PR#6361 continued: don't count 1 for Forward_tag, because in this case a GC can change the hash value.  Instead, avoid looping on Forward_tag cycles by another mean.


git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14850 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
ci-build: fix wrong variable name

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14851 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
change version number after branching 4.02

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14853 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
merge github.com/ocaml/ocaml/pull/56.diff, from Anil, part 1: fix support for PowerPC/BSD backtraces

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14854 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
apply patch for PR#6420: Bad error message for non-exhaustive matching on extensible types

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14859 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
install the dev version of utop in travis


git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14865 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02