From 657fa172bc3fdcffad97dade46ab1416ebb7e830 Mon Sep 17 00:00:00 2001
From: Meghana Gupta <meghana_gupta@apple.com>
Date: Wed, 4 Feb 2026 00:35:01 -0800
Subject: [PATCH] Fix ASTPrinting of borrow/mutate protocol requirements

---
 lib/AST/ASTPrinter.cpp                          | 14 ++++++++++----
 test/ModuleInterface/borrow_accessor_test.swift |  2 +-
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/lib/AST/ASTPrinter.cpp b/lib/AST/ASTPrinter.cpp
index d4f53b82d72..28da9cd8ac0 100644
--- a/lib/AST/ASTPrinter.cpp
+++ b/lib/AST/ASTPrinter.cpp
@@ -2590,8 +2590,11 @@ void PrintAST::printAccessors(const AbstractStorageDecl *ASD) {
     Printer << " {";
     if (mutatingGetter) printWithSpace("mutating");
 
-    // TODO: Print borrow/yielding borrow here?
-    printWithSpace("get");
+    if (ASD->getParsedAccessor(AccessorKind::Borrow)) {
+      printWithSpace("borrow");
+    } else {
+      printWithSpace("get");
+    }
 
     if (asyncGet) printWithSpace("async");
 
@@ -2603,8 +2606,11 @@ void PrintAST::printAccessors(const AbstractStorageDecl *ASD) {
     if (settable) {
       if (nonmutatingSetter) printWithSpace("nonmutating");
 
-      // TODO: Print mutate/yielding mutate here?
-      printWithSpace("set");
+      if (ASD->getParsedAccessor(AccessorKind::Mutate)) {
+        printWithSpace("mutate");
+      } else {
+        printWithSpace("set");
+      }
     }
     Printer << " }";
     return;
diff --git a/test/ModuleInterface/borrow_accessor_test.swift b/test/ModuleInterface/borrow_accessor_test.swift
index 46d7b6451e7..1b4c724dc17 100644
--- a/test/ModuleInterface/borrow_accessor_test.swift
+++ b/test/ModuleInterface/borrow_accessor_test.swift
@@ -25,7 +25,7 @@ import borrow_accessors
 
 // CHECK: public protocol P {
 // CHECK:   #if compiler(>=5.3) && $BorrowAndMutateAccessors
-// TODO-CHECK:   var k: borrow_accessors.Klass { borrow mutate }
+// CHECK:   var k: borrow_accessors.Klass { borrow mutate }
 // CHECK:   #endif
 // CHECK: }
 // CHECK: public struct Wrapper : borrow_accessors.P {