Merge pull request #205 from elichai/2020-03-bench

Fix broken benchmarks

Cargo.toml

@@ -22,7 +22,7 @@ name = "secp256k1"
 path = "src/lib.rs"
 
 [features]
-unstable = []
+unstable = ["recovery", "rand-std"]
 default = ["std"]
 std = ["secp256k1-sys/std"]
 rand-std = ["rand/std"]

no_std_test/src/main.rs

@@ -52,10 +52,10 @@ use core::fmt::{self, write, Write};
 use core::intrinsics;
 use core::panic::PanicInfo;
 
+use secp256k1::ecdh::SharedSecret;
 use secp256k1::rand::{self, RngCore};
 use secp256k1::serde::Serialize;
 use secp256k1::*;
-use secp256k1::ecdh::SharedSecret;
 
 use serde_cbor::de;
 use serde_cbor::ser::SliceWrite;
@@ -112,23 +112,10 @@ fn start(_argc: isize, _argv: *const *const u8) -> isize {
     assert_ne!(x_arr, [0u8; 32]);
     assert_ne!(&y_arr[..], &[0u8; 32][..]);
 
-
     unsafe { libc::printf("Verified Successfully!\n\0".as_ptr() as _) };
     0
 }
 
-// These functions are used by the compiler, but not
-// for a bare-bones hello world. These are normally
-// provided by libstd.
-#[lang = "eh_personality"]
-#[no_mangle]
-pub extern "C" fn rust_eh_personality() {}
-
-// This function may be needed based on the compilation target.
-#[lang = "eh_unwind_resume"]
-#[no_mangle]
-pub extern "C" fn rust_eh_unwind_resume() {}
-
 const MAX_PRINT: usize = 511;
 struct Print {
     loc: usize,

src/ecdh.rs

@@ -304,7 +304,6 @@ mod benches {
         let s = Secp256k1::signing_only();
         let (sk, pk) = s.generate_keypair(&mut thread_rng());
 
-        let s = Secp256k1::new();
         bh.iter( || {
             let res = SharedSecret::new(&pk, &sk);
             black_box(res);

src/recovery.rs

@@ -363,6 +363,10 @@ mod tests {
 
 #[cfg(all(test, feature = "unstable"))]
 mod benches {
+    use rand::{thread_rng, RngCore};
+    use test::{Bencher, black_box};
+    use super::{Message, Secp256k1};
+
     #[bench]
     pub fn bench_recover(bh: &mut Bencher) {
         let s = Secp256k1::new();