From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/intrinsics/intrinsics-math.rs | 60 +++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 src/test/ui/intrinsics/intrinsics-math.rs

(limited to 'src/test/ui/intrinsics/intrinsics-math.rs')

diff --git a/src/test/ui/intrinsics/intrinsics-math.rs b/src/test/ui/intrinsics/intrinsics-math.rs
new file mode 100644
index 000000000..aea9fde69
--- /dev/null
+++ b/src/test/ui/intrinsics/intrinsics-math.rs
@@ -0,0 +1,60 @@
+// run-pass
+// ignore-emscripten fma not implemented in emscripten
+
+macro_rules! assert_approx_eq {
+    ($a:expr, $b:expr) => ({
+        let (a, b) = (&$a, &$b);
+        assert!((*a - *b).abs() < 1.0e-6,
+                "{} is not approximately equal to {}", *a, *b);
+    })
+}
+
+pub fn main() {
+    use std::f32;
+    use std::f64;
+
+    assert_approx_eq!(64f32.sqrt(), 8f32);
+    assert_approx_eq!(64f64.sqrt(), 8f64);
+
+    assert_approx_eq!(25f32.powi(-2), 0.0016f32);
+    assert_approx_eq!(23.2f64.powi(2), 538.24f64);
+
+    assert_approx_eq!(0f32.sin(), 0f32);
+    assert_approx_eq!((f64::consts::PI / 2f64).sin(), 1f64);
+
+    assert_approx_eq!(0f32.cos(), 1f32);
+    assert_approx_eq!((f64::consts::PI * 2f64).cos(), 1f64);
+
+    assert_approx_eq!(25f32.powf(-2f32), 0.0016f32);
+    assert_approx_eq!(400f64.powf(0.5f64), 20f64);
+
+    assert_approx_eq!((1f32.exp() - f32::consts::E).abs(), 0f32);
+    assert_approx_eq!(1f64.exp(), f64::consts::E);
+
+    assert_approx_eq!(10f32.exp2(), 1024f32);
+    assert_approx_eq!(50f64.exp2(), 1125899906842624f64);
+
+    assert_approx_eq!((f32::consts::E.ln() - 1f32).abs(), 0f32);
+    assert_approx_eq!(1f64.ln(), 0f64);
+
+    assert_approx_eq!(10f32.log10(), 1f32);
+    assert_approx_eq!(f64::consts::E.log10(), f64::consts::LOG10_E);
+
+    assert_approx_eq!(8f32.log2(), 3f32);
+    assert_approx_eq!(f64::consts::E.log2(), f64::consts::LOG2_E);
+
+    assert_approx_eq!(1.0f32.mul_add(2.0f32, 5.0f32), 7.0f32);
+    assert_approx_eq!(0.0f64.mul_add(-2.0f64, f64::consts::E), f64::consts::E);
+
+    assert_approx_eq!((-1.0f32).abs(), 1.0f32);
+    assert_approx_eq!(34.2f64.abs(), 34.2f64);
+
+    assert_approx_eq!(3.8f32.floor(), 3.0f32);
+    assert_approx_eq!((-1.1f64).floor(), -2.0f64);
+
+    assert_approx_eq!((-2.3f32).ceil(), -2.0f32);
+    assert_approx_eq!(3.8f64.ceil(), 4.0f64);
+
+    assert_approx_eq!(0.1f32.trunc(), 0.0f32);
+    assert_approx_eq!((-0.1f64).trunc(), 0.0f64);
+}
-- 
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