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van Hauser 2019-08-08 10:43:27 +02:00
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commit e1183be22e
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7
README.md
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@ -1,6 +1,7 @@
# american fuzzy lop plus plus (afl++) # american fuzzy lop plus plus (afl++)
Release Version: 2.53c Release Version: 2.53c
Github Version: 2.53d Github Version: 2.53d
@ -17,7 +18,7 @@
get any improvements since November 2017. get any improvements since November 2017.
Among others afl++ has, e.g. more performant llvm_mode, supporting Among others afl++ has, e.g. more performant llvm_mode, supporting
llvm up to version 8, Qemu 3.1, more speed and crashfixes for Qemu, llvm up to version 9, Qemu 3.1, more speed and crashfixes for Qemu,
laf-intel feature for Qemu (with libcompcov) and more. laf-intel feature for Qemu (with libcompcov) and more.
Additionally the following patches have been integrated: Additionally the following patches have been integrated:
@ -120,7 +121,7 @@ superior to blind fuzzing or coverage-only tools.
PLEASE NOTE: llvm_mode compilation with afl-clang-fast/afl-clang-fast++ PLEASE NOTE: llvm_mode compilation with afl-clang-fast/afl-clang-fast++
instead of afl-gcc/afl-g++ is much faster and has a few cool features. instead of afl-gcc/afl-g++ is much faster and has a few cool features.
See llvm_mode/ - however few code does not compile with llvm. See llvm_mode/ - however few code does not compile with llvm.
We support llvm versions 4.0 to 8. We support llvm versions 3.8.0 to 9.
When source code is available, instrumentation can be injected by a companion When source code is available, instrumentation can be injected by a companion
tool that works as a drop-in replacement for gcc or clang in any standard build tool that works as a drop-in replacement for gcc or clang in any standard build
@ -143,7 +144,7 @@ For C++ programs, you'd would also want to set `CXX=/path/to/afl/afl-g++`.
The clang wrappers (afl-clang and afl-clang++) can be used in the same way; The clang wrappers (afl-clang and afl-clang++) can be used in the same way;
clang users may also opt to leverage a higher-performance instrumentation mode, clang users may also opt to leverage a higher-performance instrumentation mode,
as described in [llvm_mode/README.llvm](llvm_mode/README.llvm). as described in [llvm_mode/README.llvm](llvm_mode/README.llvm).
Clang/LLVM has a much better performance and works with LLVM version 4.0 to 8. Clang/LLVM has a much better performance and works with LLVM version 3.8.0 to 9.
Using the LAF Intel performance enhancements are also recommended, see Using the LAF Intel performance enhancements are also recommended, see
[llvm_mode/README.laf-intel](llvm_mode/README.laf-intel) [llvm_mode/README.laf-intel](llvm_mode/README.laf-intel)

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llvm_mode/Makefile
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@ -27,11 +27,11 @@ VERSION = $(shell grep '^\#define VERSION ' ../config.h | cut -d '"' -f2)
LLVM_CONFIG ?= llvm-config LLVM_CONFIG ?= llvm-config
LLVMVER = $(shell $(LLVM_CONFIG) --version) LLVMVER = $(shell $(LLVM_CONFIG) --version)
LLVM_UNSUPPORTED = $(shell $(LLVM_CONFIG) --version | egrep -q '^9|3.0' && echo 1 || echo 0 ) LLVM_UNSUPPORTED = $(shell $(LLVM_CONFIG) --version | egrep -q '^[12]|^3\.0|^1[0-9]' && echo 1 || echo 0 )
LLVM_MAJOR = ($shell $(LLVM_CONFIG) --version | sed 's/\..*//') LLVM_MAJOR = ($shell $(LLVM_CONFIG) --version | sed 's/\..*//')
ifeq "$(LLVM_UNSUPPORTED)" "1" ifeq "$(LLVM_UNSUPPORTED)" "1"
$(warn llvm_mode only supports versions 3.8.0 up to 8.x ) $(warn llvm_mode only supports versions 3.8.0 up to 9 )
endif endif
# this is not visible yet: # this is not visible yet:

2
llvm_mode/README.llvm
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@ -8,7 +8,7 @@ Fast LLVM-based instrumentation for afl-fuzz
1) Introduction 1) Introduction
--------------- ---------------
! llvm_mode works with llvm versions 3.8.1 up to 9 ! ! llvm_mode works with llvm versions 3.8.0 up to 9 !
The code in this directory allows you to instrument programs for AFL using The code in this directory allows you to instrument programs for AFL using
true compiler-level instrumentation, instead of the more crude true compiler-level instrumentation, instead of the more crude