rust_1_27 feature implies i128_support

Author: vks

Cargo.toml

@@ -25,7 +25,7 @@ alloc = ["rand_core/alloc"]  # enables Vec and Box support (without std)
 i128_support = [] # enables i128 and u128 support
 simd_support = [] # enables SIMD support
 serde1 = ["serde", "serde_derive", "rand_core/serde1"] # enables serialization for PRNGs
-rust_1_27 = [] # enables RangeInclusive support for Rust >= 1.27
+rust_1_27 = ["i128_support"] # enables RangeInclusive, i128 and u128 support for Rust >= 1.27
 
 [workspace]
 members = ["rand_core", "rand_isaac"]

README.md

@@ -118,7 +118,8 @@ optional features are available:
 - `i128_support` enables support for generating `u128` and `i128` values.
 - `log` enables some logging via the `log` crate.
 - `nightly` enables all unstable features (`i128_support`, `simd_support`).
-- `rust_1_27` enables `RangeInclusive` support (requiring Rust >= 1.27).
+- `rust_1_27` enables `i128_support` and `RangeInclusive` support (requiring
+  Rust >= 1.27).
 - `serde1` enables serialization for some types, via Serde version 1.
 - `simd_support` enables uniform sampling of SIMD types (integers and floats).
 - `stdweb` enables support for `OsRng` on `wasm32-unknown-unknown` via `stdweb`