diff options
Diffstat (limited to 'compiler/rustc_macros/src/lib.rs')
| -rw-r--r-- | compiler/rustc_macros/src/lib.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/rustc_macros/src/lib.rs b/compiler/rustc_macros/src/lib.rs index 193dbd75fbd..a6666636032 100644 --- a/compiler/rustc_macros/src/lib.rs +++ b/compiler/rustc_macros/src/lib.rs @@ -26,6 +26,9 @@ mod symbols; mod type_foldable; mod type_visitable; +// Reads the rust version (e.g. "1.75.0") from the CFG_RELEASE env var and +// produces a `RustcVersion` literal containing that version (e.g. +// `RustcVersion { major: 1, minor: 75, patch: 0 }`). #[proc_macro] pub fn current_rustc_version(input: TokenStream) -> TokenStream { current_version::current_version(input) |