0.4.10

• Respect RUSTC_WRAPPER in rustc version detection.

0.4.9

• Fix detection of -Z assume-incomplete-release in recent nightly compilers.

0.4.8

• Fix parsing of macro metavariable in attribute arguments.

0.4.7

• Support compiling with RUSTFLAGS='-Z assume-incomplete-release' on nightly compiler.

0.4.6

• Fix compatibility issues with const generics.

0.4.5

• Exclude unneeded files from crates.io.

0.4.4

• Accept const_fn attribute with no arguments and functions without const keyword.
  This allows const_fn to be used as an optional dependency.

  #[cfg_attr(feature = "...", const_fn::const_fn)]
  pub fn func() {
      /* ... */
  }

0.4.3

• const_fn no longer fails to compile if unable to determine rustc version. Instead, it now displays a warning.

• const_fn no longer relies on debug print format.

0.4.2

• Improve error messages when failed to parse version information.

• Fix compile failure with cargo installed by yum.

0.4.1

• Fix compile failure with non-cargo build systems.