-Wno-c++98-compat-pedantic -Wno-padded -Wno-missing-prototypes \
-Wmissing-declarations -Wno-weak-vtables -Wno-global-constructors \
-Wno-exit-time-destructors -pedantic -Wall -Wextra -Weffc++
-OPTFLAGS = -O0 -fno-omit-frame-pointer #-fsanitize=address ,thread,undefined -fsanitize-memory-track-origins
+OPTFLAGS = -O3 -fno-omit-frame-pointer #-fsanitize=address ,thread,undefined -fsanitize-memory-track-origins
STDLIB = -stdlib=libc++
#STDLIB =
CXX = clang++-mp-3.4