Require Rust 1.64

Author: chrysn

.github/workflows/ci.yaml

@@ -26,8 +26,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          # This should follow 1.64 as it progresses throgh beta to stable
-          toolchain: nightly
+          toolchain: stable
           target: thumbv7em-none-eabi
           override: true
       - uses: actions-rs/cargo@v1

Cargo.toml

@@ -8,6 +8,7 @@ license = "MIT"
 keywords = ["macro", "cstr"]
 readme = "README.md"
 edition = "2018"
+rust-version = "1.64"
 
 [lib]
 proc-macro = true

README.md

@@ -11,7 +11,7 @@ A macro for getting `&'static CStr` from literal or identifier.
 This macro checks whether the given literal is valid for `CStr`
 at compile time, and returns a static reference of `CStr`.
 
-This macro can be used to to initialize constants on Rust 1.59 and above.
+This macro can be used to to initialize constants on Rust 1.64 and above.
 
 ## Example
 

src/lib.rs

@@ -3,7 +3,7 @@
 //! This macro checks whether the given literal is valid for `CStr`
 //! at compile time, and returns a static reference of `CStr`.
 //!
-//! This macro can be used to to initialize constants on Rust 1.59 and above.
+//! This macro can be used to to initialize constants on Rust 1.64 and above.
 //!
 //! ## Example
 //!