[driver] Add follow up comment for r139551 to ensure the unused option is not

removed in the future.
rdar://10110352 and PR10908

llvm-svn: 139602
This commit is contained in:
Chad Rosier 2011-09-13 16:46:01 +00:00
parent 4c1f1e35f5
commit dc2b8269d6
1 changed files with 2 additions and 0 deletions

View File

@ -134,6 +134,8 @@ def ccc_ : Joined<"-ccc-">, Group<ccc_Group>, Flags<[Unsupported]>;
def _HASH_HASH_HASH : Flag<"-###">, Flags<[DriverOption]>,
HelpText<"Print the commands to run for this compilation">;
// The '--' option is here for the sake of compatibility with gcc, but is
// being ignored by the driver.
def _DASH_DASH : Flag<"--">, Flags<[DriverOption]>;
def A : JoinedOrSeparate<"-A">;
def B : JoinedOrSeparate<"-B">;