diff --git a/README.md b/README.md
index cd7cb03b24f592a5cdae085565bff45bed22f010..497fef0df937894288cf745e378c2d97f2304380 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@
 
 #### 直接在module下的build.gradle添加
 ```
-compile 'com.shuyu:GSYVideoPlayer:1.6.7'
+compile 'com.shuyu:GSYVideoPlayer:1.6.8'
 
 ```
 
@@ -58,7 +58,7 @@ allprojects {
 
 ```
 dependencies {
-        compile 'com.github.CarGuo:GSYVideoPlayer:v1.6.7'
+        compile 'com.github.CarGuo:GSYVideoPlayer:v1.6.8'
 }
 ```
 
diff --git a/gsyVideoPlayer/build.gradle b/gsyVideoPlayer/build.gradle
index c20c1927a25ad1bf6f71301d873d50505d607473..2c828ce349de17d998025503ac928ceb6c8522bb 100644
--- a/gsyVideoPlayer/build.gradle
+++ b/gsyVideoPlayer/build.gradle
@@ -39,4 +39,4 @@ dependencies {
     compile androidDependencies.appcompat_v7
 }
 
-//apply from: '../bintray.gradle'
+apply from: '../bintray.gradle'
diff --git a/module-lite-hevc.sh b/module-lite-hevc.sh
new file mode 100644
index 0000000000000000000000000000000000000000..1c30d2248809782690a4fd129a59d173c23a3b97
--- /dev/null
+++ b/module-lite-hevc.sh
@@ -0,0 +1,241 @@
+#! /usr/bin/env bash
+
+#--------------------
+# Standard options:
+export COMMON_FF_CFG_FLAGS=
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --prefix=PREFIX"
+
+# Licensing options:
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-gpl"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-version3"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-nonfree"
+
+# Configuration options:
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-static"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-shared"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-small"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-runtime-cpudetect"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-gray"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-swscale-alpha"
+
+# Program options:
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-programs"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-ffmpeg"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-ffplay"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-ffprobe"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-ffserver"
+
+# Documentation options:
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-doc"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-htmlpages"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-manpages"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-podpages"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-txtpages"
+
+# Component options:
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-avdevice"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-avcodec"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-avformat"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-avutil"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-swresample"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-swscale"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-postproc"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-avfilter"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-avresample"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-pthreads"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-w32threads"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-os2threads"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-network"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-dct"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-dwt"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-lsp"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-lzo"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-mdct"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-rdft"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-fft"
+
+# Hardware accelerators:
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-dxva2"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-vaapi"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-vda"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-vdpau"
+
+# Individual component options:
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-everything"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-encoders"
+
+# ./configure --list-decoders
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-decoders"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=aac"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=aac_latm"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=flv"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=h263"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=h263i"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=h263p"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=h264"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=mp3*"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=vp6"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=vp6a"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=vp6f"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-decoder=hevc"
+
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-hwaccels"
+
+# ./configure --list-muxers
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-muxers"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-muxer=mpegts"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-muxer=mp4"
+
+# ./configure --list-demuxers
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-demuxers"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=aac"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=concat"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=data"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=flv"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=hls"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=latm"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=live_flv"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=loas"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=m4v"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=mov"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=mp3"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=mpegps"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=mpegts"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=mpegvideo"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-demuxer=hevc"
+
+# ./configure --list-parsers
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-parsers"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-parser=aac"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-parser=aac_latm"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-parser=ac3"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-parser=h263"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-parser=h264"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-parser=hevc"
+
+# ./configure --list-bsf
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-bsfs"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-bsf=mjpeg2jpeg"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-bsf=mjpeg2jpeg"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-bsf=mjpega_dump_header"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-bsf=mov2textsub"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-bsf=text2movsub"
+
+# ./configure --list-protocols
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-protocols"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-protocol=async"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=bluray"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=ffrtmpcrypt"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-protocol=ffrtmphttp"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=gopher"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=librtmp*"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=libssh"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=mmsh"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=mmst"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=rtmp*"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-protocol=rtmp"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-protocol=rtmpt"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=rtp"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=sctp"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=srtp"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-protocol=unix"
+
+#
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-devices"
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-filters"
+
+# External library support:
+export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-iconv"
+# ...
+
+# Advanced options (experts only):
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --cross-prefix=${FF_CROSS_PREFIX}-"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-cross-compile"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --sysroot=PATH"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --sysinclude=PATH"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --target-os=TAGET_OS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --target-exec=CMD"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --target-path=DIR"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --toolchain=NAME"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --nm=NM"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --ar=AR"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --as=AS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --yasmexe=EXE"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --cc=CC"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --cxx=CXX"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --dep-cc=DEPCC"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --ld=LD"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --host-cc=HOSTCC"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --host-cflags=HCFLAGS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --host-cppflags=HCPPFLAGS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --host-ld=HOSTLD"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --host-ldflags=HLDFLAGS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --host-libs=HLIBS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --host-os=OS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --extra-cflags=ECFLAGS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --extra-cxxflags=ECFLAGS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --extra-ldflags=ELDFLAGS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --extra-libs=ELIBS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --extra-version=STRING"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --optflags=OPTFLAGS"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --build-suffix=SUFFIX"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --malloc-prefix=PREFIX"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --progs-suffix=SUFFIX"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --arch=ARCH"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --cpu=CPU"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-pic"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-sram"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-thumb"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-symver"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-hardcoded-tables"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-safe-bitstream-reader"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-memalign-hack"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-lto"
+
+# Optimization options (experts only):
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-asm"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-altivec"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-amd3dnow"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-amd3dnowext"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-mmx"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-mmxext"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-sse"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-sse2"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-sse3"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-ssse3"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-sse4"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-sse42"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-avx"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-fma4"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-armv5te"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-armv6"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-armv6t2"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-vfp"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-neon"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-vis"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-inline-asm"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-yasm"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-mips32r2"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-mipsdspr1"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-mipsdspr2"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-mipsfpu"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-fast-unaligned"
+
+# Developer options (useful when working on FFmpeg itself):
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-coverage"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-debug"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-debug=LEVEL"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-optimizations"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-extra-warnings"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-stripping"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --assert-level=level"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-memory-poisoning"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --valgrind=VALGRIND"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-ftrapv"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --samples=PATH"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-xmm-clobber-test"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-random"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-random"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --enable-random=LIST"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --disable-random=LIST"
+# export COMMON_FF_CFG_FLAGS="$COMMON_FF_CFG_FLAGS --random-seed=VALUE"