Remove const in return type of operator=.
Created by: adah1972
This is done where it is safe. It does not fully include the original patch that makes Mat::fixed Assignable and Semiregular, as it can break some valid code in GCC.
Created by: adah1972
This is done where it is safe. It does not fully include the original patch that makes Mat::fixed Assignable and Semiregular, as it can break some valid code in GCC.