OCaml 4.10.1 released

Ecosystem
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Following closely the release of OCaml 4.11.0, we have the pleasure of celebrating the birthday of Augustin-Louis Cauchy by announcing the release of OCaml version 4.10.1.

This release is a collection of safe bug fixes, cherry-picked from the 4.11.0 development
cycle. If you were using OCaml 4.10.0 and cannot yet upgrade to 4.11.0, this is the release for you.

OCaml 4.10.1 (20 August 2020)

Runtime system:

  • #9344, #9368: Disable exception backtraces in bytecode programs
    built with “-output-complete-exe”. At the moment, such programs do
    not embed debug information and exception backtraces where causing
    them to crash.
    (Jérémie Dimino, review by Nicolás Ojeda Bär)

Build system:

  • #9531: fix support for the BFD library on FreeBSD
    (Hannes Mehnert, review by Gabriel Scherer and David Allsopp)

Bug fixes:

  • #9068, #9437: ocamlopt -output-complete-obj failure on FreeBSD 12
    (Xavier Leroy, report by Hannes Mehnert, review by Sébastien Hinderer)

  • #9165, #9840: Add missing -function-sections flag in Makefiles.
    (Greta Yorsh, review by David Allsopp)

  • #9495: fix a bug where bytecode binaries compiled with -output-complete-exe
    would not execute at_exit hooks at program termination (in particular,
    output channels would not be flushed).
    (Nicolás Ojeda Bär, review by David Allsopp)

  • #9714, #9724: Use the C++ alignas keyword when compiling in C++ in MSVC.
    Fixes a bug with MSVC C++ 2015 onwards.
    (Antonin Décimo, review by David Allsopp and Xavier Leroy)

  • #9736, #9749: Compaction must start in a heap where all free blocks are
    blue, which was not the case with the best-fit allocator.
    (Damien Doligez, report and review by Leo White)

Tools:

  • #9552: restore ocamloptp build and installation
    (Florian Angeletti, review by David Allsopp and Xavier Leroy)
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