Remove remnants of i128_support

This feature flag is obsolete and was already removed from
most of the code; a few references were missed.

.travis.yml

@@ -82,7 +82,7 @@ matrix:
       script:
         - cargo test --lib --no-default-features
         # TODO: add simd_support feature:
-        - cargo test --features=serde1,log,i128_support
+        - cargo test --features=serde1,log
         - cargo test --examples
         - cargo test --package rand_core
         - cargo test --package rand_core --no-default-features
@@ -96,7 +96,7 @@ matrix:
       script:
         - cargo test --lib --no-default-features
         # TODO: add simd_support feature:
-        - cargo test --features=serde1,log,i128_support
+        - cargo test --features=serde1,log
         - cargo test --examples
         - cargo test --package rand_core
         - cargo test --package rand_core --no-default-features
@@ -113,7 +113,7 @@ matrix:
       script:
         - cargo test --lib --no-default-features --features=alloc
         # TODO: use --all-features once simd_support is sufficiently stable:
-        - cargo test --features=serde1,log,i128_support
+        - cargo test --features=serde1,log
         - cargo test --benches --features=nightly
         - cargo test --examples
         - cargo test --package rand_core
@@ -159,12 +159,12 @@ matrix:
         - rustup target add x86_64-unknown-redox
       script:
         # TODO: use --all-features once simd_support is sufficiently stable:
-        - cargo build --target=x86_64-sun-solaris --features=serde1,log,i128_support
-        - cargo build --target=x86_64-unknown-cloudabi --features=serde1,log,i128_support
-        - cargo build --target=x86_64-unknown-freebsd --features=serde1,log,i128_support
-        #- cargo build --target=x86_64-unknown-fuchsia --features=serde1,log,i128_support
-        - cargo build --target=x86_64-unknown-netbsd --features=serde1,log,i128_support
-        - cargo build --target=x86_64-unknown-redox --features=serde1,log,i128_support
+        - cargo build --target=x86_64-sun-solaris --features=serde1,log
+        - cargo build --target=x86_64-unknown-cloudabi --features=serde1,log
+        - cargo build --target=x86_64-unknown-freebsd --features=serde1,log
+        #- cargo build --target=x86_64-unknown-fuchsia --features=serde1,log
+        - cargo build --target=x86_64-unknown-netbsd --features=serde1,log
+        - cargo build --target=x86_64-unknown-redox --features=serde1,log
 
     # Trust cross-built/emulated targets. We must repeat all non-default values.
     - rust: stable

CONTRIBUTING.md

@@ -88,6 +88,6 @@ benchmark results in the PR (or to report nothing's changed).
 ```sh
 # Benchmarks (requires nightly)
 cargo bench
-# Some benchmarks have a faster path with i128_support
+# Potentially nightly features allow different code paths
 cargo bench --features=nightly
 ```

appveyor.yml

@@ -34,7 +34,7 @@ build: false
 test_script:
   - cargo test --lib --no-default-features --features alloc
   # TODO: use --all-features once simd_support is sufficiently stable:
-  - cargo test --features=serde1,log,i128_support
+  - cargo test --features=serde1,log
   - cargo test --benches --features=nightly
   - cargo test --examples
   - cargo test --package rand_core

benches/distributions.rs

@@ -7,8 +7,6 @@
 // except according to those terms.
 
 #![feature(test)]
-#![cfg_attr(all(feature="i128_support", feature="nightly"), allow(stable_features))] // stable since 2018-03-27
-#![cfg_attr(all(feature="i128_support", feature="nightly"), feature(i128_type, i128))]
 
 extern crate test;
 extern crate rand;
@@ -108,7 +106,6 @@ distr_int!(distr_uniform_i8, i8, Uniform::new(20i8, 100));
 distr_int!(distr_uniform_i16, i16, Uniform::new(-500i16, 2000));
 distr_int!(distr_uniform_i32, i32, Uniform::new(-200_000_000i32, 800_000_000));
 distr_int!(distr_uniform_i64, i64, Uniform::new(3i64, 123_456_789_123));
-#[cfg(feature = "i128_support")]
 distr_int!(distr_uniform_i128, i128, Uniform::new(-123_456_789_123i128, 123_456_789_123_456_789));
 
 distr_float!(distr_uniform_f32, f32, Uniform::new(2.26f32, 2.319));
@@ -138,7 +135,6 @@ distr_int!(distr_standard_i8, i8, Standard);
 distr_int!(distr_standard_i16, i16, Standard);
 distr_int!(distr_standard_i32, i32, Standard);
 distr_int!(distr_standard_i64, i64, Standard);
-#[cfg(feature = "i128_support")]
 distr_int!(distr_standard_i128, i128, Standard);
 
 distr!(distr_standard_bool, bool, Standard);
@@ -195,7 +191,6 @@ gen_range_int!(gen_range_i8, i8, -20i8, 100);
 gen_range_int!(gen_range_i16, i16, -500i16, 2000);
 gen_range_int!(gen_range_i32, i32, -200_000_000i32, 800_000_000);
 gen_range_int!(gen_range_i64, i64, 3i64, 123_456_789_123);
-#[cfg(feature = "i128_support")]
 gen_range_int!(gen_range_i128, i128, -12345678901234i128, 123_456_789_123_456_789);
 
 // construct and sample from a floating-point range

utils/ci/script.sh

@@ -22,7 +22,7 @@ main() {
         cross test --package rand_xorshift --features=serde1 --target $TARGET
     else    # have stable Rust
         cross test --lib --no-default-features --target $TARGET
-        cross test --features=serde1,log,i128_support --target $TARGET
+        cross test --features=serde1,log --target $TARGET
         cross test --examples --target $TARGET
         cross test --package rand_core --target $TARGET
         cross test --package rand_core --no-default-features --target $TARGET