unexpected-flag-enumerator-value: Fix crash

initExpr might be nullptr

1 files changed, 2 insertions, 1 deletions

diff --git a/src/checks/manuallevel/unexpected-flag-enumerator-value.cpp b/src/checks/manuallevel/unexpected-flag-enumerator-value.cpp
index 90d6dc43..fed2db5e 100644
--- a/src/checks/manuallevel/unexpected-flag-enumerator-value.cpp
+++ b/src/checks/manuallevel/unexpected-flag-enumerator-value.cpp
@@ -124,7 +124,8 @@ void UnexpectedFlagEnumeratorValue::VisitDecl(clang::Decl *decl)
                 continue;
             }
             const auto value = enumerator->getInitVal().getLimitedValue();
-            emitWarning(enumerator->getInitExpr()->getBeginLoc(), "Unexpected non power-of-2 enumerator value: " + std::to_string(value));
+            Expr *initExpr = enumerator->getInitExpr();
+            emitWarning(initExpr ? initExpr->getBeginLoc() : enumerator->getBeginLoc(), "Unexpected non power-of-2 enumerator value: " + std::to_string(value));
         }
     }
 }