From 21a613c8d482924b1c6ad3818fbeca2a473e1526 Mon Sep 17 00:00:00 2001
From: Fabrice de Gans <Steelskin@users.noreply.github.com>
Date: Wed, 4 Jun 2025 13:32:14 -0700
Subject: [PATCH] =?UTF-8?q?=F0=9F=8D=92=20modulemap:=20add=20arm64=20intri?=
 =?UTF-8?q?nsics=20header=20(llvm#142653)?=
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The header was missing from the modulemap definition, resulting in a
breakage for Swift with recent Windows SDK headers.

(cherry-picked from commit llvm/llvm-project@50c5704)
---
 clang/lib/Headers/module.modulemap | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/clang/lib/Headers/module.modulemap b/clang/lib/Headers/module.modulemap
index 90539cc805de7..b196baf1b648f 100644
--- a/clang/lib/Headers/module.modulemap
+++ b/clang/lib/Headers/module.modulemap
@@ -35,6 +35,14 @@ module _Builtin_intrinsics [system] [extern_c] {
     }
   }
 
+  explicit module arm64 {
+    requires arm64
+    requires windows
+
+    header "arm64intr.h"
+    export *
+  }
+
   explicit module intel {
     requires x86
     export *