From cd549e0c9d4d0c8b88986d2c2d392e69de2bced9 Mon Sep 17 00:00:00 2001
From: "John K. Luebs" <john@luebs.org>
Date: Fri, 8 Mar 2024 16:56:22 -0600
Subject: [PATCH] Fix minor defect in kiwi Constraint::violated

If epsilon is used for ==, it should be used for <= and >=.
---
 kiwi/kiwi/constraint.h | 4 ++--
 kiwi/kiwi/util.h       | 5 +++--
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/kiwi/kiwi/constraint.h b/kiwi/kiwi/constraint.h
index e772036..c6eae68 100644
--- a/kiwi/kiwi/constraint.h
+++ b/kiwi/kiwi/constraint.h
@@ -63,8 +63,8 @@ class ConstraintData : public SharedData
         switch (m_op)
         {
             case OP_EQ: return !impl::nearZero(m_expression.value());
-            case OP_GE: return m_expression.value() < 0.0;
-            case OP_LE: return m_expression.value() > 0.0;
+            case OP_GE: return m_expression.value() < impl::EPSILON;
+            case OP_LE: return m_expression.value() > impl::EPSILON;
         }
         std::abort();
     }
diff --git a/kiwi/kiwi/util.h b/kiwi/kiwi/util.h
index 560a43a..1fd2723 100644
--- a/kiwi/kiwi/util.h
+++ b/kiwi/kiwi/util.h
@@ -13,10 +13,11 @@ namespace kiwi
 namespace impl
 {
 
+constexpr const double EPSILON = 1.0e-8;
+
 inline bool nearZero(double value)
 {
-    const double eps = 1.0e-8;
-    return value < 0.0 ? -value < eps : value < eps;
+    return value < 0.0 ? -value < EPSILON : value < EPSILON;
 }
 
 } // namespace impl