[compiler-rt] [llvm] [ctx_profile] Pull `ContextNode` in a `.inc` file (PR #91669)

[Snehasish Kumar via llvm-commits]

================
@@ -0,0 +1,102 @@
+/*===- CtxInstrContextNode.inc- Contextual instrumentation-based PGO  -----===*\
+|*
+|* 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
+|*
+\*===----------------------------------------------------------------------===*/
+
+//==============================================================================
+//
+// NOTE!
+// llvm/lib/ProfileData/CtxInstrContextNode.inc and
+//   compiler-rt/lib/ctx_profile/CtxInstrContextNode.inc
+// must be exact copies of eachother
----------------
snehasish wrote:

nit: space between each and other?

https://github.com/llvm/llvm-project/pull/91669