message: android-arm-config.jam update
diff: @@ -7,18 +7,26 @@ using clang-linux : arm : $(ANDROID_TOOLCHAIN)/bin/armv7a-linux-androideabi$(AND
  <cxxflags>-fPIC
  <cxxflags>-march=armv7-a
  <cxxflags>-mfpu=neon
  - <cxxflags>-std=c++14
  <cxxflags>-DANDROID
  <cxxflags>-D__STDC_FORMAT_MACROS
  + <cxxflags>-D__USE_FILE_OFFSET64
  <cxxflags>-D_FILE_OFFSET_BITS=64
  - <cxxflags>-frtti
  <cxxflags>-fno-strict-aliasing
  <cxxflags>-fvisibility=hidden
  + <cxxflags>-D_FORTIFY_SOURCE=2
  + <cxxflags>-fstack-protector-strong
  <linkflags>-static-libstdc++
  - <linkflags>-fuse-ld=bfd
  + <linkflags>-fuse-ld=lld
  + <linkflags>-Wl,--build-id=sha1
  + # remove when API >= 29
  + <linkflags>-Wl,--no-rosegment
  # debug information
  <cxxflags>-g
  - <cxxflags>-gdwarf-4
  - <cxxflags>-fdebug-macro
  - <cxxflags>-ggdb
  ;
  +
  +# <cxxflags>-std=c++14
  +# <cxxflags>-frwpi
  +# <cxxflags>-ggdb
  +# <cxxflags>-gdwarf-4
  +# <cxxflags>-fdebug-macro
  +# <linkflags>-fuse-ld=bfd
  