diff options
Diffstat (limited to 'configure.ml')
| -rw-r--r-- | configure.ml | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/configure.ml b/configure.ml index 7e0d68eb8..47721f778 100644 --- a/configure.ml +++ b/configure.ml @@ -332,11 +332,11 @@ let args_options = Arg.align [ "-makecmd", Arg.Set_string Prefs.makecmd, "<command> Name of GNU Make command"; "-native-compiler", arg_bool Prefs.nativecompiler, - " (yes|no) Compilation to native code for conversion and normalization"; + "(yes|no) Compilation to native code for conversion and normalization"; "-coqwebsite", Arg.Set_string Prefs.coqwebsite, " URL of the coq website"; - "-force-caml-version", arg_bool Prefs.force_caml_version, - " Force OCaml version"; + "-force-caml-version", Arg.Set Prefs.force_caml_version, + "Force OCaml version"; ] let parse_args () = @@ -488,7 +488,12 @@ let caml_version_nums = let check_caml_version () = if caml_version_nums >= [3;12;1] then - printf "You have OCaml %s. Good!\n" caml_version + if caml_version_nums = [4;2;0] && not !Prefs.force_caml_version then + die ("Your version of OCaml is 4.02.0 which suffers from a bug inducing\n" ^ + "very slow compilation times. If you still want to use it, use \n" ^ + "option -force-caml-version.\n") + else + printf "You have OCaml %s. Good!\n" caml_version else let () = printf "Your version of OCaml is %s.\n" caml_version in if !Prefs.force_caml_version then |