Don't mark constant parameters as varied

vgvassilev · Nov 1, 2024 · 90d17a0 · 90d17a0
1 parent 6c45be3
commit 90d17a0
Showing 1 changed file with 13 additions and 1 deletion.
diff --git a/lib/Differentiator/DiffPlanner.cpp b/lib/Differentiator/DiffPlanner.cpp
@@ -624,7 +624,19 @@ namespace clad {
       return true;
 
     if (!m_ActivityRunInfo.HasAnalysisRun) {
-      std::copy(Function->param_begin(), Function->param_end(),
+      ArrayRef<ParmVarDecl*> FDparam = Function->parameters();
+      std::vector<ParmVarDecl*> derivedParam;
+
+      for(auto* parameter: FDparam){
+        QualType parType = parameter->getType();
+        if(parType->isPointerType()){
+          if(!parType->getPointeeType().isConstQualified())
+            derivedParam.push_back(parameter);
+        }else if(!parType.isConstQualified())
+            derivedParam.push_back(parameter);
+      }
+
+      std::copy(derivedParam.begin(), derivedParam.end(),
                 std::inserter(m_ActivityRunInfo.ToBeRecorded,
                               m_ActivityRunInfo.ToBeRecorded.end()));