From 5f1db8b24906fbf8441b4bb1e0c9f343bec6bb30 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Mon, 30 Apr 2007 18:10:37 -0400
Subject: STYLE: Added comment explaining choice of file extension.

---
 Modules/CMakeCXXCompilerId.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Modules/CMakeCXXCompilerId.cpp b/Modules/CMakeCXXCompilerId.cpp
index f133147..87baea2 100644
--- a/Modules/CMakeCXXCompilerId.cpp
+++ b/Modules/CMakeCXXCompilerId.cpp
@@ -1,3 +1,6 @@
+/* This source file must have a .cpp extension so that all C++ compilers
+   recognize the extension without flags.  Borland does not know .cxx for
+   example.  */
 #ifndef __cplusplus
 # error "A C compiler has been selected for C++."
 #endif
-- 
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