Doxygenize the documentation comments

src/IceCompiler.cpp

Index: src/IceCompiler.cpp
diff --git a/src/IceCompiler.cpp b/src/IceCompiler.cpp
index 7764b71dfeca941054c7a6b7ba2f89ee2dd3bacf..59f18d26bf0d0ec27198b9c9a057a00a634d3172 100644
--- a/src/IceCompiler.cpp
+++ b/src/IceCompiler.cpp
@@ -6,13 +6,14 @@
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
-//
-// This file defines a driver for translating PNaCl bitcode into native code.
-// It can either directly parse the binary bitcode file, or use LLVM routines to
-// parse a textual bitcode file into LLVM IR and then convert LLVM IR into ICE.
-// In either case, the high-level ICE is then compiled down to native code, as
-// either an ELF object file or a textual asm file.
-//
+///
+/// \file
+/// This file defines a driver for translating PNaCl bitcode into native code.
+/// It can either directly parse the binary bitcode file, or use LLVM routines
+/// to parse a textual bitcode file into LLVM IR and then convert LLVM IR into
+/// ICE. In either case, the high-level ICE is then compiled down to native
+/// code, as either an ELF object file or a textual asm file.
+///
 //===----------------------------------------------------------------------===//
 
 #include "IceCompiler.h"