Merge pull request #10112 from jketema/orphaned

C++: Handle orphaned local variables

Author: jketema

cpp/downgrades/f96ad9b2da43bbc9e55a72a165febd270ae07981/old.dbscheme

@@ -0,0 +1,3 @@
+description: Add relation for orphaned local variables
+compatibility: full
+orphaned_variables.rel: delete

cpp/downgrades/f96ad9b2da43bbc9e55a72a165febd270ae07981/semmlecode.cpp.dbscheme

@@ -398,6 +398,8 @@ class LocalVariable extends LocalScopeVariable, @localvariable {
     exists(DeclStmt s | s.getADeclaration() = this and s.getEnclosingFunction() = result)
     or
     exists(ConditionDeclExpr e | e.getVariable() = this and e.getEnclosingFunction() = result)
+    or
+    orphaned_variables(underlyingElement(this), unresolveElement(result))
   }
 }
 

cpp/downgrades/f96ad9b2da43bbc9e55a72a165febd270ae07981/upgrade.properties

@@ -523,6 +523,11 @@ autoderivation(
     int derivation_type: @type ref
 );
 
+orphaned_variables(
+    int var: @localvariable ref,
+    int function: @function ref
+)
+
 enumconstants(
     unique int id: @enumconstant,
     int parent: @usertype ref,