id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	branch_state	votes
3434	[patch] fix cflags check when using clang compiler	and		"fix cflags check when using clang compiler

with clang invalid cflags usage result in exit 0, we expect exit 1

$ clang -c -Wmaybe-uninitialized conftest.c ; echo $?
warning: unknown warning option '-Wmaybe-uninitialized'; did you mean '-Wuninitialized'? [-Wunknown-warning-option]
1 warning generated.
0

solution with -Werror on cflags check

$ clang -c -Werror -Wmaybe-uninitialized conftest.c ; echo $?
error: unknown warning option '-Wmaybe-uninitialized'; did you mean '-Wuninitialized'? [-Werror,-Wunknown-warning-option]
1

(tested with clang 3.6)

Signed-off-by: Andreas Mohr <and@gmx.li>"	defect	closed	minor	4.8.15	mc-core	master	fixed					no branch	committed-master