Re: [Caml-list] Error when compiling 4.02.2 in centos

["Richard W.M. Jones" <rich@annexia.org>]

On Tue, Jun 23, 2015 at 02:30:56PM +0200, Leonardo Laguna Ruiz wrote:
> Hi,
> 
> I'm trying to compile ocaml 4.02.2 in a computer with centos 6.6 using opam
> but I get the following error message:
> 
> 
> ../boot/ocamlrun ../boot/ocamlc -nostdlib -I ../boot -c -strict-sequence -w
> +27+32..39 -warn-error A -safe-string -I ../utils -I ../parsing -I ../typing
> -I ../bytecomp -I ../asmcomp -I ../driver -I ../toplevel objinfo.ml
> ../boot/ocamlrun ../boot/ocamlc -nostdlib -I ../boot -o objinfo
> ../compilerlibs/ocamlcommon.cma ../compilerlibs/ocamlbytecomp.cma
> ../asmcomp/printclambda.cmo objinfo.cmo
> ../boot/ocamlrun ../boot/ocamlc -nostdlib -I ../boot -c -strict-sequence -w
> +27+32..39 -warn-error A -safe-string -I ../utils -I ../parsing -I ../typing
> -I ../bytecomp -I ../asmcomp -I ../driver -I ../toplevel
> ../utils/warnings.ml
> File "../utils/warnings.ml", line 219, characters 6-7:
> Warning 27: unused variable c.
> File "../utils/warnings.ml", line 363, characters 20-25:
> Warning 27: unused variable slist.
> File "../utils/warnings.ml", line 1:
> *Error: Some fatal warnings were triggered (2 occurrences)*

Somehow you're using -warn-error A.  Maybe opam added that?

In any case I believe that the OCaml developers warn against turning
every warning into an error, although I cannot find where I read that.

Rich.

-- 
Richard Jones
Red Hat