5 files changed, 26 insertions, 3 deletions
diff --git a/msvc-build-launcher.cmd b/msvc-build-launcher.cmd
index 92da290e..9c9d4d23 100644
--- a/msvc-build-launcher.cmd
+++ b/msvc-build-launcher.cmd
@@ -35,5 +35,15 @@ if "%ERRORLEVEL%"=="0" (
   echo Windows SDK 6.1 not found to build Windows 64-bit version
 )
 
+REM now for arm 64-bit
+REM Cross compile for arm64
+call VCVARSx86_arm64
+if "%ERRORLEVEL%"=="0" (
+  cl /D "GUI=0" /D "WIN32_LEAN_AND_MEAN" launcher.c /O2 /link /MACHINE:arm64 /SUBSYSTEM:CONSOLE /out:setuptools/cli-arm64.exe
+  cl /D "GUI=1" /D "WIN32_LEAN_AND_MEAN" launcher.c /O2 /link /MACHINE:arm64 /SUBSYSTEM:WINDOWS /out:setuptools/gui-arm64.exe
+) else (
+  echo Windows SDK 6.1 not found to build Windows 64-bit version
+)
+
 set PATH=%PATH_OLD%
 
diff --git a/setuptools/cli-arm64.exe b/setuptools/cli-arm64.exe
new file mode 100644
index 00000000..95badd96
--- /dev/null
+++ b/setuptools/cli-arm64.exe
diff --git a/setuptools/command/easy_install.py b/setuptools/command/easy_install.py
index 43bd2952..bd2f6235 100644
--- a/setuptools/command/easy_install.py
+++ b/setuptools/command/easy_install.py
@@ -22,6 +22,7 @@ from distutils import log, dir_util
 from distutils.command.build_scripts import first_line_re
 from distutils.spawn import find_executable
 import sys
+import platform
 import os
 import zipimport
 import shutil
@@ -2263,7 +2264,10 @@ def get_win_launcher(type):
     """
     launcher_fn = '%s.exe' % type
     if is_64bit():
-        launcher_fn = launcher_fn.replace(".", "-64.")
+        if platform.machine() == "ARM64":
+            launcher_fn = launcher_fn.replace(".", "-arm64.")
+        else:
+            launcher_fn = launcher_fn.replace(".", "-64.")
     else:
         launcher_fn = launcher_fn.replace(".", "-32.")
     return resource_string('setuptools', launcher_fn)
diff --git a/setuptools/gui-arm64.exe b/setuptools/gui-arm64.exe
new file mode 100644
index 00000000..489eef1d
--- /dev/null
+++ b/setuptools/gui-arm64.exe
diff --git a/setuptools/tests/test_windows_wrappers.py b/setuptools/tests/test_windows_wrappers.py
index 27853aae..05a604b2 100644
--- a/setuptools/tests/test_windows_wrappers.py
+++ b/setuptools/tests/test_windows_wrappers.py
@@ -13,6 +13,7 @@ are to wrap.
 """
 
 import sys
+import platform
 import textwrap
 import subprocess
 
@@ -50,11 +51,19 @@ class WrapperTester:
             w = pkg_resources.resource_string('setuptools', cls.wrapper_source)
             f.write(w)
 
+def win_launcher_exe(prefix):
+    """ A simple routine to select launcher script based on platform."""
+    assert prefix in ('cli', 'gui')
+    if platform.machine() == "ARM64":
+        return "{}-arm64.exe".format(prefix)
+    else:
+        return "{}-32.exe".format(prefix)
 
 class TestCLI(WrapperTester):
     script_name = 'foo-script.py'
-    wrapper_source = 'cli-32.exe'
     wrapper_name = 'foo.exe'
+    wrapper_source = win_launcher_exe('cli')
+
     script_tmpl = textwrap.dedent("""
         #!%(python_exe)s
         import sys
@@ -155,7 +164,7 @@ class TestGUI(WrapperTester):
     -----------------------
     """
     script_name = 'bar-script.pyw'
-    wrapper_source = 'gui-32.exe'
+    wrapper_source = win_launcher_exe('gui')
     wrapper_name = 'bar.exe'
 
     script_tmpl = textwrap.dedent("""