| Age | Commit message (Collapse) | Author | Lines |
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Currently we stop compilation, but some users might want to keep going.
This is needed for us to test against rustc tests. Other tools, such as
Kani, also implements parts of their logic as a backend so it is
important for compilation to continue.
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Invoking StableMir::run() on a crate that has any compilation error was
crashing the entire process. Instead, return a `CompilerError` so the
user knows compilation did not succeed.
I believe ICE will also be converted to `CompilerError`.
I'm also adding a return value to the callback, because I think it will
be handy for users (at least it was for my current task of implementing
a tool to validate stable-mir). However, if people disagree,
I can remove that.
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add stable provenance
r? `@spastorino`
implements rust-lang/project-stable-mir#22
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Tweaks and improvements on SMIR around generics_of and predicates_of
r? `@oli-obk`
This allows an API like the following ...
```rust
let trait_decls = stable_mir::all_trait_decls().iter().map(|trait_def| {
let trait_decl = stable_mir::trait_decl(trait_def);
let generics = trait_decl.generics_of();
let predicates = trait_decl.predicates_of().predicates;
```
I didn't like that much `trait_def.trait_decl()` which is it possible but adding a method to a def_id that loads up a whole trait definition looks backwards to me.
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r=compiler-errors
Add missing high-level stable_mir::generics_of fn
We forgot to add this function in https://github.com/rust-lang/rust/pull/115092, as we have done on https://github.com/rust-lang/rust/pull/115084 and other high level APIs.
At some point I think we should re-organize the structure of the code but this is what we have for now.
r? `@compiler-errors`
Would have assigned `@oli-obk` but he is still on vacations
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Add stable for Constant in smir
Previously https://github.com/rust-lang/rust/pull/114587 we covered much of the groundwork needed to cover Const in smir, so there is no reason keep `Constant` as String.
r? `@spastorino`
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Treat `StatementKind::Coverage` as completely opaque for SMIR purposes
Coverage statements in MIR are heavily tied to internal details of the coverage implementation that are likely to change, and are unlikely to be useful to third-party tools for the foreseeable future.
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when terminating during unwinding, show the reason why
With this, the output on double-panic becomes something like that:
```
thread 'main' panicked at src/tools/miri/tests/fail/panic/double_panic.rs:15:5:
first
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
thread 'main' panicked at src/tools/miri/tests/fail/panic/double_panic.rs:10:9:
second
stack backtrace:
0: 0xbe273a - std::backtrace_rs::backtrace::miri::trace_unsynchronized::<&mut [closure@std::sys_common::backtrace::_print_fmt::{closure#1}]>
at /home/r/src/rust/rustc.3/library/std/src/../../backtrace/src/backtrace/miri.rs:99:5
1: 0xbe22e6 - std::backtrace_rs::backtrace::miri::trace::<&mut [closure@std::sys_common::backtrace::_print_fmt::{closure#1}]>
at /home/r/src/rust/rustc.3/library/std/src/../../backtrace/src/backtrace/miri.rs:62:14
2: 0xbe1086 - std::backtrace_rs::backtrace::trace_unsynchronized::<[closure@std::sys_common::backtrace::_print_fmt::{closure#1}]>
at /home/r/src/rust/rustc.3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
3: 0xba3afd - std::sys_common::backtrace::_print_fmt
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:67:5
4: 0xba2471 - <std::sys_common::backtrace::_print::DisplayBacktrace as std::fmt::Display>::fmt
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:44:22
5: 0xbcf754 - core::fmt::rt::Argument::<'_>::fmt
at /home/r/src/rust/rustc.3/library/core/src/fmt/rt.rs:138:9
6: 0x9b8f81 - std::fmt::write
at /home/r/src/rust/rustc.3/library/core/src/fmt/mod.rs:1094:17
7: 0x21391d - <std::sys::unix::stdio::Stderr as std::io::Write>::write_fmt
at /home/r/src/rust/rustc.3/library/std/src/io/mod.rs:1714:15
8: 0xba37b1 - std::sys_common::backtrace::_print
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:47:5
9: 0xba365b - std::sys_common::backtrace::print
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:34:9
10: 0x143c67 - std::panic_hook_with_disk_dump::{closure#1}
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:278:22
11: 0x144187 - std::panic_hook_with_disk_dump
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:312:9
12: 0x143659 - std::panicking::default_hook
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:239:5
13: 0x1482a7 - std::panicking::rust_panic_with_hook
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:729:13
14: 0x1475d5 - std::rt::begin_panic::<&str>::{closure#0}
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:650:9
15: 0xba496a - std::sys_common::backtrace::__rust_end_short_backtrace::<[closure@std::rt::begin_panic<&str>::{closure#0}], !>
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:170:18
16: 0x147599 - std::rt::begin_panic::<&str>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:649:12
17: 0x31916 - <Foo as std::ops::Drop>::drop
at src/tools/miri/tests/fail/panic/double_panic.rs:10:9
18: 0x1a2b5e - std::ptr::drop_in_place::<Foo> - shim(Some(Foo))
at /home/r/src/rust/rustc.3/library/core/src/ptr/mod.rs:497:1
19: 0x202bf - main
at src/tools/miri/tests/fail/panic/double_panic.rs:16:1
20: 0xcc6a8 - <fn() as std::ops::FnOnce<()>>::call_once - shim(fn())
at /home/r/src/rust/rustc.3/library/core/src/ops/function.rs:250:5
21: 0xba47d9 - std::sys_common::backtrace::__rust_begin_short_backtrace::<fn(), ()>
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:154:18
22: 0x141a6a - std::rt::lang_start::<()>::{closure#0}
at /home/r/src/rust/rustc.3/library/std/src/rt.rs:166:18
23: 0xcca18 - std::ops::function::impls::<impl std::ops::FnOnce<()> for &dyn std::ops::Fn() -> i32 + std::marker::Sync + std::panic::RefUnwindSafe>::call_once
at /home/r/src/rust/rustc.3/library/core/src/ops/function.rs:284:13
24: 0x146469 - std::panicking::try::do_call::<&dyn std::ops::Fn() -> i32 + std::marker::Sync + std::panic::RefUnwindSafe, i32>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:524:40
25: 0x145e09 - std::panicking::try::<i32, &dyn std::ops::Fn() -> i32 + std::marker::Sync + std::panic::RefUnwindSafe>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:488:19
26: 0x7b0ac - std::panic::catch_unwind::<&dyn std::ops::Fn() -> i32 + std::marker::Sync + std::panic::RefUnwindSafe, i32>
at /home/r/src/rust/rustc.3/library/std/src/panic.rs:142:14
27: 0x14189b - std::rt::lang_start_internal::{closure#2}
at /home/r/src/rust/rustc.3/library/std/src/rt.rs:148:48
28: 0x146481 - std::panicking::try::do_call::<[closure@std::rt::lang_start_internal::{closure#2}], isize>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:524:40
29: 0x145e2c - std::panicking::try::<isize, [closure@std::rt::lang_start_internal::{closure#2}]>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:488:19
30: 0x7b0d5 - std::panic::catch_unwind::<[closure@std::rt::lang_start_internal::{closure#2}], isize>
at /home/r/src/rust/rustc.3/library/std/src/panic.rs:142:14
31: 0x1418b0 - std::rt::lang_start_internal
at /home/r/src/rust/rustc.3/library/std/src/rt.rs:148:20
32: 0x141a97 - std::rt::lang_start::<()>
at /home/r/src/rust/rustc.3/library/std/src/rt.rs:165:17
thread 'main' panicked at /home/r/src/rust/rustc.3/library/core/src/panicking.rs:126:5:
panic in a destructor during cleanup
stack backtrace:
0: 0xe9f6d7 - std::backtrace_rs::backtrace::miri::trace_unsynchronized::<&mut [closure@std::sys_common::backtrace::_print_fmt::{closure#1}]>
at /home/r/src/rust/rustc.3/library/std/src/../../backtrace/src/backtrace/miri.rs:99:5
1: 0xe9f27d - std::backtrace_rs::backtrace::miri::trace::<&mut [closure@std::sys_common::backtrace::_print_fmt::{closure#1}]>
at /home/r/src/rust/rustc.3/library/std/src/../../backtrace/src/backtrace/miri.rs:62:14
2: 0xe9e016 - std::backtrace_rs::backtrace::trace_unsynchronized::<[closure@std::sys_common::backtrace::_print_fmt::{closure#1}]>
at /home/r/src/rust/rustc.3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
3: 0xba3afd - std::sys_common::backtrace::_print_fmt
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:67:5
4: 0xba2471 - <std::sys_common::backtrace::_print::DisplayBacktrace as std::fmt::Display>::fmt
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:44:22
5: 0xbcf754 - core::fmt::rt::Argument::<'_>::fmt
at /home/r/src/rust/rustc.3/library/core/src/fmt/rt.rs:138:9
6: 0x9b8f81 - std::fmt::write
at /home/r/src/rust/rustc.3/library/core/src/fmt/mod.rs:1094:17
7: 0x4d0895 - <std::sys::unix::stdio::Stderr as std::io::Write>::write_fmt
at /home/r/src/rust/rustc.3/library/std/src/io/mod.rs:1714:15
8: 0xba37b1 - std::sys_common::backtrace::_print
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:47:5
9: 0xba365b - std::sys_common::backtrace::print
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:34:9
10: 0x400bd4 - std::panic_hook_with_disk_dump::{closure#1}
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:278:22
11: 0x144187 - std::panic_hook_with_disk_dump
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:312:9
12: 0x143659 - std::panicking::default_hook
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:239:5
13: 0x1482a7 - std::panicking::rust_panic_with_hook
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:729:13
14: 0x40403b - std::panicking::begin_panic_handler::{closure#0}
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:619:13
15: 0xe618b3 - std::sys_common::backtrace::__rust_end_short_backtrace::<[closure@std::panicking::begin_panic_handler::{closure#0}], !>
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:170:18
16: 0x403fc8 - std::panicking::begin_panic_handler
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:617:5
17: 0xee23e9 - core::panicking::panic_nounwind_fmt
at /home/r/src/rust/rustc.3/library/core/src/panicking.rs:96:14
18: 0xee29e6 - core::panicking::panic_nounwind
at /home/r/src/rust/rustc.3/library/core/src/panicking.rs:126:5
19: 0xee365e - core::panicking::panic_in_cleanup
at /home/r/src/rust/rustc.3/library/core/src/panicking.rs:206:5
20: 0x2028a - main
at src/tools/miri/tests/fail/panic/double_panic.rs:13:1
21: 0x3895ee - <fn() as std::ops::FnOnce<()>>::call_once - shim(fn())
at /home/r/src/rust/rustc.3/library/core/src/ops/function.rs:250:5
22: 0xe61725 - std::sys_common::backtrace::__rust_begin_short_backtrace::<fn(), ()>
at /home/r/src/rust/rustc.3/library/std/src/sys_common/backtrace.rs:154:18
23: 0x3fe9aa - std::rt::lang_start::<()>::{closure#0}
at /home/r/src/rust/rustc.3/library/std/src/rt.rs:166:18
24: 0x389962 - std::ops::function::impls::<impl std::ops::FnOnce<()> for &dyn std::ops::Fn() -> i32 + std::marker::Sync + std::panic::RefUnwindSafe>::call_once
at /home/r/src/rust/rustc.3/library/core/src/ops/function.rs:284:13
25: 0x4033b9 - std::panicking::try::do_call::<&dyn std::ops::Fn() -> i32 + std::marker::Sync + std::panic::RefUnwindSafe, i32>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:524:40
26: 0x402d58 - std::panicking::try::<i32, &dyn std::ops::Fn() -> i32 + std::marker::Sync + std::panic::RefUnwindSafe>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:488:19
27: 0x337ff7 - std::panic::catch_unwind::<&dyn std::ops::Fn() -> i32 + std::marker::Sync + std::panic::RefUnwindSafe, i32>
at /home/r/src/rust/rustc.3/library/std/src/panic.rs:142:14
28: 0x3fe7e7 - std::rt::lang_start_internal::{closure#2}
at /home/r/src/rust/rustc.3/library/std/src/rt.rs:148:48
29: 0x4033d6 - std::panicking::try::do_call::<[closure@std::rt::lang_start_internal::{closure#2}], isize>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:524:40
30: 0x402d7f - std::panicking::try::<isize, [closure@std::rt::lang_start_internal::{closure#2}]>
at /home/r/src/rust/rustc.3/library/std/src/panicking.rs:488:19
31: 0x338028 - std::panic::catch_unwind::<[closure@std::rt::lang_start_internal::{closure#2}], isize>
at /home/r/src/rust/rustc.3/library/std/src/panic.rs:142:14
32: 0x1418b0 - std::rt::lang_start_internal
at /home/r/src/rust/rustc.3/library/std/src/rt.rs:148:20
33: 0x3fe9dc - std::rt::lang_start::<()>
at /home/r/src/rust/rustc.3/library/std/src/rt.rs:165:17
thread caused non-unwinding panic. aborting.
```
If we also land https://github.com/rust-lang/rust/pull/115020, the 2nd backtrace disappears, hopefully making the "panic in a destructor during cleanup" easier to see.
Fixes https://github.com/rust-lang/rust/issues/114954.
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Coverage statements in MIR are heavily tied to internal details of the coverage
implementation that are likely to change, and are unlikely to be useful to
third-party tools for the foreseeable future.
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Add trait related queries to SMIR's rustc_internal
r? `@oli-obk`
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Stabilize thread local cell methods.
Closes #92122.
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Make Const more useful in smir
Since https://github.com/rust-lang/rust/pull/114587 is merged, we can make use of what we built and make Const more useful by making it not `Opaque`
r? `@spastorino`
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Cover ParamConst in smir
Others variants won't be useful for a while or ever(?), but we might need this one.
r? ````@oli-obk````
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Convert Const to Allocation in smir
Continuation of previous pr https://github.com/rust-lang/rust/pull/114466
cc https://github.com/rust-lang/project-stable-mir/issues/15
r? `@oli-obk`
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