From 1d51a0f68ee84ef11f4adbd58560e89acf762a62 Mon Sep 17 00:00:00 2001
From: aherbert <aherbert@apache.org>
Date: Wed, 9 Jun 2021 16:23:31 +0100
Subject: [PATCH] spotbugs exclusions for AccurateMath

---
 .../resources/spotbugs/spotbugs-exclude-filter.xml   | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/main/resources/spotbugs/spotbugs-exclude-filter.xml b/src/main/resources/spotbugs/spotbugs-exclude-filter.xml
index ce3477870..7337a51c5 100644
--- a/src/main/resources/spotbugs/spotbugs-exclude-filter.xml
+++ b/src/main/resources/spotbugs/spotbugs-exclude-filter.xml
@@ -42,11 +42,21 @@
     <BugPattern name="FE_FLOATING_POINT_EQUALITY"/>
   </Match>
   <Match>
-    <!-- Benchmark state classes can expose internal representations -->
     <Class name="org.apache.commons.math4.neuralnet.twod.NeuronSquareMesh2D"/>
     <Method name="createLinks"/>
     <BugPattern name="SF_SWITCH_FALLTHROUGH"/>
   </Match>
+  <Match>
+    <!-- The constant is inlined resulting in a dead-local-store error -->
+    <Class name="org.apache.commons.math4.legacy.core.jdkmath.AccurateMath"/>
+    <Method name="atan"/>
+    <BugPattern name="DLS_DEAD_LOCAL_STORE"/>
+  </Match>
+  <Match>
+    <!-- The constant is intentionally close to but not exactly pi/2 -->
+    <Class name="org.apache.commons.math4.legacy.core.jdkmath.AccurateMath$CodyWaite"/>
+    <BugPattern name="CNT_ROUGH_CONSTANT_VALUE"/>
+  </Match>
 
   <Match>
     <!-- Benchmark state classes can expose internal representations -->