From 859b10d8bfcca3c4a30798b4522fd88ec6c66de6 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Sun, 15 Apr 2018 15:20:54 -0400
Subject: std.math.ln and std.math.exp use float strict mode

closes #920
---
 std/math/ln.zig | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'std/math/ln.zig')

diff --git a/std/math/ln.zig b/std/math/ln.zig
index c349ed7c6f..d09494b998 100644
--- a/std/math/ln.zig
+++ b/std/math/ln.zig
@@ -89,6 +89,8 @@ pub fn ln_32(x_: f32) f32 {
 }
 
 pub fn ln_64(x_: f64) f64 {
+    @setFloatMode(this, @import("builtin").FloatMode.Strict);
+
     const ln2_hi: f64 = 6.93147180369123816490e-01;
     const ln2_lo: f64 = 1.90821492927058770002e-10;
     const Lg1: f64 = 6.666666666666735130e-01;
-- 
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