diff --git a/clang/lib/AST/Interp/Boolean.h b/clang/lib/AST/Interp/Boolean.h
index 579842ce46aa0..6f0fe26ace688 100644
--- a/clang/lib/AST/Interp/Boolean.h
+++ b/clang/lib/AST/Interp/Boolean.h
@@ -100,11 +100,6 @@ class Boolean final {
     return Boolean(!Value.isZero());
   }
 
-  template <bool SrcSign>
-  static Boolean from(Integral<0, SrcSign> Value) {
-    return Boolean(!Value.isZero());
-  }
-
   static Boolean zero() { return from(false); }
 
   template <typename T>