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-rw-r--r--Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index d04758c..2349caa 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,8 @@
PROJECT = cowboy
RANCH_VSN = 0.6.1
-ERLC_OPTS = -Werror +debug_info +warn_export_all # +bin_opt_info +warn_missing_spec
+ERLC_OPTS = -Werror +debug_info +warn_export_all +warn_export_vars \
+ +warn_shadow_vars +warn_obsolete_guard # +bin_opt_info +warn_missing_spec
DEPS_DIR ?= $(CURDIR)/deps
export DEPS_DIR