Merge pull request #866 from vks/improve-bench

Improvements to benchmarks

Cargo.toml

@@ -87,7 +87,7 @@ proptest = { version = "1", optional = true, default-features = false, features
 serde_json = "1.0"
 rand_xorshift = "0.3"
 rand_isaac = "0.3"
-criterion = "0.2.10"
+criterion = { version = "0.3", features = ["html_reports"] }
 
 # For matrix comparison macro
 matrixcompare = "0.3.0"
@@ -105,6 +105,7 @@ required-features = ["compare"]
 name = "nalgebra_bench"
 harness = false
 path = "benches/lib.rs"
+required-features = ["rand"]
 
 [profile.bench]
 lto = true

benches/core/matrix.rs

@@ -188,7 +188,7 @@ fn tr_mul_to(bench: &mut criterion::Criterion) {
     let b = DVector::<f64>::new_random(1000);
     let mut c = DVector::from_element(1000, 0.0);
 
-    bench.bench_function("", move |bh| bh.iter(|| a.tr_mul_to(&b, &mut c)));
+    bench.bench_function("tr_mul_to", move |bh| bh.iter(|| a.tr_mul_to(&b, &mut c)));
 }
 
 fn mat_mul_mat(bench: &mut criterion::Criterion) {

benches/lib.rs

@@ -1,4 +1,4 @@
-#![feature(test)]
+#![feature(bench_black_box)]
 #![allow(unused_macros)]
 
 extern crate nalgebra as na;

benches/linalg/eigen.rs

@@ -1,4 +1,3 @@
-use test::Bencher;
 use na::{DMatrix, Eigen};
 
 fn eigen_100x100(bh: &mut criterion::Criterion) {