cc-option: also detect unsupported warnings options
authorJeroen Hofstee <[email protected]>
Wed, 30 Jul 2014 19:54:51 +0000 (21:54 +0200)
committerAlbert ARIBAUD <[email protected]>
Tue, 9 Sep 2014 11:51:00 +0000 (13:51 +0200)
commit1401d87b444bf114528e997db552d22142918d33
tree70fa62638dc0dd292fa6773b39e35a1cebeba67c
parentf0c3a6c4ad09210d5d4aeafe87685ee75e5683d6
cc-option: also detect unsupported warnings options

By default clang will echo a warning if a warning option is
unknown. Turning warnings into errors when polling for options
also catches such cases and prevents passing arguments to the
compiler which cause warnings.

cc: Masahiro Yamada <[email protected]>
cc: Tom Rini <[email protected]>
Signed-off-by: Jeroen Hofstee <[email protected]>
scripts/Kbuild.include