417968 merged ok, testing candidate = 27db701e
4417968
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
some tests failed:
exception: http://buildbot.rust-lang.org/builders/auto-mac-32-opt/builds/1733
exception: http://buildbot.rust-lang.org/builders/auto-mac-64-opt/builds/1730
exception: http://buildbot.rust-lang.org/builders/auto-mac-64-nopt-c/builds/1724
exception: http://buildbot.rust-lang.org/builders/auto-mac-64-nopt-t/builds/1730
exception: http://buildbot.rust-lang.org/builders/auto-linux-32-opt/builds/1727
exception: http://buildbot.rust-lang.org/builders/auto-linux-32-nopt-c/builds/1726
exception: http://buildbot.rust-lang.org/builders/auto-linux-32-nopt-t/builds/1726
exception: http://buildbot.rust-lang.org/builders/auto-linux-64-opt/builds/1730
exception: http://buildbot.rust-lang.org/builders/auto-linux-64-nopt-c/builds/1724
exception: http://buildbot.rust-lang.org/builders/auto-linux-64-nopt-t/builds/1723
exception: http://buildbot.rust-lang.org/builders/auto-linux-64-x-android-t/builds/1726
exception: http://buildbot.rust-lang.org/builders/auto-win-32-nopt-c/builds/1384
exception: http://buildbot.rust-lang.org/builders/auto-win-64-opt/builds/217
exception: http://buildbot.rust-lang.org/builders/auto-win-64-nopt-t/builds/217
4417968
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
saw approval from alexcrichton
at kmcallister@4417968
4417968
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
merging kmcallister/rust/no-stack-check = 4417968 into auto
4417968
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
kmcallister/rust/no-stack-check = 4417968 merged ok, testing candidate = 787b33fb
4417968
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
some tests failed:
failure: http://buildbot.rust-lang.org/builders/auto-win-32-opt/builds/1386
exception: http://buildbot.rust-lang.org/builders/auto-mac-32-opt/builds/1735
exception: http://buildbot.rust-lang.org/builders/auto-mac-64-opt/builds/1732
exception: http://buildbot.rust-lang.org/builders/auto-mac-64-nopt-c/builds/1726
exception: http://buildbot.rust-lang.org/builders/auto-mac-64-nopt-t/builds/1732
exception: http://buildbot.rust-lang.org/builders/auto-linux-32-opt/builds/1729
exception: http://buildbot.rust-lang.org/builders/auto-linux-32-nopt-c/builds/1728
exception: http://buildbot.rust-lang.org/builders/auto-linux-32-nopt-t/builds/1728
exception: http://buildbot.rust-lang.org/builders/auto-linux-64-opt/builds/1732
exception: http://buildbot.rust-lang.org/builders/auto-linux-64-nopt-c/builds/1726
exception: http://buildbot.rust-lang.org/builders/auto-linux-64-nopt-t/builds/1725
exception: http://buildbot.rust-lang.org/builders/auto-linux-64-x-android-t/builds/1728
exception: http://buildbot.rust-lang.org/builders/auto-win-32-nopt-t/builds/1382
exception: http://buildbot.rust-lang.org/builders/auto-win-32-nopt-c/builds/1386
exception: http://buildbot.rust-lang.org/builders/auto-win-64-opt/builds/219
exception: http://buildbot.rust-lang.org/builders/auto-win-64-nopt-t/builds/219
exception: http://buildbot.rust-lang.org/builders/auto-win-64-nopt-c/builds/217