[driver] Create a new L_Group for language options and add the -std= option to
said group.  Also classify the group as a CompileOnly_Group so that this option
does not cause an unused argument warning when used with a link command.
rdar://11153013


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@153763 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed