default_pre_build  &&

if [[ "$GCC_CLOOG" == "y" ]]; then
  cd "$SOURCE_DIRECTORY" &&
  unpack_file 3          &&
  mv isl-$ISL_VERSION isl
fi &&

if list_find "$GCC_COMPILER" "ada" ; then
  cd $SOURCE_DIRECTORY  &&

  mkdir ${SOURCE13/.tar.bz2}  &&
  cd ${SOURCE13/.tar.bz2}  &&
  unpack_file 13  &&

  #
  # This section is used to build a gnat bootstrap cache
  #
  touch $SOURCE_DIRECTORY/gcc/cstamp-h.in  &&
  touch $SOURCE_DIRECTORY/gcc/ada/[es]info.h  &&
  touch $SOURCE_DIRECTORY/gcc/ada/nmake.ad[bs]  &&


  sedit 's:and Nam is "gnatgcc":and Nam is "gcc":'  \
        $SOURCE_DIRECTORY/gcc/ada/osint.ads &&
  cd ${SOURCE_DIRECTORY}
  #
  # End Ada bootstrap cache code
  #
fi  &&

cd ${SOURCE_DIRECTORY}          &&

if [[ $SLOT == 14 ]]; then
  patch_bundled_libtool \
	libgo/config/ltmain.sh \
	isl/interface/ltmain.sh \
	isl/ltmain.sh
fi &&

# every slot has a patch dir of its own, named after the major it
# patches, since a patch for one version rarely applies to another
apply_patch_dir patches/${VERSION%%.*} &&

if [[ $SLOT == 0 ]]; then
  # fix broken build of libatomic, which is needed by qtwebengine
  sed -i "/rm.*libatomic.la/D" libatomic/Makefile.in
fi &&

if [[ $SLOT != 14 ]]; then
  # Drop .la files like everyone else.
  find . -name Makefile.in \
  | xargs sed -i 's,^\(LIBTOOL[[:space:]]*=[[:space:]]*\),\1'"$GRIMOIRE"'/libtool-nola ,'
fi &&

mk_source_dir $SOURCE_DIRECTORY.bld  &&

sed -i 's/install_to_$(INSTALL_DEST) //' libiberty/Makefile.in &&
sed -i 's@\./fixinc\.sh@-c true@' gcc/Makefile.in &&

if [[ $SLOT != 10 ]]; then
  # Fix build without libxcrypt
  if ! is_depends_enabled $SPELL_INSTANCE libxcrypt; then
    sed -i -e 's/^#define SANITIZER_INTERCEPT_CRYPT_R .*/#define SANITIZER_INTERCEPT_CRYPT_R 0/' \
      libsanitizer/sanitizer_common/sanitizer_platform_interceptors.h
  fi
fi &&

if [[ $SLOT == 10 ]]; then
  case "$HOST" in
  (*-musl)
    patch -fp1 -i "$SPELL_DIRECTORY/ssp_nonshared.diff"
    ;;
  esac
fi