Rollup merge of #99119 - TaKO8Ki:remove-string-matching-about-methods, r=cjgillot

[rust.git] / compiler / rustc_codegen_cranelift / example / std_example.rs

diff --git a/compiler/rustc_codegen_cranelift/example/std_example.rs b/compiler/rustc_codegen_cranelift/example/std_example.rs
index 5bc51a541b58c7d63b0939976ab2d8869983d24b..0a2bce2621d963f1e6d68e173c5f65522c108a89 100644 (file)
--- a/compiler/rustc_codegen_cranelift/example/std_example.rs
+++ b/compiler/rustc_codegen_cranelift/example/std_example.rs
@@ -1,7 +1,8 @@
-#![feature(core_intrinsics, generators, generator_trait, is_sorted)]
+#![feature(core_intrinsics, generators, generator_trait, is_sorted, bench_black_box)]
 
 #[cfg(target_arch = "x86_64")]
 use std::arch::x86_64::*;
+use std::hint::black_box;
 use std::io::Write;
 use std::ops::Generator;
 
@@ -86,6 +87,9 @@ fn main() {
     assert_eq!(houndred_f64 as i128, 100);
     assert_eq!(1u128.rotate_left(2), 4);
 
+    assert_eq!(black_box(f32::NAN) as i128, 0);
+    assert_eq!(black_box(f32::NAN) as u128, 0);
+
     // Test signed 128bit comparing
     let max = usize::MAX as i128;
     if 100i128 < 0i128 || 100i128 > max {