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default_pre_build  &&
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}          &&


mk_source_dir $SOURCE_DIRECTORY.bld  &&
cd $SOURCE_DIRECTORY  &&

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

if list_find "$GCC_COMPILER" "go"; then
  message "${MESSAGE_COLOR}Applying patch for Go header generation...${DEFAULT_COLOR}" &&
  patch -p1 < "$SPELL_DIRECTORY/0003-fix-header-generation-for-libgo.patch"
fi &&

case "$HOST" in
*-musl)
  patch -fp1 -i "$SPELL_DIRECTORY/ssp_nonshared.diff"
  ;;
esac

#grep -lR "struct ucontext\>" libgcc | xargs sed -i -e 's/struct ucontext\>/ucontext_t/'