The case is: define a VOID* pcd in DEC file, eg: Value is {0x1}. then override this PCD on DSC component section, eg: Value is {0x1, 0x2, 0x3}, the max size of this PCD is calculate wrong which cause build error. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Yonghong Zhu <yonghong.zhu@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>