SwiftCompilerSources: bridge Type.isEmpty

Author: atrick

SwiftCompilerSources/Sources/SIL/Type.swift

@@ -86,6 +86,10 @@ public struct Type : CustomStringConvertible, NoReflectionChildren {
     bridged.isExactSuperclassOf(type.bridged)
   }
 
+  public func isEmpty(in function: Function) -> Bool {
+    bridged.isEmpty(function.bridged)
+  }
+
   public var tupleElements: TupleElementArray { TupleElementArray(type: self) }
 
   /// Can only be used if the type is in fact a nominal type (`isNominal` is true).

include/swift/SIL/SILBridging.h

@@ -332,6 +332,7 @@ struct BridgedType {
   BRIDGED_INLINE bool isMetatype() const;
   BRIDGED_INLINE bool isNoEscapeFunction() const;
   BRIDGED_INLINE bool isAsyncFunction() const;
+  BRIDGED_INLINE bool isEmpty(BridgedFunction f) const;
   BRIDGED_INLINE TraitResult canBeClass() const;
   BRIDGED_INLINE bool isMoveOnly() const;
   BRIDGED_INLINE bool isEscapable() const;

include/swift/SIL/SILBridgingImpl.h

@@ -230,6 +230,10 @@ bool BridgedType::isAsyncFunction() const {
   return unbridged().isAsyncFunction();
 }
 
+bool BridgedType::isEmpty(BridgedFunction f) const {
+  return unbridged().isEmpty(*f.getFunction());
+}
+
 BridgedType::TraitResult BridgedType::canBeClass() const {
   return (TraitResult)unbridged().canBeClass();
 }