Yingke Liu 1ba5124ed0 BaseTools: Fixed Build Option override bugs.
if '==' is specified, it overrides all options that specified by '='; if no '==' is specified, all options that match current build criteria are combined.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Yingke Liu <yingke.d.liu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17665 6f19259b-4bc3-4df7-8a09-765794883524
2015-06-19 01:43:45 +00:00
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