nits

GNUmakefile

@@ -91,9 +91,8 @@ ifneq "$(SYS)" "Darwin"
   #ifeq "$(HAVE_MARCHNATIVE)" "1"
   #  SPECIAL_PERFORMANCE += -march=native
   #endif
- # OS X does not like _FORTIFY_SOURCE=2
  ifndef DEBUG
-   CFLAGS_OPT += -D_FORTIFY_SOURCE=2
+   CFLAGS_OPT += -D_FORTIFY_SOURCE=1
  endif
 else
   # On some odd MacOS system configurations, the Xcode sdk path is not set correctly

GNUmakefile.gcc_plugin

@@ -28,14 +28,14 @@ MAN_PATH    ?= $(PREFIX)/share/man/man8
 
 VERSION     = $(shell grep '^$(HASH)define VERSION ' ./config.h | cut -d '"' -f2)
 
-CFLAGS          ?= -O3 -g -funroll-loops -D_FORTIFY_SOURCE=2
+CFLAGS          ?= -O3 -g -funroll-loops -D_FORTIFY_SOURCE=1
 CFLAGS_SAFE     := -Wall -Iinclude -Wno-pointer-sign \
                    -DAFL_PATH=\"$(HELPER_PATH)\" -DBIN_PATH=\"$(BIN_PATH)\" \
                    -DGCC_VERSION=\"$(GCCVER)\" -DGCC_BINDIR=\"$(GCCBINDIR)\" \
                    -Wno-unused-function
 override CFLAGS += $(CFLAGS_SAFE)
 
-CXXFLAGS    ?= -O3 -g -funroll-loops -D_FORTIFY_SOURCE=2
+CXXFLAGS    ?= -O3 -g -funroll-loops -D_FORTIFY_SOURCE=1
 CXXEFLAGS   := $(CXXFLAGS) -Wall -std=c++11
 
 CC          ?= gcc

GNUmakefile.llvm

@@ -254,7 +254,7 @@ else
         AFL_CLANG_DEBUG_PREFIX =
 endif
 
-CFLAGS          ?= -O3 -funroll-loops -fPIC -D_FORTIFY_SOURCE=2
+CFLAGS          ?= -O3 -funroll-loops -fPIC -D_FORTIFY_SOURCE=1
 CFLAGS_SAFE     := -Wall -g -Wno-cast-qual -Wno-variadic-macros -Wno-pointer-sign \
                    -I ./include/ -I ./instrumentation/ \
                    -DAFL_PATH=\"$(HELPER_PATH)\" -DBIN_PATH=\"$(BIN_PATH)\" \
@@ -274,7 +274,7 @@ ifdef AFL_TRACE_PC
   $(info Compile option AFL_TRACE_PC is deprecated, just set AFL_LLVM_INSTRUMENT=PCGUARD to activate when compiling targets )
 endif
 
-CXXFLAGS          ?= -O3 -funroll-loops -fPIC -D_FORTIFY_SOURCE=2
+CXXFLAGS          ?= -O3 -funroll-loops -fPIC -D_FORTIFY_SOURCE=1
 override CXXFLAGS += -Wall -g -I ./include/ \
                      -DVERSION=\"$(VERSION)\" -Wno-variadic-macros \
                      -DLLVM_MINOR=$(LLVM_MINOR) -DLLVM_MAJOR=$(LLVM_MAJOR)

TODO.md

@@ -2,7 +2,8 @@
 
 ## Should
 
- - better documentation for custom mutators
+ - support afl_custom_{send,post_process}, persistent and deferred fork
+   server in afl-showmap
  - better autodetection of shifting runtime timeout values
  - Update afl->pending_not_fuzzed for MOpt
  - afl-plot to support multiple plot_data