Dean Michael Berris f454301b56 [XRay][tools] Handle "no subcommand" case for llvm-xray
Summary:
Currently the llvm-xray commandline tool fails to handle the case for
when no subcommand is provided in a graceful manner. This fixes that to
print the help message explaining the subcommands and the available
options.

Reviewers: pcc, pelikan

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D31409

llvm-svn: 298975
2017-03-29 04:55:45 +00:00
..
2017-01-28 02:02:38 +00:00
2017-03-13 21:46:14 +00:00
2016-11-29 21:54:33 +00:00