add -DBUG_ON -DWARN_ON to enable/disable bug_on()/warn_on()

Makefile

@@ -51,12 +51,15 @@ CPPFLAGS  := -I $(INCDIR)
 CPPFLAGS  += -DDEBUG_DEBUG                                  # activate logs funcs
 CPPFLAGS  += -DDEBUG_POOL                                   # mem pools
 
+CPPFLAGS  += -DBUG_ON					    # bug_on in bug.h
+CPPFLAGS  += -DWARN_ON					    # warn_on in bug.h
+
 # remove extraneous spaces (due to spaces before comments)
 CPPFLAGS  := $(strip $(CPPFLAGS))
 
 ##################################### compiler flags
 CFLAGS    := -std=gnu11
-CFLAGS    += -O2
+CFLAGS    += -O3
 CFLAGS    += -g
 CFLAGS    += -Wall
 CFLAGS    += -Wextra
@@ -248,7 +251,7 @@ cleanccls:
 # maybe run cleanobj cleanlibobj in commands ?
 $(CCLSCMDS): cleanobj $(SRC) | $(CCLSROOT)
 	@echo "Generating ccls compile commands file ($@)."
-	@$(BEAR) -- make test
+	@$(BEAR) -- $(MAKE) test
 
 ##################################### valgrind (mem check)
 .PHONY: memcheck

include/bug.h

@@ -16,10 +16,12 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <stdbool.h>
 #include <stdarg.h>
 
 #include "likely.h"
 
+#ifdef BUG_ON
 #define bug_on(expr) do {                                                      \
         if (unlikely(expr)) {                                                  \
             fprintf(stderr,                                                    \
@@ -28,7 +30,11 @@
             abort();                                                           \
         }                                                                      \
     } while (0)
+#else
+#define bug_on(expr) ({ 0; })
+#endif
 
+#ifdef WARN_ON
 #define warn_on(expr) ({                                                       \
         int _ret = !!(expr);                                                   \
         if (unlikely(_ret))                                                    \
@@ -37,7 +43,9 @@
                     __func__, __FILE__,__LINE__);                              \
          unlikely(_ret);                                                       \
     })
-
+#else
+#define warn_on(expr) ({ 0; })
+#endif
 #define warn(expr, args...) ({                                                 \
         int _ret = !!(expr);                                                   \
         if (unlikely(_ret))                                                    \