Fix rotate_left and rotate_right with 128bit shift amount

[rust.git] / example / std_example.rs

diff --git a/example/std_example.rs b/example/std_example.rs
index cb512a4aa335e65106967ed7470bd5b45949a0c5..437b7726980bf02633868fc6f359ccf13cd64643 100644 (file)
--- a/example/std_example.rs
+++ b/example/std_example.rs
@@ -15,6 +15,8 @@ fn main() {
     let stderr = ::std::io::stderr();
     let mut stderr = stderr.lock();
 
+    // FIXME support lazy jit when multi threading
+    #[cfg(not(lazy_jit))]
     std::thread::spawn(move || {
         println!("Hello from another thread!");
     });
@@ -53,6 +55,7 @@ fn main() {
 
     assert_eq!(0b0000000000000000000000000010000010000000000000000000000000000000_0000000000100000000000000000000000001000000000000100000000000000u128.leading_zeros(), 26);
     assert_eq!(0b0000000000000000000000000010000000000000000000000000000000000000_0000000000000000000000000000000000001000000000000000000010000000u128.trailing_zeros(), 7);
+    assert_eq!(core::intrinsics::saturating_sub(0, -170141183460469231731687303715884105728i128), 170141183460469231731687303715884105727i128);
 
     let _d = 0i128.checked_div(2i128);
     let _d = 0u128.checked_div(2u128);
@@ -81,6 +84,7 @@ fn main() {
     assert_eq!(houndred_i128 as f64, 100.0);
     assert_eq!(houndred_f32 as i128, 100);
     assert_eq!(houndred_f64 as i128, 100);
+    assert_eq!(1u128.rotate_left(2), 4);
 
     // Test signed 128bit comparing
     let max = usize::MAX as i128;