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Make another clang warning, -Wempty-body, non-fatal during kernel

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builds.  All the instances of this warning in our tree are completely
harmless.  (Most of the empty bodies look to be used simply as reminder
for the developer to add something later.)

While here, assign to CWARNEXTRA with ?=, so it can be overridden
easily, if needed.

MFC after:	1 week
This commit is contained in:
Dimitry Andric 2011-12-24 13:30:15 +00:00
parent 5dc8e009ab
commit 7afac0fdc8
1 changed files with 1 additions and 1 deletions
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sys/conf/kern.mk
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@ -23,7 +23,7 @@ NO_WSHIFT_COUNT_OVERFLOW= -Wno-shift-count-overflow
# Several other warnings which might be useful in some cases, but not severe
# enough to error out the whole kernel build. Display them anyway, so there is
# some incentive to fix them eventually.
CWARNEXTRA+= -Wno-error-tautological-compare
CWARNEXTRA?= -Wno-error-tautological-compare -Wno-error-empty-body
.endif
#