Rollup merge of #74037 - JohnTitor:contributing-md, r=Mark-Simulacrum

Update reference to CONTRIBUTING.md

CONTRIBUTING.md has been migrated to the rustc-dev-guide but some still refer there.
Update them with the appropriate links.

Fixes #74253

Author: Manishearth

CONTRIBUTING.md

@@ -4,5 +4,12 @@ Thank you for your interest in contributing to Rust!
 
 To get started, read the [Getting Started] guide in the [rustc-dev-guide].
 
+## Bug reports
+
+Did a compiler error message tell you to come here? If you want to create an ICE report,
+refer to [this section][contributing-bug-reports] and [open an issue][issue template].
+
 [Getting Started]: https://rustc-dev-guide.rust-lang.org/getting-started.html
 [rustc-dev-guide]: https://rustc-dev-guide.rust-lang.org/
+[contributing-bug-reports]: https://rustc-dev-guide.rust-lang.org/contributing.html#bug-reports
+[issue template]: https://github.com/rust-lang/rust/issues/new/choose

src/librustc_driver/lib.rs

@@ -65,8 +65,8 @@ pub const EXIT_SUCCESS: i32 = 0;
 /// Exit status code used for compilation failures and invalid flags.
 pub const EXIT_FAILURE: i32 = 1;
 
-const BUG_REPORT_URL: &str = "https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.\
-                              md#bug-reports";
+const BUG_REPORT_URL: &str = "https://github.com/rust-lang/rust/issues/new\
+    ?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md";
 
 const ICE_REPORT_COMPILER_FLAGS: &[&str] = &["Z", "C", "crate-type"];
 

src/libstd/lib.rs

@@ -85,8 +85,9 @@
 //! # Contributing changes to the documentation
 //!
 //! Check out the rust contribution guidelines [here](
-//! https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md).
-//! The source for this documentation can be found on [Github](https://github.com/rust-lang).
+//! https://rustc-dev-guide.rust-lang.org/getting-started.html).
+//! The source for this documentation can be found on
+//! [GitHub](https://github.com/rust-lang/rust).
 //! To contribute changes, make sure you read the guidelines first, then submit
 //! pull-requests for your suggested changes.
 //!

src/test/ui/pattern/const-pat-ice.stderr

@@ -5,7 +5,7 @@ error: internal compiler error: unexpected panic
 
 note: the compiler unexpectedly panicked. this is a bug.
 
-note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports
+note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
 
 note: rustc VERSION running on TARGET