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 anni fa
..
example_unix_test.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
export_test.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
match.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
match_test.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
path.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
path_plan9.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
path_test.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
path_unix.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
path_windows.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
symlink.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
symlink_unix.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa
symlink_windows.go	eb72d50f44 Import gcc 5.2.0 from tarball	9 anni fa