From 480bbc7ebaf612749364ec044cadad83adfb1860 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=91=D1=80=D0=B0=D0=BD=D0=B8=D0=BC=D0=B8=D1=80=20=D0=9A?=
 =?UTF-8?q?=D0=B0=D1=80=D0=B0=D1=9F=D0=B8=D1=9B?=
 <branimirkaradzic@gmail.com>
Date: Thu, 11 Aug 2022 07:18:17 -0700
Subject: [PATCH] Fixed clang 13+ optimizer issue. Related to PR #278.

---
 include/bx/inline/math.inl | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/include/bx/inline/math.inl b/include/bx/inline/math.inl
index 57f0a81..18f79d1 100644
--- a/include/bx/inline/math.inl
+++ b/include/bx/inline/math.inl
@@ -96,12 +96,18 @@ namespace bx
 		return tmp == UINT64_C(0x7ff0000000000000);
 	}
 
+	inline float forceEval(float _a)
+	{
+		volatile float result = _a;
+		return result;
+	}
+
 	inline BX_CONSTEXPR_FUNC float floor(float _a)
 	{
 		if (_a < 0.0f)
 		{
 			const float fr = fract(-_a);
-			const float result = -_a - fr;
+			const float result = forceEval(-_a - fr);
 
 			return -(0.0f != fr
 				? result + 1.0f