1 files changed, 62 insertions, 0 deletions
diff --git a/src/test/ui/run-pass/numbers-arithmetic/float-int-invalid-const-cast.rs b/src/test/ui/run-pass/numbers-arithmetic/float-int-invalid-const-cast.rs
new file mode 100644
index 00000000000..f84432abbfa
--- /dev/null
+++ b/src/test/ui/run-pass/numbers-arithmetic/float-int-invalid-const-cast.rs
@@ -0,0 +1,62 @@
+// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// ignore-emscripten no i128 support
+
+#![deny(const_err)]
+
+use std::{f32, f64};
+
+// Forces evaluation of constants, triggering hard error
+fn force<T>(_: T) {}
+
+fn main() {
+    { const X: u16 = -1. as u16; force(X); }
+    { const X: u128 = -100. as u128; force(X); }
+
+    { const X: i8 = f32::NAN as i8; force(X); }
+    { const X: i32 = f32::NAN as i32; force(X); }
+    { const X: u64 = f32::NAN as u64; force(X); }
+    { const X: u128 = f32::NAN as u128; force(X); }
+
+    { const X: i8 = f32::INFINITY as i8; force(X); }
+    { const X: u32 = f32::INFINITY as u32; force(X); }
+    { const X: i128 = f32::INFINITY as i128; force(X); }
+    { const X: u128 = f32::INFINITY as u128; force(X); }
+
+    { const X: u8 = f32::NEG_INFINITY as u8; force(X); }
+    { const X: u16 = f32::NEG_INFINITY as u16; force(X); }
+    { const X: i64 = f32::NEG_INFINITY as i64; force(X); }
+    { const X: i128 = f32::NEG_INFINITY as i128; force(X); }
+
+    { const X: i8 = f64::NAN as i8; force(X); }
+    { const X: i32 = f64::NAN as i32; force(X); }
+    { const X: u64 = f64::NAN as u64; force(X); }
+    { const X: u128 = f64::NAN as u128; force(X); }
+
+    { const X: i8 = f64::INFINITY as i8; force(X); }
+    { const X: u32 = f64::INFINITY as u32; force(X); }
+    { const X: i128 = f64::INFINITY as i128; force(X); }
+    { const X: u128 = f64::INFINITY as u128; force(X); }
+
+    { const X: u8 = f64::NEG_INFINITY as u8; force(X); }
+    { const X: u16 = f64::NEG_INFINITY as u16; force(X); }
+    { const X: i64 = f64::NEG_INFINITY as i64; force(X); }
+    { const X: i128 = f64::NEG_INFINITY as i128; force(X); }
+
+    { const X: u8 = 256. as u8; force(X); }
+    { const X: i8 = -129. as i8; force(X); }
+    { const X: i8 = 128. as i8; force(X); }
+    { const X: i32 = 2147483648. as i32; force(X); }
+    { const X: i32 = -2147483904. as i32; force(X); }
+    { const X: u32 = 4294967296. as u32; force(X); }
+    { const X: u128 = 1e40 as u128; force(X); }
+    { const X: i128 = 1e40 as i128; force(X); }
+}