1 files changed, 7 insertions, 0 deletions
diff --git a/include/llvm/IR/DataLayout.h b/include/llvm/IR/DataLayout.h
index 08fd269807a..8988f7d3c30 100644
--- a/include/llvm/IR/DataLayout.h
+++ b/include/llvm/IR/DataLayout.h
@@ -504,6 +504,13 @@ public:
   /// Returns the minimum ABI-required alignment for the specified type.
   unsigned getABITypeAlignment(Type *Ty) const;
 
+  /// Helper function to return `Alignment` if it's set or the result of
+  /// `getABITypeAlignment(Ty)`, in any case the result is a valid alignment.
+  inline Align getValueOrABITypeAlignment(MaybeAlign Alignment,
+                                          Type *Ty) const {
+    return Alignment ? *Alignment : Align(getABITypeAlignment(Ty));
+  }
+
   /// Returns the minimum ABI-required alignment for an integer type of
   /// the specified bitwidth.
   Align getABIIntegerTypeAlignment(unsigned BitWidth) const;