diff --git a/clang/tools/scan-build-py/tests/__init__.py b/clang/tools/scan-build-py/tests/__init__.py
index bde2376..9efd160 100644
--- a/clang/tools/scan-build-py/tests/__init__.py
+++ b/clang/tools/scan-build-py/tests/__init__.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import unittest
 
diff --git a/clang/tools/scan-build-py/tests/functional/cases/__init__.py b/clang/tools/scan-build-py/tests/functional/cases/__init__.py
index 8fb8465..7ac3456 100644
--- a/clang/tools/scan-build-py/tests/functional/cases/__init__.py
+++ b/clang/tools/scan-build-py/tests/functional/cases/__init__.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import re
 import os.path
diff --git a/clang/tools/scan-build-py/tests/functional/cases/test_create_cdb.py b/clang/tools/scan-build-py/tests/functional/cases/test_create_cdb.py
index c26fce0..692a489 100644
--- a/clang/tools/scan-build-py/tests/functional/cases/test_create_cdb.py
+++ b/clang/tools/scan-build-py/tests/functional/cases/test_create_cdb.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libear
 from . import make_args, silent_check_call, silent_call, create_empty_file
diff --git a/clang/tools/scan-build-py/tests/functional/cases/test_exec_anatomy.py b/clang/tools/scan-build-py/tests/functional/cases/test_exec_anatomy.py
index d58a612..b0fec3d 100644
--- a/clang/tools/scan-build-py/tests/functional/cases/test_exec_anatomy.py
+++ b/clang/tools/scan-build-py/tests/functional/cases/test_exec_anatomy.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libear
 import unittest
diff --git a/clang/tools/scan-build-py/tests/functional/cases/test_from_cdb.py b/clang/tools/scan-build-py/tests/functional/cases/test_from_cdb.py
index 5026400..7af3eea 100644
--- a/clang/tools/scan-build-py/tests/functional/cases/test_from_cdb.py
+++ b/clang/tools/scan-build-py/tests/functional/cases/test_from_cdb.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libear
 from . import call_and_report
diff --git a/clang/tools/scan-build-py/tests/functional/cases/test_from_cmd.py b/clang/tools/scan-build-py/tests/functional/cases/test_from_cmd.py
index 0eee4bb..62e369c 100644
--- a/clang/tools/scan-build-py/tests/functional/cases/test_from_cmd.py
+++ b/clang/tools/scan-build-py/tests/functional/cases/test_from_cmd.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libear
 from . import make_args, check_call_and_report, create_empty_file
diff --git a/clang/tools/scan-build-py/tests/functional/exec/config.h.in b/clang/tools/scan-build-py/tests/functional/exec/config.h.in
index 6221083..2f07d0c 100644
--- a/clang/tools/scan-build-py/tests/functional/exec/config.h.in
+++ b/clang/tools/scan-build-py/tests/functional/exec/config.h.in
@@ -1,8 +1,7 @@
 /* -*- coding: utf-8 -*-
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 */
 
 #pragma once
diff --git a/clang/tools/scan-build-py/tests/functional/exec/main.c b/clang/tools/scan-build-py/tests/functional/exec/main.c
index 830cf37..0f5e01f 100644
--- a/clang/tools/scan-build-py/tests/functional/exec/main.c
+++ b/clang/tools/scan-build-py/tests/functional/exec/main.c
@@ -1,8 +1,7 @@
 /* -*- coding: utf-8 -*-
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 */
 
 #include "config.h"
diff --git a/clang/tools/scan-build-py/tests/unit/__init__.py b/clang/tools/scan-build-py/tests/unit/__init__.py
index 6b7fd9f..83a0474 100644
--- a/clang/tools/scan-build-py/tests/unit/__init__.py
+++ b/clang/tools/scan-build-py/tests/unit/__init__.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 from . import test_libear
 from . import test_compilation
diff --git a/clang/tools/scan-build-py/tests/unit/test_analyze.py b/clang/tools/scan-build-py/tests/unit/test_analyze.py
index 768a3b6..4b6f5d0 100644
--- a/clang/tools/scan-build-py/tests/unit/test_analyze.py
+++ b/clang/tools/scan-build-py/tests/unit/test_analyze.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import unittest
 import re
diff --git a/clang/tools/scan-build-py/tests/unit/test_clang.py b/clang/tools/scan-build-py/tests/unit/test_clang.py
index 7d625c6..80ce61a 100644
--- a/clang/tools/scan-build-py/tests/unit/test_clang.py
+++ b/clang/tools/scan-build-py/tests/unit/test_clang.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libear
 import libscanbuild.clang as sut
diff --git a/clang/tools/scan-build-py/tests/unit/test_compilation.py b/clang/tools/scan-build-py/tests/unit/test_compilation.py
index 124feba..e8ad3d8 100644
--- a/clang/tools/scan-build-py/tests/unit/test_compilation.py
+++ b/clang/tools/scan-build-py/tests/unit/test_compilation.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libscanbuild.compilation as sut
 import unittest
diff --git a/clang/tools/scan-build-py/tests/unit/test_intercept.py b/clang/tools/scan-build-py/tests/unit/test_intercept.py
index 583d1c3..5473b88 100644
--- a/clang/tools/scan-build-py/tests/unit/test_intercept.py
+++ b/clang/tools/scan-build-py/tests/unit/test_intercept.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libear
 import libscanbuild.intercept as sut
diff --git a/clang/tools/scan-build-py/tests/unit/test_libear.py b/clang/tools/scan-build-py/tests/unit/test_libear.py
index f5b9280..933da50 100644
--- a/clang/tools/scan-build-py/tests/unit/test_libear.py
+++ b/clang/tools/scan-build-py/tests/unit/test_libear.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libear as sut
 import unittest
diff --git a/clang/tools/scan-build-py/tests/unit/test_report.py b/clang/tools/scan-build-py/tests/unit/test_report.py
index c943699..60ec0d8 100644
--- a/clang/tools/scan-build-py/tests/unit/test_report.py
+++ b/clang/tools/scan-build-py/tests/unit/test_report.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libear
 import libscanbuild.report as sut
diff --git a/clang/tools/scan-build-py/tests/unit/test_shell.py b/clang/tools/scan-build-py/tests/unit/test_shell.py
index a2904b0..6ffbb87 100644
--- a/clang/tools/scan-build-py/tests/unit/test_shell.py
+++ b/clang/tools/scan-build-py/tests/unit/test_shell.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
-#                     The LLVM Compiler Infrastructure
-#
-# This file is distributed under the University of Illinois Open Source
-# License. See LICENSE.TXT for details.
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
 import libscanbuild.shell as sut
 import unittest