├── dune-project
├── .gitignore
├── dune-break-opam2.opam
└── README.md


/dune-project:
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1 | (lang dune 1.0)
2 | 


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/.gitignore:
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1 | /_build/
2 | /_opam/
3 | 


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/dune-break-opam2.opam:
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1 | opam-version: "1.2"
2 | build: [["dune" "build" "-p" name "-j" jobs]]
3 | depends: [
4 |   "dune" {build}
5 |   "msgpck" {>= "1.4" & < "2.0"}
6 | ]
7 | 
8 | 


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/README.md:
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 1 | ```sh
 2 | opam switch create ./ ocaml-base-compiler.4.06.1
 3 | # will fail to build msgpck.
 4 | rm dune-project
 5 | opam reinstall msgpck
 6 | # now it works
 7 | git checkout -- dune-project
 8 | # now it fails again?
 9 | ```
10 | 


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