build native-gcc using untared dependancies within gcc source tree * src/native-gcc.mk: untar gmp, mpc, mpfr, cloog and isl into the gcc source tree before configure and build, set sysroot. * src/native-binutils.mk: set sysroot path. * src/mingw-w64-1-math-h.patch, mingw-w64-2-float-h.patch: New files.

^settings.mk
^usr/
^log/
^pkg/
^installed-packages/
^wip/
^tmp-.*/

^autom4te.cache/
^configure
^config.status
^config.log
^Makefile
^cmake-toolchain-file.stamp

^cross-tools/
^gnuplot/
^octave/
^tools/set_mxe_env.sh