Don't remove - and = characters, since it would lead to ambiguous flags.
Don't remove - and = characters, since it would lead to ambiguous flags.

For example, -ftemplate-depth=50 and -ftemplate-depth-50 would get
the same cache entry, leading to problems when checking for both.

iwegner/MITK,nocnokneo/MITK,danielknorr/MITK,fmilano/mitk,lsanzdiaz/MITK-BiiG,iwegner/MITK,fmilano/mitk,danielknorr/MITK,lsanzdiaz/MITK-BiiG,rfloca/MITK,rfloca/MITK,nocnokneo/MITK,rfloca/MITK,NifTK/MITK,MITK/MITK,RabadanLab/MITKats,fmilano/mitk,iwegner/MITK,NifTK/MITK,iwegner/MITK,rfloca/MITK,danielknorr/MITK,lsanzdiaz/MITK-BiiG,NifTK/MITK,danielknorr/MITK,RabadanLab/MITKats,RabadanLab/MITKats,NifTK/MITK,fmilano/mitk,RabadanLab/MITKats,rfloca/MITK,nocnokneo/MITK,lsanzdiaz/MITK-BiiG,nocnokneo/MITK,iwegner/MITK,MITK/MITK,RabadanLab/MITKats,lsanzdiaz/MITK-BiiG,lsanzdiaz/MITK-BiiG,danielknorr/MITK,NifTK/MITK,nocnokneo/MITK,danielknorr/MITK,rfloca/MITK,rfloca/MITK,iwegner/MITK,MITK/MITK,fmilano/mitk,nocnokneo/MITK,lsanzdiaz/MITK-BiiG,lsanzdiaz/MITK-BiiG,danielknorr/MITK,fmilano/mitk,MITK/MITK,MITK/MITK,MITK/MITK,RabadanLab/MITKats,nocnokneo/MITK,fmilano/mitk,NifTK/MITK