size_t preferredTagLen = uprv_strlen(preferredTag);
                                              ^~~~~~~~~~~
/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/host/bin/xtensa-buildroot-linux-uclibc-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -mlongcalls -mauto-litpools -O2   -pedantic -Wpointer-arith -Wwrite-strings -Wno-long-long -std=c++11      -shared -Wl,-Bsymbolic -Wl,-soname -Wl,libicuuc.so.64 -o ../lib/libicuuc.so.64.2 errorcode.o putil.o umath.o utypes.o uinvchar.o umutex.o ucln_cmn.o uinit.o uobject.o cmemory.o charstr.o cstr.o udata.o ucmndata.o udatamem.o umapfile.o udataswp.o utrie_swap.o ucol_swp.o utrace.o uhash.o uhash_us.o uenum.o ustrenum.o uvector.o ustack.o uvectr32.o uvectr64.o ucnv.o ucnv_bld.o ucnv_cnv.o ucnv_io.o ucnv_cb.o ucnv_err.o ucnvlat1.o ucnv_u7.o ucnv_u8.o ucnv_u16.o ucnv_u32.o ucnvscsu.o ucnvbocu.o ucnv_ext.o ucnvmbcs.o ucnv2022.o ucnvhz.o ucnv_lmb.o ucnvisci.o ucnvdisp.o ucnv_set.o ucnv_ct.o resource.o uresbund.o ures_cnv.o uresdata.o resbund.o resbund_cnv.o ucurr.o localebuilder.o messagepattern.o ucat.o locmap.o uloc.o locid.o locutil.o locavailable.o locdispnames.o locdspnm.o loclikely.o locresdata.o bytestream.o stringpiece.o bytesinkutil.o stringtriebuilder.o bytestriebuilder.o bytestrie.o bytestrieiterator.o ucharstrie.o ucharstriebuilder.o ucharstrieiterator.o dictionarydata.o edits.o appendable.o ustr_cnv.o unistr_cnv.o unistr.o unistr_case.o unistr_props.o utf_impl.o ustring.o ustrcase.o ucasemap.o ucasemap_titlecase_brkiter.o cstring.o ustrfmt.o ustrtrns.o ustr_wcs.o utext.o unistr_case_locale.o ustrcase_locale.o unistr_titlecase_brkiter.o ustr_titlecase_brkiter.o normalizer2impl.o normalizer2.o filterednormalizer2.o normlzr.o unorm.o unormcmp.o loadednormalizer2impl.o chariter.o schriter.o uchriter.o uiter.o patternprops.o uchar.o uprops.o ucase.o propname.o ubidi_props.o characterproperties.o ubidi.o ubidiwrt.o ubidiln.o ushape.o uscript.o uscript_props.o usc_impl.o unames.o utrie.o utrie2.o utrie2_builder.o ucptrie.o umutablecptrie.o bmpset.o unisetspan.o uset_props.o uniset_props.o uniset_closure.o uset.o uniset.o usetiter.o ruleiter.o caniter.o unifilt.o unifunct.o uarrsort.o brkiter.o ubrk.o brkeng.o dictbe.o filteredbrk.o rbbi.o rbbidata.o rbbinode.o rbbirb.o rbbiscan.o rbbisetb.o rbbistbl.o rbbitblb.o rbbi_cache.o serv.o servnotf.o servls.o servlk.o servlkf.o servrbf.o servslkf.o uidna.o usprep.o uts46.o punycode.o util.o util_props.o parsepos.o locbased.o cwchar.o wintz.o dtintrv.o ucnvsel.o propsvec.o ulist.o uloc_tag.o icudataver.o icuplug.o sharedobject.o simpleformatter.o unifiedcache.o uloc_keytype.o ubiditransform.o pluralmap.o static_unicode_sets.o -L../lib -L../stubdata -licudata -lpthread -lm -latomic
rm -f ../lib/libicuuc.so.64 && ln -s libicuuc.so.64.2 ../lib/libicuuc.so.64
rm -f ../lib/libicuuc.so && ln -s libicuuc.so.64.2 ../lib/libicuuc.so
make[2]: Leaving directory `/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/build/icu-64-2/source/common'
/usr/bin/make[1]: Making `all' in `i18n'
make[2]: Entering directory `/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/build/icu-64-2/source/i18n'
   (deps)	 formattedval_sbimpl.cpp
   (deps)	 formattedval_iterimpl.cpp
   (deps)	 formattedvalue.cpp
   (deps)	 erarules.cpp
   (deps)	 numrange_impl.cpp
   (deps)	 numparse_validators.cpp
   (deps)	 numrange_fluent.cpp
   (deps)	 numparse_compositions.cpp
   (deps)	 numparse_affixes.cpp
   (deps)	 numparse_currency.cpp
   (deps)	 numparse_scientific.cpp
   (deps)	 numparse_decimal.cpp
   (deps)	 numparse_symbols.cpp
   (deps)	 numparse_impl.cpp
   (deps)	 numparse_parsednumber.cpp
   (deps)	 numparse_stringsegment.cpp
   (deps)	 double-conversion-strtod.cpp
   (deps)	 double-conversion-fast-dtoa.cpp
   (deps)	 double-conversion-diy-fp.cpp
   (deps)	 double-conversion-cached-powers.cpp
   (deps)	 double-conversion-bignum.cpp
   (deps)	 double-conversion-bignum-dtoa.cpp
   (deps)	 double-conversion.cpp
   (deps)	 number_capi.cpp
In file included from double-conversion-strtod.h:42,
                 from double-conversion-strtod.cpp:43:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
In file included from double-conversion-fast-dtoa.h:42,
                 from double-conversion-fast-dtoa.cpp:39:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 number_skeletons.cpp
In file included from double-conversion-diy-fp.h:42,
                 from double-conversion-diy-fp.cpp:39:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 number_currencysymbols.cpp
In file included from double-conversion-bignum.h:42,
                 from double-conversion-bignum.cpp:39:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 number_multiplier.cpp
   (deps)	 number_mapper.cpp
In file included from double-conversion-bignum-dtoa.h:42,
                 from double-conversion-bignum-dtoa.cpp:41:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 number_asformat.cpp
In file included from double-conversion-cached-powers.cpp:43:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 number_utils.cpp
In file included from double-conversion.h:42,
                 from double-conversion.cpp:46:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 number_stringbuilder.cpp
   (deps)	 number_scientific.cpp
   (deps)	 number_rounding.cpp
   (deps)	 number_patternstring.cpp
   (deps)	 number_patternmodifier.cpp
   (deps)	 number_padding.cpp
In file included from double-conversion.h:42,
                 from number_utils.cpp:20:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 number_output.cpp
   (deps)	 number_notation.cpp
   (deps)	 number_modifiers.cpp
In file included from double-conversion.h:42,
                 from number_rounding.cpp:12:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 number_longnames.cpp
   (deps)	 number_integerwidth.cpp
   (deps)	 number_grouping.cpp
   (deps)	 number_formatimpl.cpp
   (deps)	 number_fluent.cpp
   (deps)	 number_decimfmtprops.cpp
   (deps)	 number_decimalquantity.cpp
   (deps)	 number_compact.cpp
   (deps)	 number_affixutils.cpp
   (deps)	 nounit.cpp
   (deps)	 dayperiodrules.cpp
   (deps)	 scientificnumberformatter.cpp
   (deps)	 sharedbreakiterator.cpp
In file included from double-conversion.h:42,
                 from number_decimalquantity.cpp:19:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   (deps)	 measunit.cpp
   (deps)	 quantityformatter.cpp
   (deps)	 reldatefmt.cpp
   (deps)	 uregion.cpp
   (deps)	 scriptset.cpp
   (deps)	 region.cpp
   (deps)	 gender.cpp
   (deps)	 compactdecimalformat.cpp
   (deps)	 tzfmt.cpp
   (deps)	 tzgnames.cpp
   (deps)	 tznames_impl.cpp
   (deps)	 tznames.cpp
   (deps)	 alphaindex.cpp
   (deps)	 decContext.cpp
   (deps)	 decNumber.cpp
   (deps)	 ufieldpositer.cpp
   (deps)	 fpositer.cpp
   (deps)	 fphdlimp.cpp
   (deps)	 vzone.cpp
   (deps)	 zrule.cpp
   (deps)	 ztrans.cpp
   (deps)	 smpdtfst.cpp
   (deps)	 uspoof_conf.cpp
   (deps)	 uspoof_build.cpp
   (deps)	 uspoof_impl.cpp
   (deps)	 uspoof.cpp
   (deps)	 currpinf.cpp
   (deps)	 tmutfmt.cpp
   (deps)	 tmutamt.cpp
   (deps)	 tmunit.cpp
   (deps)	 udateintervalformat.cpp
   (deps)	 dtitvinf.cpp
   (deps)	 dtitvfmt.cpp
   (deps)	 selfmt.cpp
   (deps)	 plurfmt.cpp
   (deps)	 plurrule.cpp
   (deps)	 upluralrules.cpp
   (deps)	 standardplural.cpp
   (deps)	 zonemeta.cpp
   (deps)	 vtzone.cpp
   (deps)	 tztrans.cpp
   (deps)	 tzrule.cpp
   (deps)	 rbtz.cpp
   (deps)	 dtrule.cpp
   (deps)	 basictz.cpp
   (deps)	 winnmfmt.cpp
   (deps)	 windtfmt.cpp
   (deps)	 wintzimpl.cpp
   (deps)	 inputext.cpp
   (deps)	 csrutf8.cpp
   (deps)	 csrucode.cpp
   (deps)	 csrsbcs.cpp
   (deps)	 csrmbcs.cpp
   (deps)	 csrecog.cpp
   (deps)	 csr2022.cpp
   (deps)	 csmatch.cpp
   (deps)	 csdetect.cpp
   (deps)	 utmscale.cpp
   (deps)	 measure.cpp
   (deps)	 currunit.cpp
   (deps)	 curramt.cpp
   (deps)	 currfmt.cpp
   (deps)	 measfmt.cpp
   (deps)	 ulocdata.cpp
   (deps)	 uregexc.cpp
   (deps)	 uregex.cpp
   (deps)	 regeximp.cpp
   (deps)	 regextxt.cpp
   (deps)	 regexst.cpp
   (deps)	 repattrn.cpp
   (deps)	 rematch.cpp
   (deps)	 regexcmp.cpp
   (deps)	 brktrans.cpp
   (deps)	 transreg.cpp
   (deps)	 quant.cpp
   (deps)	 nortrans.cpp
   (deps)	 uni2name.cpp
   (deps)	 name2uni.cpp
   (deps)	 anytrans.cpp
   (deps)	 toupptrn.cpp
   (deps)	 tolowtrn.cpp
   (deps)	 titletrn.cpp
   (deps)	 casetrn.cpp
   (deps)	 remtrans.cpp
   (deps)	 nultrans.cpp
   (deps)	 rbt_set.cpp
   (deps)	 rbt_rule.cpp
   (deps)	 rbt_pars.cpp
   (deps)	 rbt_data.cpp
   (deps)	 rbt.cpp
   (deps)	 cpdtrans.cpp
   (deps)	 tridpars.cpp
   (deps)	 strrepl.cpp
   (deps)	 funcrepl.cpp
   (deps)	 unesctrn.cpp
   (deps)	 utrans.cpp
   (deps)	 esctrn.cpp
   (deps)	 translit.cpp
   (deps)	 stsearch.cpp
   (deps)	 search.cpp
   (deps)	 usearch.cpp
   (deps)	 strmatch.cpp
   (deps)	 ulistformatter.cpp
   (deps)	 listformatter.cpp
   (deps)	 collationfastlatinbuilder.cpp
   (deps)	 collationbuilder.cpp
   (deps)	 collationruleparser.cpp
   (deps)	 collationweights.cpp
   (deps)	 collationdatabuilder.cpp
   (deps)	 collationrootelements.cpp
   (deps)	 collationroot.cpp
   (deps)	 rulebasedcollator.cpp
   (deps)	 collationkeys.cpp
   (deps)	 collationfastlatin.cpp
   (deps)	 collationcompare.cpp
   (deps)	 collationsets.cpp
   (deps)	 uitercollationiterator.cpp
   (deps)	 utf8collationiterator.cpp
   (deps)	 utf16collationiterator.cpp
   (deps)	 collationiterator.cpp
   (deps)	 collationfcd.cpp
   (deps)	 collationdatawriter.cpp
   (deps)	 collationdatareader.cpp
   (deps)	 collationtailoring.cpp
   (deps)	 collationdata.cpp
   (deps)	 collationsettings.cpp
   (deps)	 collation.cpp
   (deps)	 ucol_sit.cpp
   (deps)	 ucol_res.cpp
   (deps)	 ucol.cpp
   (deps)	 ucoleitr.cpp
   (deps)	 bocsu.cpp
   (deps)	 sortkey.cpp
   (deps)	 coll.cpp
   (deps)	 coleitr.cpp
   (deps)	 ethpccal.cpp
   (deps)	 dangical.cpp
   (deps)	 coptccal.cpp
   (deps)	 cecal.cpp
   (deps)	 chnsecal.cpp
   (deps)	 indiancal.cpp
   (deps)	 hebrwcal.cpp
   (deps)	 gregoimp.cpp
   (deps)	 japancal.cpp
   (deps)	 islamcal.cpp
   (deps)	 buddhcal.cpp
   (deps)	 persncal.cpp
   (deps)	 taiwncal.cpp
   (deps)	 astro.cpp
   (deps)	 olsontz.cpp
   (deps)	 simpletz.cpp
   (deps)	 timezone.cpp
   (deps)	 gregocal.cpp
   (deps)	 calendar.cpp
   (deps)	 ucal.cpp
   (deps)	 ucsdet.cpp
   (deps)	 unumsys.cpp
   (deps)	 numsys.cpp
   (deps)	 rbnf.cpp
   (deps)	 nfsubs.cpp
   (deps)	 nfrule.cpp
   (deps)	 nfrs.cpp
   (deps)	 udatpg.cpp
   (deps)	 dtptngen.cpp
   (deps)	 udat.cpp
   (deps)	 dtfmtsym.cpp
   (deps)	 reldtfmt.cpp
   (deps)	 smpdtfmt.cpp
   (deps)	 datefmt.cpp
   (deps)	 choicfmt.cpp
   (deps)	 fmtable_cnv.cpp
   (deps)	 dcfmtsym.cpp
   (deps)	 decimfmt.cpp
   (deps)	 unum.cpp
   (deps)	 numfmt.cpp
   (deps)	 umsg.cpp
   (deps)	 msgfmt.cpp
   (deps)	 format.cpp
   (deps)	 fmtable.cpp
   (deps)	 ucln_in.cpp
make[2]: Leaving directory `/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/build/icu-64-2/source/i18n'
make[2]: Entering directory `/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/build/icu-64-2/source/i18n'
   xtensa-buildroot-linux-uclibc-g++	 ...  ucln_in.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  fmtable.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  format.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  msgfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  umsg.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  numfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  unum.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  decimfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  dcfmtsym.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  fmtable_cnv.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  choicfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  datefmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  smpdtfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  reldtfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  dtfmtsym.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  udat.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  dtptngen.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  udatpg.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  nfrs.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  nfrule.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  nfsubs.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rbnf.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  numsys.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  unumsys.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ucsdet.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ucal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  calendar.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  gregocal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  timezone.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  simpletz.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  olsontz.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  astro.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  taiwncal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  buddhcal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  persncal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  islamcal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  japancal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  gregoimp.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  hebrwcal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  indiancal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  chnsecal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  cecal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  coptccal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  dangical.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ethpccal.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  coleitr.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  coll.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  sortkey.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  bocsu.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ucoleitr.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ucol.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ucol_res.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ucol_sit.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collation.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationsettings.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationdata.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationtailoring.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationdatareader.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationdatawriter.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationfcd.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationiterator.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  utf16collationiterator.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  utf8collationiterator.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uitercollationiterator.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationsets.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationcompare.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationfastlatin.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationkeys.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rulebasedcollator.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationroot.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationrootelements.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationdatabuilder.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationweights.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationruleparser.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationbuilder.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  collationfastlatinbuilder.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  listformatter.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ulistformatter.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  strmatch.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  usearch.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  search.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  stsearch.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  translit.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  utrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  esctrn.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  unesctrn.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  funcrepl.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  strrepl.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tridpars.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  cpdtrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rbt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rbt_data.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rbt_pars.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rbt_rule.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rbt_set.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  nultrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  remtrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  casetrn.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  titletrn.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tolowtrn.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  toupptrn.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  anytrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  name2uni.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uni2name.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  nortrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  quant.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  transreg.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  brktrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  regexcmp.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rematch.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  repattrn.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  regexst.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  regextxt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  regeximp.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uregex.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uregexc.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ulocdata.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  measfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  currfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  curramt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  currunit.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  measure.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  utmscale.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  csdetect.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  csmatch.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  csr2022.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  csrecog.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  csrmbcs.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  csrsbcs.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  csrucode.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  csrutf8.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  inputext.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  wintzimpl.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  windtfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  winnmfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  basictz.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  dtrule.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  rbtz.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tzrule.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tztrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  vtzone.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  zonemeta.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  standardplural.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  upluralrules.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  plurrule.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  plurfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  selfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  dtitvfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  dtitvinf.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  udateintervalformat.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tmunit.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tmutamt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tmutfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  currpinf.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uspoof.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uspoof_impl.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uspoof_build.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uspoof_conf.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  smpdtfst.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ztrans.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  zrule.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  vzone.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  fphdlimp.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  fpositer.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  ufieldpositer.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  decNumber.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  decContext.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  alphaindex.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tznames.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tznames_impl.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tzgnames.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  tzfmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  compactdecimalformat.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  gender.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  region.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  scriptset.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  uregion.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  reldatefmt.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  quantityformatter.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  measunit.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  sharedbreakiterator.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  scientificnumberformatter.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  dayperiodrules.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  nounit.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_affixutils.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_compact.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_decimalquantity.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_decimfmtprops.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_fluent.cpp
In file included from double-conversion.h:42,
                 from number_decimalquantity.cpp:19:
double-conversion-utils.h:120:2: error: #error Target architecture was not detected as supported by Double-Conversion.
 #error Target architecture was not detected as supported by Double-Conversion.
  ^~~~~
   xtensa-buildroot-linux-uclibc-g++	 ...  number_formatimpl.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_grouping.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_integerwidth.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_longnames.cpp
   xtensa-buildroot-linux-uclibc-g++	 ...  number_modifiers.cpp
*** Failed compilation command follows: ----------------------------------------------------------
/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/host/bin/xtensa-buildroot-linux-uclibc-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_REENTRANT -DU_HAVE_ELF_H=1 -DU_HAVE_STRTOD_L=1 -DU_HAVE_XLOCALE_H=1 -I. -I../common -DU_ATTRIBUTE_DEPRECATED= -DU_I18N_IMPLEMENTATION -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -mlongcalls -mauto-litpools -O2 -pedantic -Wpointer-arith -Wwrite-strings -Wno-long-long -std=c++11 -c -DPIC -fPIC -o number_decimalquantity.o number_decimalquantity.cpp
--- ( rebuild with "/usr/bin/make VERBOSE=1 all" to show all parameters ) --------
make[2]: *** [number_decimalquantity.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: Leaving directory `/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/build/icu-64-2/source/i18n'
make[1]: *** [all-recursive] Error 2
make[1]: Leaving directory `/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/build/icu-64-2/source'
make: *** [/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/output/build/icu-64-2/.stamp_built] Error 2
make: Leaving directory `/usr/lfs/hdd_v1/rc-buildroot-test/scripts/instance-1/buildroot'