From 0a0b03353e345ef2ce1e10a2916207ebb0bf06d0 Mon Sep 17 00:00:00 2001
From: Nathan Sashihara <21227491+n8sh@users.noreply.github.com>
Date: Fri, 5 Jun 2020 18:48:25 -0700
Subject: [PATCH 1/2] Fix documentation of std.math.isIdentical for NaN:
 compares all bits not just payload

---
 std/math.d | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/std/math.d b/std/math.d
index 61dcd3c9f..a86f04424 100644
--- a/std/math.d
+++ b/std/math.d
@@ -6996,7 +6996,8 @@ if (isFloatingPoint!(X))
  * Is the binary representation of x identical to y?
  *
  * Same as ==, except that positive and negative zero are not identical,
- * and two $(NAN)s are identical if they have the same 'payload'.
+ * and two $(NAN)s are identical if they have the same 'payload', sign bit,
+ * and quiet bit.
  */
 bool isIdentical(real x, real y) @trusted pure nothrow @nogc
 {

From a7a1e0dc4ee690df24ea0b3eb4fe859186a6824d Mon Sep 17 00:00:00 2001
From: Martin Kinkelin <kinke@users.noreply.github.com>
Date: Sun, 7 Jun 2020 16:32:15 +0200
Subject: [PATCH 2/2] std.math: Fix comment for isIdentical

---
 std/math.d | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/std/math.d b/std/math.d
index a86f04424..3d7d52851 100644
--- a/std/math.d
+++ b/std/math.d
@@ -6994,10 +6994,6 @@ if (isFloatingPoint!(X))
 
 /*********************************
  * Is the binary representation of x identical to y?
- *
- * Same as ==, except that positive and negative zero are not identical,
- * and two $(NAN)s are identical if they have the same 'payload', sign bit,
- * and quiet bit.
  */
 bool isIdentical(real x, real y) @trusted pure nothrow @nogc
 {