nnesse/minwin-gcc-5-2: A patched gcc 5.2 enabling a new 'minwin' target that does not link to the Microsoft C library.

Niels Nesse eb72d50f44 Import gcc 5.2.0 from tarball		9 éve
..
constraints.md	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
mcore-elf.h	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
mcore-protos.h	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
mcore.c	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
mcore.h	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
mcore.md	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
mcore.opt	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
predicates.md	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
t-mcore	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve