several details
diff --git a/makefile b/makefile
index 9367ffd..1263f7f 100644
--- a/makefile
+++ b/makefile
@@ -6,7 +6,6 @@
# Warnings valid for both C and C++
CWARNSCPP= \
- # -pedantic \ /* warns if we use jump tables */
-Wextra \
-Wshadow \
-Wsign-compare \
@@ -15,9 +14,11 @@
-Wredundant-decls \
-Wdisabled-optimization \
-Wdouble-promotion \
- -Wstrict-aliasing=3 # not accepted by clang \
- -Wno-aggressive-loop-optimizations # not accepted by clang \
- -Wlogical-op # not accepted by clang \
+ -Wstrict-aliasing=3 \
+ -Wno-aggressive-loop-optimizations \
+ -Wlogical-op \
+ -Werror \
+ # -pedantic # warns if we use jump tables \
# the next warnings generate too much noise, so they are disabled
# -Wconversion -Wno-sign-conversion \
# -Wsign-conversion \
@@ -41,14 +42,12 @@
# -g -DLUA_USER_H='"ltests.h"'
# -pg -malign-double
# -DLUA_USE_CTYPE -DLUA_USE_APICHECK
-# (in clang, '-ftrapv' for runtime checks of integer overflows)
+# ('-ftrapv' for runtime checks of integer overflows)
# -fsanitize=undefined -ftrapv -fno-inline
TESTS= -DLUA_USER_H='"ltests.h"' -O0
-# -mtune=native -fomit-frame-pointer
-# -fno-stack-protector
-# -DLUA_NILINTABLE
-LOCAL = $(TESTS) $(CWARNS) -g -DEXTERNMEMCHECK
+
+# LOCAL = $(TESTS) $(CWARNS) -g
@@ -59,8 +58,8 @@
CC= gcc
-CFLAGS= -Wall -O2 $(MYCFLAGS) -Wfatal-errors
-AR= ar rcu
+CFLAGS= -Wall -O2 $(MYCFLAGS) -Wfatal-errors -fno-stack-protector -fno-common
+AR= ar rc
RANLIB= ranlib
RM= rm -f