A5-0-2: exclude compiler generated conditions

change_notes/2024-01-26-exclusion-a5-0-2.md

@@ -0,0 +1,2 @@
+`A5-0-2` - `NonBooleanIfStmt.qll`, `NonBooleanIterationStmt.qll`:
+    - Exclude compiler generated conditions.

cpp/common/src/codingstandards/cpp/rules/nonbooleanifstmt/NonBooleanIfStmt.qll

@@ -14,6 +14,8 @@ query predicate problems(Expr condition, string message) {
   not isExcluded(condition, getQuery()) and
   exists(IfStmt ifStmt, Type explicitConversionType |
     condition = ifStmt.getCondition() and
+    //exclude any generated conditions
+    not condition.isCompilerGenerated() and
     not ifStmt.isFromUninstantiatedTemplate(_) and
     explicitConversionType = condition.getExplicitlyConverted().getUnderlyingType() and
     not explicitConversionType instanceof BoolType and

cpp/common/src/codingstandards/cpp/rules/nonbooleaniterationstmt/NonBooleanIterationStmt.qll

@@ -16,6 +16,8 @@ query predicate problems(Loop loopStmt, string message) {
     condition = loopStmt.getCondition() and
     explicitConversionType = condition.getExplicitlyConverted().getType().getUnspecifiedType() and
     not explicitConversionType instanceof BoolType and
+    //exclude any generated conditions
+    not condition.isCompilerGenerated() and
     message = "Iteration condition has non boolean type " + explicitConversionType + "."
   )
 }