Remove now-unused IsCastToReferenceType

2 files changed, 0 insertions, 15 deletions

diff --git a/iwyu_ast_util.cc b/iwyu_ast_util.cc
index 8f25649..ea601b7 100644
--- a/iwyu_ast_util.cc
+++ b/iwyu_ast_util.cc
@@ -1399,15 +1399,6 @@ const FunctionType* GetCalleeFunctionType(CallExpr* expr) {
   return callee_type->getAs<FunctionType>();
 }
 
-bool IsCastToReferenceType(const CastExpr* expr) {
-  if (const ExplicitCastExpr* explicit_cast = DynCastFrom(expr)) {
-    return explicit_cast->getTypeAsWritten()->isReferenceType();
-  } else if (const ImplicitCastExpr* implicit_cast = DynCastFrom(expr)) {
-    return implicit_cast->getValueKind() == clang::VK_LValue;
-  }
-  CHECK_UNREACHABLE_("Unexpected type of cast expression");
-}
-
 TemplateArgumentListInfo GetExplicitTplArgs(const Expr* expr) {
   TemplateArgumentListInfo explicit_tpl_args;
   if (const DeclRefExpr* decl_ref = DynCastFrom(expr))
diff --git a/iwyu_ast_util.h b/iwyu_ast_util.h
index 0785be7..ac8707c 100644
--- a/iwyu_ast_util.h
+++ b/iwyu_ast_util.h
@@ -802,12 +802,6 @@ const clang::CXXDestructorDecl* GetSiblingDestructorFor(
 // Should never return nullptr.
 const clang::FunctionType* GetCalleeFunctionType(clang::CallExpr* expr);
 
-// Figuring out whether the to-type is a reference or not is different
-// depending on whether the cast is explicit or implicit.  (You'd
-// think it would work to just look at expr->getSubExpr()->getType(),
-// but that seems to strip off the reference.)
-bool IsCastToReferenceType(const clang::CastExpr* expr);
-
 // Returns the list of explicit template args for all exprs that support
 // such a concept (declrefexpr, memberexpr), and empty list if none is present.
 clang::TemplateArgumentListInfo GetExplicitTplArgs(const clang::Expr* expr);