Documentation cleanup:
* Escape < characters in Doxygen comments as needed;
* Add \code...\endcode around code examples;
* Remove an incorrect use of Doxygen's \arg command.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@158859 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed