[ASTReader] Fix -Wunused-private-field in non-assertion builds after D128490. NFC

diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index 5d1ee45..568d948 100644 (file)
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -9818,6 +9818,7 @@ void ASTReader::diagnoseOdrViolations() {
     }
 
     assert(Context.hasSameType(FirstField->getType(), SecondField->getType()));
+    (void)Context;
 
     QualType FirstType = FirstField->getType();
     QualType SecondType = SecondField->getType();