if test "$ZEN_CROSS_COMPILING"; then

  export WINSYSROOT="$(echo ~)/win-cross/vs2022"

  export MIDL="$(echo ~)/win-cross/wine/bin/widl"
  export WINE="$(echo ~)/win-cross/wine/bin/wine64"
  export WINEDEBUG=-all

  export MOZ_STUB_INSTALLER=1
  export MOZ_PKG_FORMAT=TAR

  export CROSS_BUILD=1
  CROSS_COMPILE=1
  TOOLS=$(echo ~)/win-cross

  export WIN_UCRT_REDIST_DIR="$(echo ~)/win-cross/vs2022/Windows Kits/10/Redist/10.0.22621.0/ucrt/DLLs/x64"
  export WIN32_REDIST_DIR="$(echo ~)/win-cross/vs2022/VC/Redist/MSVC/14.38.33135/x64/Microsoft.VC143.CRT"

  export MIDL="$TOOLS/wine/bin/widl"
  export MOZ_STUB_INSTALLER=1
  export WINEDEBUG=-all
  export WINE="$TOOLS/wine/bin/wine64"

fi

#? https://bugzilla.mozilla.org/show_bug.cgi?id=1617793
#? https://phabricator.services.mozilla.com/D170170
ac_add_options --target=x86_64-pc-windows-msvc

ac_add_options --disable-maintenance-service
ac_add_options --disable-bits-download
 
if test "$SURFER_COMPAT" = "true"; then
  ac_add_options --enable-optimize="-O3 -w -ftree-vectorize"

  export CFLAGS="-mtune=haswell -march=x86-64 -O2 -Qvec -w"
  export CPPFLAGS="-mtune=haswell -march=x86-64 -O2 -Qvec -w"
  export CXXFLAGS="-flto=thin -mtune=haswell -march=x86-64 -O2 -Qvec -w"
  export LDFLAGS="-Wl,-O2"
  export RUSTFLAGS="-Clink-args=--icf=safe -C codegen-units=1 -Ctarget-cpu=x86-64"
else
  ac_add_options --enable-optimize="-O2 -msse3 -mssse3 -msse4.1 -msse4.2 -mavx -mavx2 -mfma -maes -ftree-vectorize -Xclang -w"
  ac_add_options --enable-wasm-avx

  export CFLAGS="-O2 -msse3 -mssse3 -msse4.1 -msse4.2 -mavx -mavx2 -mfma -maes -march=x86-64-v3"   
  export CPPFLAGS="-O2 -msse3 -mssse3 -msse4.1 -msse4.2 -mavx -mavx2 -mfma -maes -march=x86-64-v3"
  export CXXFLAGS="-O2 -flto=thin -msse3 -mssse3 -msse4.1 -msse4.2 -mavx -mavx2 -mfma -maes -march=x86-64-v3"
  export LDFLAGS="-Wl,-O3 -march=x86-64-v3"
  export RUSTFLAGS="-Clink-args=--icf=safe -C target-feature=+avx2 -C codegen-units=1 -Ctarget-cpu=x86-64-v3"    
fi
export POLLY="-mllvm -polly -mllvm -polly-2nd-level-tiling -mllvm -polly-loopfusion-greedy -mllvm -polly-pattern-matching-based-opts -mllvm -polly-position=before-vectorizer -mllvm -polly-vectorizer=stripmine"
export VERBOSE=1

if test "$ZEN_CROSS_COMPILING"; then
  if test "$ZEN_GA_GENERATE_PROFILE"; then
    export CXXFLAGS="$CXXFLAGS -fprofile-generate -mllvm -enable-name-compression=false -mllvm -pgo-temporal-instrumentation -fprofile-update=atomic"
    mk_add_options "export MOZ_AUTOMATION_PACKAGE_GENERATED_SOURCES=0"
    ac_add_options --enable-profile-generate=cross
  else
    ac_add_options --enable-profile-use=cross
    ac_add_options --with-pgo-profile-path=$(echo ~)/artifact/merged.profdata
    ac_add_options --with-pgo-jarlog=$(echo ~)/artifact/en-US.log
  fi

fi