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-rw-r--r--lib/envars.ml1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/envars.ml b/lib/envars.ml
index 0f4670688b..af8e45b137 100644
--- a/lib/envars.ml
+++ b/lib/envars.ml
@@ -178,6 +178,7 @@ let print_config ?(prefix_var_name="") f coq_src_subdirs =
fprintf f "%sDOCDIR=%s/\n" prefix_var_name (docdir ());
fprintf f "%sOCAMLFIND=%s\n" prefix_var_name (ocamlfind ());
fprintf f "%sCAMLFLAGS=%s\n" prefix_var_name Coq_config.caml_flags;
+ fprintf f "%sWARN=%s\n" prefix_var_name "-warn-error +a-3";
fprintf f "%sHASNATDYNLINK=%s\n" prefix_var_name
(if Coq_config.has_natdynlink then "true" else "false");
fprintf f "%sCOQ_SRC_SUBDIRS=%s\n" prefix_var_name (String.concat " " coq_src_subdirs)