Use '//' style comments.

Author: lhames

orc-rt/include/orc-rt-c/orc-rt.h

@@ -1,15 +1,14 @@
-/*===- orc-rt-c/orc-rt.h - Placeholder header for orc-rt ----------*- C -*-===*\
-|*                                                                            *|
-|* 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                    *|
-|*                                                                            *|
-|*===----------------------------------------------------------------------===*|
-|*                                                                            *|
-|* Placeholder header for initial orc-rt checkin                              *|
-|*                                                                            *|
-\*===----------------------------------------------------------------------===*/
+//===- orc-rt-c/orc-rt.h - Placeholder header for orc-rt ----------*- C -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+//
+// Placeholder header for initial orc-rt checkin.
+//
+//===----------------------------------------------------------------------===//
 
 #ifndef ORC_RT_C_ORC_RT_H
 #define ORC_RT_C_ORC_RT_H
@@ -21,7 +20,7 @@ extern "C" {
 void orc_rt(void);
 
 #ifdef __cplusplus
-} /* extern "C" */
+} // extern "C"
 #endif
 
-#endif /* ORC_RT_C_ORC_RT_H */
+#endif // ORC_RT_C_ORC_RT_H