Andreas Schwab dixit: >It's automatic, ccache keeps a checksum. A checksum over what? cpp output, yes. GCC version, no. At least last time I looked. bye, //mirabilos -- "Using Lynx is like wearing a really good pair of shades: cuts out the glare and harmful UV (ultra-vanity), and you feel so-o-o COOL." -- Henry Nelson, March 1999