| Age | Commit message (Collapse) | Author | Lines |
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Ignore tests/run-make/link-eh-frame-terminator/rmake.rs when cross-compiling
The test tests/run-make/link-eh-frame-terminator/rmake.rs fails to link when cross-compiling. Therefore, it should be ignored in cross-compilation environments.
See [commit a27bdea](https://github.com/rust-lang/rust/commit/a27bdea4b7b5107ea912659813418445d9e46ba4) and [commit 2beccc4](https://github.com/rust-lang/rust/commit/2beccc4d8e5066a42e6623d91e7991870d36feb2) for reference.
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adding run-make test to autodiff
r? `@ZuseZ4`
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pass --gc-sections if -Zexport-executable-symbols is enabled and improve tests
Exported symbols are added as GC roots in linking, so `--gc-sections` won't hurt `-Zexport-executable-symbols`.
Fixes the run-make test to work on Linux. Enable the ui test on more targets.
cc rust-lang/rust#84161
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Emit warning when there is no space between `-o` and arg
Closes rust-lang/rust#142812
`getopt` doesn't seem to have an API to check this, so we have to check the args manually.
r? compiler
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Disable `tests/run-make/mte-ffi` because no CI runners have MTE extensions enabled
This PR disables the `tests/run-make/mte-ffi` run-make test because it is (1) broken, and (2) no CI runners have suitable MTE extensions enabled to run it correctly. This test being broken is tracked by https://github.com/rust-lang/rust/issues/141600.
The first commit also reverts `mte-ffi` changes introduced in rust-lang/rust#141576, as those fixes potentially changes the meaning of the test.
cc ```````@dheaton-arm``````` (as this test was introduced in https://github.com/rust-lang/rust/pull/128384)
### Context
In https://github.com/rust-lang/rust/pull/141576 when converting PR CI runners from x86_64 to aarch64 runners, it was noticed that this test failed on `aarch64-gnu-llvm-19-1` but not `aarch64-gnu`. It turns out that:
- `aarch64-gnu-llvm-19-1`
- Uses `gcc version 14.2.0 (Ubuntu 14.2.0-4ubuntu2)`
- Based on `lscpu` output, the hardware that was used for this runner does not have MTE enabled.
- `aarch64-gnu`
- Uses `gcc version 11.4.0 (Ubuntu 11.4.0-1ubuntu1~22.04)`
- Based on `lscpu` output, the hardware that was used for this runner does not have MTE enabled.
Based on [this comment](https://github.com/rust-lang/rust/pull/141576#issuecomment-2964179035), it seems like the test *requires* hardware with MTE extensions enabled to run properly (on ARMv8.5 or higher).
Furthermore, I believe this test does indeed have mismatched pointer type issues, i.e.
```
bar_string.c: In function ‘main’:
bar_string.c:36:9: error: assignment to ‘char *’ from incompatible pointer type ‘unsigned int *’ [-Wincompatible-pointer-types]
36 | ptr = (unsigned int *)((uintptr_t)ptr | 0x1fl << 56);
| ^
```
Which is only exposed by `aarch64-gnu-llvm-19-1` because `aarch64-gnu-llvm-19-1` uses **gcc 14.2.0** whereas `aarch64-gnu` uses **gcc 11.14.0**.
### Details
<details>
<summary>aarch64-gnu-llvm-19-1</summary>
```
gcc_version: Using built-in specs.
COLLECT_GCC=aarch64-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/aarch64-linux-gnu/14/lto-wrapper
OFFLOAD_TARGET_NAMES=nvptx-none
OFFLOAD_TARGET_DEFAULT=1
Target: aarch64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu 14.2.0-4ubuntu2' --with-bugurl=file:///usr/share/doc/gcc-14/README.Bugs --enable-languages=c,ada,c++,go,d,fortran,objc,obj-c++,m2,rust --prefix=/usr --with-gcc-major-version-only --program-suffix=-14 --program-prefix=aarch64-linux-gnu- --enable-shared --enable-linker-build-id --libexecdir=/usr/libexec --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --enable-bootstrap --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-libstdcxx-backtrace --enable-gnu-unique-object --disable-libquadmath --disable-libquadmath-support --enable-plugin --enable-default-pie --with-system-zlib --enable-libphobos-checking=release --with-target-system-zlib=auto --enable-objc-gc=auto --enable-multiarch --enable-fix-cortex-a53-843419 --disable-werror --enable-offload-targets=nvptx-none=/build/gcc-14-T7YiXd/gcc-14-14.2.0/debian/tmp-nvptx/usr --enable-offload-defaulted --without-cuda-driver --enable-checking=release --build=aarch64-linux-gnu --host=aarch64-linux-gnu --target=aarch64-linux-gnu --with-build-config=bootstrap-lto-lean --enable-link-serialization=2
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.2.0 (Ubuntu 14.2.0-4ubuntu2)
lscpu: Architecture: aarch64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Vendor ID: ARM
Model name: Neoverse-N2
Model: 0
Thread(s) per core: 1
Core(s) per socket: 4
Socket(s): 1
Stepping: r0p0
BogoMIPS: 2000.00
Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve asimdfhm uscat ilrcpc flagm sb paca pacg dcpodp sve2 sveaes svebitperm svesha3 svesm4 flagm2 frint svei8mm svebf16 i8mm bf16
L1d cache: 256 KiB (4 instances)
L1i cache: 256 KiB (4 instances)
L2 cache: 4 MiB (4 instances)
L3 cache: 128 MiB (1 instance)
NUMA node(s): 1
NUMA node0 CPU(s): 0-3
Vulnerability Gather data sampling: Not affected
Vulnerability Itlb multihit: Not affected
Vulnerability L1tf: Not affected
Vulnerability Mds: Not affected
Vulnerability Meltdown: Not affected
Vulnerability Mmio stale data: Not affected
Vulnerability Reg file data sampling: Not affected
Vulnerability Retbleed: Not affected
Vulnerability Spec rstack overflow: Not affected
Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl
Vulnerability Spectre v1: Mitigation; __user pointer sanitization
Vulnerability Spectre v2: Mitigation; CSV2, BHB
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
```
</details>
<details>
<summary>aarch64-gnu</summary>
```
gcc_version: Using built-in specs.
COLLECT_GCC=aarch64-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/aarch64-linux-gnu/11/lto-wrapper
Target: aarch64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu 11.4.0-1ubuntu1~22.04' --with-bugurl=file:///usr/share/doc/gcc-11/README.Bugs --enable-languages=c,ada,c++,go,d,fortran,objc,obj-c++,m2 --prefix=/usr --with-gcc-major-version-only --program-suffix=-11 --program-prefix=aarch64-linux-gnu- --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --enable-bootstrap --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-gnu-unique-object --disable-libquadmath --disable-libquadmath-support --enable-plugin --enable-default-pie --with-system-zlib --enable-libphobos-checking=release --with-target-system-zlib=auto --enable-objc-gc=auto --enable-multiarch --enable-fix-cortex-a53-843419 --disable-werror --enable-checking=release --build=aarch64-linux-gnu --host=aarch64-linux-gnu --target=aarch64-linux-gnu --with-build-config=bootstrap-lto-lean --enable-link-serialization=2
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 11.4.0 (Ubuntu 11.4.0-1ubuntu1~22.04)
lscpu: Architecture: aarch64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Vendor ID: ARM
Model: 0
Thread(s) per core: 1
Core(s) per socket: 4
Socket(s): 1
Stepping: r0p0
BogoMIPS: 2000.00
Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve asimdfhm uscat ilrcpc flagm sb paca pacg dcpodp sve2 sveaes svebitperm svesha3 svesm4 flagm2 frint svei8mm svebf16 i8mm bf16
L1d cache: 256 KiB (4 instances)
L1i cache: 256 KiB (4 instances)
L2 cache: 4 MiB (4 instances)
L3 cache: 128 MiB (1 instance)
NUMA node(s): 1
NUMA node0 CPU(s): 0-3
Vulnerability Gather data sampling: Not affected
Vulnerability Itlb multihit: Not affected
Vulnerability L1tf: Not affected
Vulnerability Mds: Not affected
Vulnerability Meltdown: Not affected
Vulnerability Mmio stale data: Not affected
Vulnerability Reg file data sampling: Not affected
Vulnerability Retbleed: Not affected
Vulnerability Spec rstack overflow: Not affected
Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl
Vulnerability Spectre v1: Mitigation; __user pointer sanitization
Vulnerability Spectre v2: Mitigation; CSV2, BHB
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
```
</details>
### References
- https://www.kernel.org/doc/html/v5.10/arm64/memory-tagging-extension.html
---
cc ```````@marcoieni``````` as this PR reverts the `tests/run-make/mte-ffi` changes from rust-lang/rust#141576.
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Signed-off-by: xizheyin <xizheyin@smail.nju.edu.cn>
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Adjust `run_make_support::symbols` helpers
Massage the `symbols` helpers to fill out {match all, match any} x {substring match, exact match}:
| | Substring match | Exact match |
|-----------|----------------------------------------|-------------------------------|
| Match any | `object_contains_any_symbol_substring` | `object_contains_any_symbol` |
| Match all | `object_contains_all_symbol_substring` | `object_contains_all_symbols` |
As I'd like to use `object_contains_all_symbols` for rust-lang/rust#143669.
As part of this:
- Rename `any_symbol_contains` to `object_contains_any_symbol_substring` for accuracy, as `any_symbol_contains` is actually "contains any matching substring".
- Remove `with_symbol_iter`.
Noticed while working on https://github.com/rust-lang/rust/pull/143669.
r? ``@ChrisDenton`` (or compiler)
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Signed-off-by: Karan Janthe <karanjanthe@gmail.com>
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Massage the `symbols` helpers to fill out {match all, match any} x
{substring match, exact match}:
| | Substring match | Exact match |
|-----------|----------------------------------------|-------------------------------|
| Match any | `object_contains_any_symbol_substring` | `object_contains_any_symbol` |
| Match all | `object_contains_all_symbol_substring` | `object_contains_all_symbols` |
As part of this, rename `any_symbol_contains` to
`object_contains_any_symbol_substring` for accuracy.
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The test itself is still broken, but fix this gating separately first.
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This stabilizes a subset of the `-Clink-self-contained` components on x64 linux:
the rust-lld opt-out.
The opt-in is not stabilized, as interactions with other stable flags require
more internal work, but are not needed for stabilizing using rust-lld by default.
Similarly, since we only switch to rust-lld on x64 linux, the opt-out is
only stabilized there. Other targets still require `-Zunstable-options`
to use it.
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This stabilizes a subset of the `-Clinker-features` components on x64 linux:
the lld opt-out.
The opt-in is not stabilized, as interactions with other stable flags require
more internal work, but are not needed for stabilizing using rust-lld by default.
Similarly, since we only switch to rust-lld on x64 linux, the opt-out is
only stabilized there. Other targets still require `-Zunstable-options`
to use it.
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See RUST-141600: this test is broken in two ways:
1. This test triggers `-Wincompatible-pointer-types` on GCC 14.
2. This test requires ARMv8.5+ w/ MTE extensions enabled, but GHA CI
runner hardware do not have this enabled.
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Partially reverts commit 40311c4dcf666e8bddcec4a8059e7d9f12bbd363.
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And remove the previous beta/stable/nightly LLD tests.
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Fix short linker error output
This PR does 2 things:
- It removes the braces when there's a single element. This is required since brace expansion (at least in bash and zsh) only triggers if there's at least 2 elements.
- It removes the extra `.rlib` suffixes of the elements. See https://github.com/rust-lang/rust/pull/135707#discussion_r2185212393 for context.
Running `cargo +stage1 build` on the following program:
```rust
unsafe extern "C" {
fn foo() -> libc::c_int;
}
fn main() {
let x = unsafe { foo() } as u32;
// println!("{}", data_encoding::BASE64.encode(&x.to_le_bytes()));
}
```
Gives the following diff before and after the PR:
```diff
-/tmp/foo/target/debug/deps/{liblibc-faf416f178830595.rlib}.rlib
+/tmp/foo/target/debug/deps/liblibc-faf416f178830595.rlib
```
Running on the same program with the additional dependency, we get the following diff:
```diff
-/tmp/foo/target/debug/deps/{liblibc-faf416f178830595.rlib,libdata_encoding-84bb5aadfa9e8839.rlib}.rlib
+/tmp/foo/target/debug/deps/{liblibc-faf416f178830595,libdata_encoding-84bb5aadfa9e8839}.rlib
```
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Re-disable `tests/run-make/short-ice` on Windows MSVC again
We tried to re-enable this for MSVC in https://github.com/rust-lang/rust/pull/142844.
Unfortunately, this test still sometimes fails on Windows MSVC.
Tracked in https://github.com/rust-lang/rust/issues/143198.
FYI ```@dpaoliello``` (I couldn't reproduce this easily locally either)
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Generate symbols.o for proc-macros too
To ensure used statics are functioning correctly for proc-macros too.
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Reduce special casing for the panic runtime
See the individual commits for more info.
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New const traits syntax
This PR only affects the AST and doesn't actually change anything semantically.
All occurrences of `~const` outside of libcore have been replaced by `[const]`. Within libcore we have to wait for rustfmt to be bumped in the bootstrap compiler. This will happen "automatically" (when rustfmt is run) during the bootstrap bump, as rustfmt converts `~const` into `[const]`. After this we can remove the `~const` support from the parser
Caveat discovered during impl: there is no legacy bare trait object recovery for `[const] Trait` as that snippet in type position goes down the slice /array parsing code and will error
r? ``@fee1-dead``
cc ``@nikomatsakis`` ``@traviscross`` ``@compiler-errors``
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To ensure used statics are functioning correctly for proc-macros too.
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Couple of test suite fixes for cg_clif
Most of these are required for getting the test suite running with panic=unwind for cg_clif.
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Enable short-ice for Windows
Works fine for x64 without modifications.
x86 MSVC is still failing.
Addresses item in rust-lang/rust#128602
---
try-job: x86_64-mingw-*
try-job: x86_64-msvc-*
try-job: i686-msvc-*
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Rollup of 9 pull requests
Successful merges:
- rust-lang/rust#142645 (Also emit suggestions for usages in the `non_upper_case_globals` lint)
- rust-lang/rust#142657 (mbe: Clean up code with non-optional `NonterminalKind`)
- rust-lang/rust#142799 (rustc_session: Add a structure for keeping both explicit and default sysroots)
- rust-lang/rust#142805 (Emit a single error when importing a path with `_`)
- rust-lang/rust#142882 (Lazy init diagnostics-only local_names in borrowck)
- rust-lang/rust#142883 (Add impl_trait_in_bindings tests from rust-lang/rust#61773)
- rust-lang/rust#142943 (Don't include current rustc version string in feature removed help)
- rust-lang/rust#142965 ([RTE-497] Ignore `c-link-to-rust-va-list-fn` test on SGX platform)
- rust-lang/rust#142972 (Add a missing mailmap entry)
r? `@ghost`
`@rustbot` modify labels: rollup
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Enable reproducible-build-2 for Windows MSVC
Works with MSVC if instructing the linker to avoid timestamps and deleting the PDB between compilations.
Addresses item in rust-lang/rust#128602
---
try-job: x86_64-mingw-*
try-job: x86_64-msvc-*
try-job: i686-msvc-*
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While cg_llvm is very lax about mismatched function signatures, cg_clif
will crash when there is any mismatch. It could be turned into an error,
but without Cranelift changes can't just be ignored.
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Ensure rustc_codegen_cranelift doesn't get normalized to rustc. And
handle -Cpanic=abort.
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Enable textrel-on-minimal-lib for Windows
`bin_name` needs to be used when building a runnable executable.
Addresses item in rust-lang/rust#128602
---
try-job: x86_64-mingw-*
try-job: x86_64-msvc-*
try-job: i686-msvc-*
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Enable fmt-write-bloat for Windows
Seems to be working fine for MSVC once it has the correct binary name.
Addresses item in rust-lang/rust#128602
---
try-job: x86_64-mingw-*
try-job: x86_64-msvc-*
try-job: i686-msvc-*
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The runner was already forwarded to `compiletest`, this just passes it on to `run-make` and uses it in the `run` functions.
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Enable automatic cross-compilation in run-make tests
Supersedes rust-lang/rust#138066.
Blocker for rust-lang/rust#141856.
Based on rust-lang/rust#138066 plus `rustdoc()` cross-compile changes.
### Summary
This PR automatically specifies `--target` to `rustc()` and `rustdoc()` to have `rustc`/`rustdoc` produce cross-compiled artifacts in run-make tests by default, unless:
- `//@ ignore-cross-compile` is used, or
- `bare_{rustc,rustdoc}` are used, or
- Explicit `.target()` is specified, which overrides the default cross-compile target.
Some tests are necessarily modified:
- Tests that have `.target(target())` have that incantation removed (since this is now automatically the default).
- Some tests have `//@ needs-target-std`, but are a necessary-but-insufficient condition, and are changed to `//@ ignore-cross-compile` instead as host-only tests.
- A few tests received `//@ ignore-musl` that fail against `x86_64-unknown-linux-musl` because of inability to find `-lunwind`. AFAICT, they don't *need* to test cross-compiled artifacts.
- Some tests are constrained to host-only for now, because the effort to make them pass on cross-compile does not seem worth the complexity, and it's not really *meaningfully* improving test coverage.
try-job: dist-various-1
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