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AFLplusplus/llvm_mode/GNUmakefile
van Hauser 80ddb484de added InsTrimLTO :-)
2020-05-06 11:51:28 +02:00

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# american fuzzy lop++ - LLVM instrumentation
# -----------------------------------------
#
# Written by Laszlo Szekeres <lszekeres@google.com> and
# Michal Zalewski
#
# LLVM integration design comes from Laszlo Szekeres.
#
# Copyright 2015, 2016 Google Inc. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# For Heiko:
#TEST_MMAP=1
HASH=\#
PREFIX ?= /usr/local
HELPER_PATH ?= $(PREFIX)/lib/afl
BIN_PATH ?= $(PREFIX)/bin
DOC_PATH ?= $(PREFIX)/share/doc/afl
MISC_PATH ?= $(PREFIX)/share/afl
MAN_PATH ?= $(PREFIX)/man/man8
VERSION = $(shell grep '^$(HASH)define VERSION ' ../config.h | cut -d '"' -f2)
ifeq "$(shell uname)" "OpenBSD"
LLVM_CONFIG ?= $(BIN_PATH)/llvm-config
HAS_OPT = $(shell test -x $(BIN_PATH)/opt && echo 0 || echo 1)
ifeq "$(HAS_OPT)" "1"
$(error llvm_mode needs a complete llvm installation (versions 3.8.0 up to 11) -> e.g. "pkg_add llvm-7.0.1p9")
endif
else
LLVM_CONFIG ?= llvm-config
endif
LLVMVER = $(shell $(LLVM_CONFIG) --version 2>/dev/null | sed 's/git//' )
LLVM_UNSUPPORTED = $(shell $(LLVM_CONFIG) --version 2>/dev/null | egrep -q '^3\.[0-7]|^1[2-9]' && echo 1 || echo 0 )
LLVM_NEW_API = $(shell $(LLVM_CONFIG) --version 2>/dev/null | egrep -q '^1[0-9]' && echo 1 || echo 0 )
LLVM_MAJOR = $(shell $(LLVM_CONFIG) --version 2>/dev/null | sed 's/\..*//')
LLVM_BINDIR = $(shell $(LLVM_CONFIG) --bindir 2>/dev/null)
LLVM_STDCXX = gnu++11
LLVM_APPLE = $(shell clang -v 2>&1 | grep -iq apple && echo 1 || echo 0)
LLVM_LTO = 0
ifeq "$(LLVMVER)" ""
$(warning [!] llvm_mode needs llvm-config, which was not found)
endif
ifeq "$(LLVM_UNSUPPORTED)" "1"
$(warning llvm_mode only supports llvm versions 3.8.0 up to 11)
endif
ifeq "$(LLVM_MAJOR)" "9"
$(info [+] llvm_mode detected llvm 9, enabling neverZero implementation)
endif
ifeq "$(LLVM_NEW_API)" "1"
$(info [+] llvm_mode detected llvm 10+, enabling neverZero implementation and c++14)
LLVM_STDCXX = c++14
endif
ifeq "$(LLVM_MAJOR)" "11"
$(info [+] llvm_mode detected llvm 11, enabling afl-clang-lto LTO implementation)
LLVM_LTO = 1
TEST_MMAP = 1
endif
ifeq "$(LLVM_LTO)" "0"
$(info [+] llvm_mode detected llvm < 11, afl-clang-lto LTO will not be build.)
endif
ifeq "$(LLVM_APPLE)" "1"
$(warning llvm_mode will not compile with Xcode clang...)
endif
# We were using llvm-config --bindir to get the location of clang, but
# this seems to be busted on some distros, so using the one in $PATH is
# probably better.
CC = $(LLVM_BINDIR)/clang
CXX = $(LLVM_BINDIR)/clang++
# llvm-config --bindir may not providing a valid path, so ...
ifeq "$(shell test -e $(CC) || echo 1 )" "1"
# however we must ensure that this is not a "CC=gcc make"
ifeq "$(shell command -v $(CC) 2> /dev/null)" ""
# we do not have a valid CC variable so we try alternatives
ifeq "$(shell test -e '$(BIN_DIR)/clang' && echo 1)" "1"
# we found one in the local install directory, lets use these
CC = $(BIN_DIR)/clang
else
# hope for the best
$(warning we have trouble finding clang - llvm-config is not helping us)
CC = clang
endif
endif
endif
# llvm-config --bindir may not providing a valid path, so ...
ifeq "$(shell test -e $(CXX) || echo 1 )" "1"
# however we must ensure that this is not a "CC=gcc make"
ifeq "$(shell command -v $(CXX) 2> /dev/null)" ""
# we do not have a valid CC variable so we try alternatives
ifeq "$(shell test -e '$(BIN_DIR)/clang++' && echo 1)" "1"
# we found one in the local install directory, lets use these
CXX = $(BIN_DIR)/clang++
else
# hope for the best
$(warning we have trouble finding clang++ - llvm-config is not helping us)
CXX = clang++
endif
endif
endif
# sanity check.
# Are versions of clang --version and llvm-config --version equal?
CLANGVER = $(shell $(CC) --version | sed -E -ne '/^.*version\ (1?[0-9]\.[0-9]\.[0-9]).*/s//\1/p')
# I disable this because it does not make sense with what we did before (marc)
# We did exactly set these 26 lines above with these values, and it would break
# "CC=gcc make" etc. usages
ifeq "$(findstring clang, $(shell $(CC) --version 2>/dev/null))" ""
CC_SAVE := $(LLVM_BINDIR)/clang
else
CC_SAVE := $(CC)
endif
ifeq "$(findstring clang, $(shell $(CXX) --version 2>/dev/null))" ""
CXX_SAVE := $(LLVM_BINDIR)/clang++
else
CXX_SAVE := $(CXX)
endif
CLANG_BIN := $(CC_SAVE)
CLANGPP_BIN := $(CXX_SAVE)
ifeq "$(CC_SAVE)" "$(LLVM_BINDIR)/clang"
USE_BINDIR = 1
else
ifeq "$(CXX_SAVE)" "$(LLVM_BINDIR)/clang++"
USE_BINDIR = 1
else
USE_BINDIR = 0
endif
endif
# On old platform we cannot compile with clang because std++ libraries are too
# old. For these we need to use gcc/g++, so if we find REAL_CC and REAL_CXX
# variable we override the compiler variables here
ifneq "$(REAL_CC)" ""
CC = $(REAL_CC)
endif
ifneq "$(REAL_CXX)" ""
CXX = $(REAL_CXX)
endif
# After we set CC/CXX we can start makefile magic tests
ifeq "$(shell echo 'int main() {return 0; }' | $(CC) -x c - -march=native -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
CFLAGS_OPT = -march=native
endif
ifeq "$(shell echo 'int main() {return 0; }' | $(CLANG_BIN) -x c - -flto=full -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
AFL_CLANG_FLTO ?= -flto=full
else
ifeq "$(shell echo 'int main() {return 0; }' | $(CLANG_BIN) -x c - -flto=thin -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
AFL_CLANG_FLTO ?= -flto=thin
else
ifeq "$(shell echo 'int main() {return 0; }' | $(CLANG_BIN) -x c - -flto -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
AFL_CLANG_FLTO ?= -flto
endif
endif
endif
ifeq "$(LLVM_LTO)" "1"
ifneq "$(AFL_CLANG_FLTO)" ""
ifeq "$(AFL_REAL_LD)" ""
ifneq "$(shell readlink $(LLVM_BINDIR)/ld.lld 2>&1)" ""
AFL_REAL_LD = $(LLVM_BINDIR)/ld.lld
else
$(warn ld.lld not found, can not enable LTO mode)
LLVM_LTO = 0
endif
endif
endif
endif
AFL_CLANG_FUSELD=
ifneq "$(AFL_CLANG_FLTO)" ""
ifeq "$(shell echo 'int main() {return 0; }' | $(CLANG_BIN) -x c - -fuse-ld=`command -v ld` -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
AFL_CLANG_FUSELD=1
endif
endif
CFLAGS ?= -O3 -funroll-loops -D_FORTIFY_SOURCE=2
override CFLAGS += -Wall \
-g -Wno-pointer-sign -I ../include/ \
-DAFL_PATH=\"$(HELPER_PATH)\" -DBIN_PATH=\"$(BIN_PATH)\" \
-DLLVM_BINDIR=\"$(LLVM_BINDIR)\" -DVERSION=\"$(VERSION)\" \
-DLLVM_VERSION=\"$(LLVMVER)\" -DAFL_CLANG_FLTO=\"$(AFL_CLANG_FLTO)\" \
-DAFL_REAL_LD=\"$(AFL_REAL_LD)\" -DAFL_CLANG_FUSELD=\"$(AFL_CLANG_FUSELD)\" \
-DCLANG_BIN=\"$(CLANG_BIN)\" -DCLANGPP_BIN=\"$(CLANGPP_BIN)\" -DUSE_BINDIR=$(USE_BINDIR) -Wno-unused-function
ifdef AFL_TRACE_PC
$(info Compile option AFL_TRACE_PC is deprecated, just set AFL_LLVM_INSTRUMENT=PCGUARD to activate when compiling targets )
endif
CXXFLAGS ?= -O3 -funroll-loops -D_FORTIFY_SOURCE=2
override CXXFLAGS += -Wall -g -I ../include/ \
-DVERSION=\"$(VERSION)\" -Wno-variadic-macros
CLANG_CFL = `$(LLVM_CONFIG) --cxxflags` -Wl,-znodelete -fno-rtti -fpic $(CXXFLAGS)
CLANG_LFL = `$(LLVM_CONFIG) --ldflags` $(LDFLAGS)
# User teor2345 reports that this is required to make things work on MacOS X.
ifeq "$(shell uname)" "Darwin"
CLANG_LFL += -Wl,-flat_namespace -Wl,-undefined,suppress
endif
ifeq "$(shell uname)" "OpenBSD"
CLANG_LFL += `$(LLVM_CONFIG) --libdir`/libLLVM.so
endif
ifeq "$(shell echo '$(HASH)include <sys/ipc.h>@$(HASH)include <sys/shm.h>@int main() { int _id = shmget(IPC_PRIVATE, 65536, IPC_CREAT | IPC_EXCL | 0600); shmctl(_id, IPC_RMID, 0); return 0;}' | tr @ '\n' | $(CC) -x c - -o .test2 2>/dev/null && echo 1 || echo 0 ; rm -f .test2 )" "1"
SHMAT_OK=1
else
SHMAT_OK=0
CFLAGS+=-DUSEMMAP=1
LDFLAGS += -Wno-deprecated-declarations
endif
ifeq "$(TEST_MMAP)" "1"
SHMAT_OK=0
CFLAGS+=-DUSEMMAP=1
LDFLAGS += -Wno-deprecated-declarations
endif
PROGS = ../afl-clang-fast ../afl-llvm-pass.so ../afl-llvm-lto-whitelist.so ../afl-llvm-lto-instrumentation.so ../afl-llvm-lto-instrim.so ../libLLVMInsTrim.so ../afl-llvm-rt.o ../afl-llvm-rt-32.o ../afl-llvm-rt-64.o ../compare-transform-pass.so ../split-compares-pass.so ../split-switches-pass.so ../cmplog-routines-pass.so ../cmplog-instructions-pass.so
# If prerequisites are not given, warn, do not build anything, and exit with code 0
ifeq "$(LLVMVER)" ""
NO_BUILD = 1
endif
ifneq "$(LLVM_UNSUPPORTED)$(LLVM_APPLE)" "00"
NO_BUILD = 1
endif
ifeq "$(NO_BUILD)" "1"
TARGETS = no_build
else
TARGETS = test_shm test_deps $(PROGS) afl-clang-fast.8 test_build all_done
endif
LLVM_MIN_4_0_1 = $(shell awk 'function tonum(ver, a) {split(ver,a,"."); return a[1]*1000000+a[2]*1000+a[3]} BEGIN { exit tonum(ARGV[1]) >= tonum(ARGV[2]) }' $(LLVMVER) 4.0.1; echo $$?)
all: $(TARGETS)
ifeq "$(SHMAT_OK)" "1"
test_shm:
@echo "[+] shmat seems to be working."
@rm -f .test2
else
test_shm:
@echo "[-] shmat seems not to be working, switching to mmap implementation"
endif
no_build:
@printf "%b\\n" "\\033[0;31mPrerequisites are not met, skipping build llvm_mode\\033[0m"
test_deps:
@echo "[*] Checking for working 'llvm-config'..."
ifneq "$(LLVM_APPLE)" "1"
@type $(LLVM_CONFIG) >/dev/null 2>&1 || ( echo "[-] Oops, can't find 'llvm-config'. Install clang or set \$$LLVM_CONFIG or \$$PATH beforehand."; echo " (Sometimes, the binary will be named llvm-config-3.5 or something like that.)"; exit 1 )
endif
@echo "[*] Checking for working '$(CC)'..."
@type $(CC) >/dev/null 2>&1 || ( echo "[-] Oops, can't find '$(CC)'. Make sure that it's in your \$$PATH (or set \$$CC and \$$CXX)."; exit 1 )
@echo "[*] Checking for matching versions of '$(CC)' and '$(LLVM_CONFIG)'"
ifneq "$(CLANGVER)" "$(LLVMVER)"
@echo "[!] WARNING: we have llvm-config version $(LLVMVER) and a clang version $(CLANGVER)"
else
@echo "[*] We have llvm-config version $(LLVMVER) with a clang version $(CLANGVER), good."
endif
@echo "[*] Checking for '../afl-showmap'..."
@test -f ../afl-showmap || ( echo "[-] Oops, can't find '../afl-showmap'. Be sure to compile AFL first."; exit 1 )
@echo "[+] All set and ready to build."
afl-common.o: ../src/afl-common.c
$(CC) $(CFLAGS) -c $< -o $@ $(LDFLAGS)
../afl-clang-fast: afl-clang-fast.c afl-common.o | test_deps
$(CC) $(CFLAGS) $< afl-common.o -o $@ $(LDFLAGS) -DCFLAGS_OPT=\"$(CFLAGS_OPT)\"
ln -sf afl-clang-fast ../afl-clang-fast++
ifneq "$(AFL_CLANG_FLTO)" ""
ifeq "$(LLVM_LTO)" "1"
ln -sf afl-clang-fast ../afl-clang-lto
ln -sf afl-clang-fast ../afl-clang-lto++
endif
endif
afl-llvm-common.o: afl-llvm-common.cc afl-llvm-common.h
$(CXX) $(CFLAGS) `$(LLVM_CONFIG) --cxxflags` -fno-rtti -fPIC -std=$(LLVM_STDCXX) -c $< -o $@
../libLLVMInsTrim.so: LLVMInsTrim.so.cc MarkNodes.cc afl-llvm-common.o | test_deps
-$(CXX) $(CLANG_CFL) -DLLVMInsTrim_EXPORTS -fno-rtti -fPIC -std=$(LLVM_STDCXX) -shared $< MarkNodes.cc -o $@ $(CLANG_LFL) afl-llvm-common.o
../afl-llvm-pass.so: afl-llvm-pass.so.cc afl-llvm-common.o | test_deps
ifeq "$(LLVM_MIN_4_0_1)" "0"
$(info [!] N-gram branch coverage instrumentation is not available for llvm version $(LLVMVER))
endif
$(CXX) $(CLANG_CFL) -DLLVMInsTrim_EXPORTS -fno-rtti -fPIC -std=$(LLVM_STDCXX) -shared $< -o $@ $(CLANG_LFL) afl-llvm-common.o
../afl-llvm-lto-whitelist.so: afl-llvm-lto-whitelist.so.cc afl-llvm-common.o
ifeq "$(LLVM_LTO)" "1"
$(CXX) $(CLANG_CFL) -fno-rtti -fPIC -std=$(LLVM_STDCXX) -shared $< -o $@ $(CLANG_LFL) afl-llvm-common.o
endif
../afl-llvm-lto-instrumentation.so: afl-llvm-lto-instrumentation.so.cc afl-llvm-common.o
ifeq "$(LLVM_LTO)" "1"
$(CXX) $(CLANG_CFL) -Wno-writable-strings -fno-rtti -fPIC -std=$(LLVM_STDCXX) -shared $< -o $@ $(CLANG_LFL) afl-llvm-common.o
$(CLANG_BIN) $(CFLAGS) -Wno-unused-result -O0 $(AFL_CLANG_FLTO) -fPIC -c afl-llvm-rt-lto.o.c -o ../afl-llvm-rt-lto.o
@$(CLANG_BIN) $(CFLAGS) -Wno-unused-result -O0 $(AFL_CLANG_FLTO) -m64 -fPIC -c afl-llvm-rt-lto.o.c -o ../afl-llvm-rt-lto-64.o 2>/dev/null; if [ "$$?" = "0" ]; then : ; fi
@$(CLANG_BIN) $(CFLAGS) -Wno-unused-result -O0 $(AFL_CLANG_FLTO) -m32 -fPIC -c afl-llvm-rt-lto.o.c -o ../afl-llvm-rt-lto-32.o 2>/dev/null; if [ "$$?" = "0" ]; then : ; fi
endif
../afl-llvm-lto-instrim.so: afl-llvm-lto-instrim.so.cc afl-llvm-common.o
ifeq "$(LLVM_LTO)" "1"
$(CXX) $(CLANG_CFL) -DLLVMInsTrim_EXPORTS -Wno-writable-strings -fno-rtti -fPIC -std=$(LLVM_STDCXX) -shared $< MarkNodes.cc -o $@ $(CLANG_LFL) afl-llvm-common.o
endif
# laf
../split-switches-pass.so: split-switches-pass.so.cc afl-llvm-common.o | test_deps
$(CXX) $(CLANG_CFL) -shared $< -o $@ $(CLANG_LFL) afl-llvm-common.o
../compare-transform-pass.so: compare-transform-pass.so.cc afl-llvm-common.o | test_deps
$(CXX) $(CLANG_CFL) -shared $< -o $@ $(CLANG_LFL) afl-llvm-common.o
../split-compares-pass.so: split-compares-pass.so.cc afl-llvm-common.o | test_deps
$(CXX) $(CLANG_CFL) -shared $< -o $@ $(CLANG_LFL) afl-llvm-common.o
# /laf
../cmplog-routines-pass.so: cmplog-routines-pass.cc afl-llvm-common.o | test_deps
$(CXX) $(CLANG_CFL) -shared $< -o $@ $(CLANG_LFL) afl-llvm-common.o
../cmplog-instructions-pass.so: cmplog-instructions-pass.cc afl-llvm-common.o | test_deps
$(CXX) $(CLANG_CFL) -shared $< -o $@ $(CLANG_LFL) afl-llvm-common.o
../afl-llvm-rt.o: afl-llvm-rt.o.c | test_deps
$(CC) $(CFLAGS) -Wno-unused-result -fPIC -c $< -o $@
../afl-llvm-rt-32.o: afl-llvm-rt.o.c | test_deps
@printf "[*] Building 32-bit variant of the runtime (-m32)... "
@$(CC) $(CFLAGS) -Wno-unused-result -m32 -fPIC -c $< -o $@ 2>/dev/null; if [ "$$?" = "0" ]; then echo "success!"; else echo "failed (that's fine)"; fi
../afl-llvm-rt-64.o: afl-llvm-rt.o.c | test_deps
@printf "[*] Building 64-bit variant of the runtime (-m64)... "
@$(CC) $(CFLAGS) -Wno-unused-result -m64 -fPIC -c $< -o $@ 2>/dev/null; if [ "$$?" = "0" ]; then echo "success!"; else echo "failed (that's fine)"; fi
test_build: $(PROGS)
@echo "[*] Testing the CC wrapper and instrumentation output..."
unset AFL_USE_ASAN AFL_USE_MSAN AFL_INST_RATIO; AFL_QUIET=1 AFL_PATH=. AFL_LLVM_LAF_SPLIT_SWITCHES=1 AFL_LLVM_LAF_TRANSFORM_COMPARES=1 AFL_LLVM_LAF_SPLIT_COMPARES=1 ../afl-clang-fast $(CFLAGS) ../test-instr.c -o test-instr $(LDFLAGS)
ASAN_OPTIONS=detect_leaks=0 ../afl-showmap -m none -q -o .test-instr0 ./test-instr < /dev/null
echo 1 | ASAN_OPTIONS=detect_leaks=0 ../afl-showmap -m none -q -o .test-instr1 ./test-instr
@rm -f test-instr
@cmp -s .test-instr0 .test-instr1; DR="$$?"; rm -f .test-instr0 .test-instr1; if [ "$$DR" = "0" ]; then echo; echo "Oops, the instrumentation does not seem to be behaving correctly!"; echo; echo "Please post to https://github.com/AFLplusplus/AFLplusplus/issues to troubleshoot the issue."; echo; exit 1; fi
@echo "[+] All right, the instrumentation seems to be working!"
all_done: test_build
@echo "[+] All done! You can now use '../afl-clang-fast' to compile programs."
.NOTPARALLEL: clean
install: all
install -d -m 755 $${DESTDIR}$(BIN_PATH) $${DESTDIR}$(HELPER_PATH) $${DESTDIR}$(DOC_PATH) $${DESTDIR}$(MISC_PATH)
if [ -f ../afl-clang-fast -a -f ../libLLVMInsTrim.so -a -f ../afl-llvm-rt.o ]; then set -e; install -m 755 ../afl-clang-fast $${DESTDIR}$(BIN_PATH); ln -sf afl-clang-fast $${DESTDIR}$(BIN_PATH)/afl-clang-fast++; install -m 755 ../libLLVMInsTrim.so ../afl-llvm-pass.so ../afl-llvm-rt.o $${DESTDIR}$(HELPER_PATH); fi
if [ -f ../afl-clang-lto ]; then set -e; ln -sf afl-clang-fast $${DESTDIR}$(BIN_PATH)/afl-clang-lto; ln -sf afl-clang-fast $${DESTDIR}$(BIN_PATH)/afl-clang-lto++; install -m 755 ../afl-llvm-lto-instrumentation.so ../afl-llvm-lto-instrim.so ../afl-llvm-rt-lto*.o ../afl-llvm-lto-whitelist.so $${DESTDIR}$(HELPER_PATH); fi
if [ -f ../afl-llvm-rt-32.o ]; then set -e; install -m 755 ../afl-llvm-rt-32.o $${DESTDIR}$(HELPER_PATH); fi
if [ -f ../afl-llvm-rt-64.o ]; then set -e; install -m 755 ../afl-llvm-rt-64.o $${DESTDIR}$(HELPER_PATH); fi
if [ -f ../compare-transform-pass.so ]; then set -e; install -m 755 ../compare-transform-pass.so $${DESTDIR}$(HELPER_PATH); fi
if [ -f ../split-compares-pass.so ]; then set -e; install -m 755 ../split-compares-pass.so $${DESTDIR}$(HELPER_PATH); fi
if [ -f ../split-switches-pass.so ]; then set -e; install -m 755 ../split-switches-pass.so $${DESTDIR}$(HELPER_PATH); fi
if [ -f ../cmplog-instructions-pass.so ]; then set -e; install -m 755 ../cmplog-*-pass.so $${DESTDIR}$(HELPER_PATH); fi
set -e; if [ -f ../afl-clang-fast ] ; then ln -sf ../afl-clang-fast $${DESTDIR}$(BIN_PATH)/afl-clang ; ln -sf ../afl-clang-fast $${DESTDIR}$(BIN_PATH)/afl-clang++ ; else ln -sf ../afl-gcc $${DESTDIR}$(BIN_PATH)/afl-clang ; ln -sf ../afl-gcc $${DESTDIR}$(BIN_PATH)/afl-clang++; fi
install -m 644 README.*.md $${DESTDIR}$(DOC_PATH)/
install -m 644 -T README.md $${DESTDIR}$(DOC_PATH)/README.llvm_mode.md
vpath % ..
%.8: %
@echo .TH $* 8 `date "+%Y-%m-%d"` "afl++" > ../$@
@echo .SH NAME >> ../$@
@echo .B $* >> ../$@
@echo >> ../$@
@echo .SH SYNOPSIS >> ../$@
@../$* -h 2>&1 | head -n 3 | tail -n 1 | sed 's/^\.\///' >> ../$@
@echo >> ../$@
@echo .SH OPTIONS >> ../$@
@echo .nf >> ../$@
@../$* -h 2>&1 | tail -n +4 >> ../$@
@echo >> ../$@
@echo .SH AUTHOR >> ../$@
@echo "afl++ was written by Michal \"lcamtuf\" Zalewski and is maintained by Marc \"van Hauser\" Heuse <mh@mh-sec.de>, Heiko \"hexcoder-\" Eissfeldt <heiko.eissfeldt@hexco.de>, Andrea Fioraldi <andreafioraldi@gmail.com> and Dominik Maier <domenukk@gmail.com>" >> ../$@
@echo The homepage of afl++ is: https://github.com/AFLplusplus/AFLplusplus >> ../$@
@echo >> ../$@
@echo .SH LICENSE >> ../$@
@echo Apache License Version 2.0, January 2004 >> ../$@
ln -sf afl-clang-fast.8 ../afl-clang-fast++.8
ifneq "$(AFL_CLANG_FLTO)" ""
ifeq "$(LLVM_LTO)" "1"
ln -sf afl-clang-fast.8 ../afl-clang-lto.8
ln -sf afl-clang-fast.8 ../afl-clang-lto++.8
endif
endif
clean:
rm -f *.o *.so *~ a.out core core.[1-9][0-9]* .test2 test-instr .test-instr0 .test-instr1 *.dwo
rm -f $(PROGS) afl-common.o ../afl-clang-fast++ ../afl-clang-lto ../afl-clang-lto++ ../afl-clang*.8 ../ld ../afl-ld ../afl-llvm-rt*.o
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