message: Default address sanitizer to off when building release
diff: NAME = gpuvis
  -# TODO: default ASAN to 0 when building release builds?
  +CFG ?= release
  # Use gcc-6 / gcc-5 if it exists and CC is the default cc
  ifeq ($(CC),cc)
  ifneq ("$(wildcard /usr/bin/gcc-6)","")
  + ifeq ($(CFG), debug)
  ASAN ?= 1
  + endif
  CC = gcc-6
  CXX = g++-6
  WSHADOW = -Wshadow
  else ifneq ("$(wildcard /usr/bin/gcc-5)","")
  + ifeq ($(CFG), debug)
  ASAN ?= 1
  + endif
  CC = gcc-5
  CXX = g++-5
  WSHADOW = -Wshadow
  @@ -36,7 +40,6 @@ LD = $(CC)
  RM = rm -f
  MKDIR = mkdir -p
  VERBOSE ?= 0
  -CFG ?= release
  SDL2FLAGS=$(shell sdl2-config --cflags)
  SDL2LIBS=$(shell sdl2-config --static-libs)
  