[driver] Add a warning for when -mcpu= is specified without an argument.  There
are likely many other OPT_xxxx_EQ options that could/should be added here.
rdar://10704648



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@151174 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed