Snippets for icu 78.1 from Alpine ppc64le

Sourced from https://build.alpinelinux.org/buildlogs/build-edge-ppc64le/main/icu/icu-78.1-r0.log.

cecal.cpp:133:38: warning: 'eyear' may be used uninitialized [-Wmaybe-uninitialized]
  133 |     int32_t year = extendedYearToYear(eyear);
      |                    ~~~~~~~~~~~~~~~~~~^~~~~~~

unicode/calendar.h:2573:20: warning: 'month' may be used uninitialized [-Wmaybe-uninitialized]
 2573 |     fFields[field] = value;
      |     ~~~~~~~~~~~~~~~^~~~~~~

unicode/calendar.h:2573:20: warning: 'day' may be used uninitialized [-Wmaybe-uninitialized]
 2573 |     fFields[field] = value;
      |     ~~~~~~~~~~~~~~~^~~~~~~

unicode/calendar.h:2573:20: warning: 'doy' may be used uninitialized [-Wmaybe-uninitialized]
 2573 |     fFields[field] = value;
      |     ~~~~~~~~~~~~~~~^~~~~~~

collationiterator.h:91:23: warning: '((const icu_78::CollationData*)((char*)this + 112))[2].icu_78::CollationData::trie' is used uninitialized [-Wuninitialized]
   91 |             : trie(d->trie),
      |                    ~~~^~~~

number_mapper.cpp:135:49: warning: 'currencyUsage' may be used uninitialized [-Wmaybe-uninitialized]
  135 |         precision = Precision::constructCurrency(currencyUsage).withCurrency(currency);
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~

cecal.cpp:133:38: warning: 'eyear' may be used uninitialized [-Wmaybe-uninitialized]
  133 |     int32_t year = extendedYearToYear(eyear);
      |                    ~~~~~~~~~~~~~~~~~~^~~~~~~

unicode/calendar.h:2573:20: warning: 'month' may be used uninitialized [-Wmaybe-uninitialized]
 2573 |     fFields[field] = value;
      |     ~~~~~~~~~~~~~~~^~~~~~~

unicode/calendar.h:2573:20: warning: 'day' may be used uninitialized [-Wmaybe-uninitialized]
 2573 |     fFields[field] = value;
      |     ~~~~~~~~~~~~~~~^~~~~~~

unicode/calendar.h:2573:20: warning: 'doy' may be used uninitialized [-Wmaybe-uninitialized]
 2573 |     fFields[field] = value;
      |     ~~~~~~~~~~~~~~~^~~~~~~

collationiterator.h:91:23: warning: '((const icu_78::CollationData*)((char*)this + 112))[2].icu_78::CollationData::trie' is used uninitialized [-Wuninitialized]
   91 |             : trie(d->trie),
      |                    ~~~^~~~

number_mapper.cpp:135:49: warning: 'currencyUsage' may be used uninitialized [-Wmaybe-uninitialized]
  135 |         precision = Precision::constructCurrency(currencyUsage).withCurrency(currency);
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~

pkgdata.cpp:1674:33: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size between 4006 and 4095 [-Wformat-truncation=]
 1674 |                             "%s_%s",
      |                                 ^~
 1675 |                             DATA_PREFIX[n],
 1676 |                             newNameTmp);
      |                             ~~~~~~~~~~

pkgdata.cpp:1231:38: warning: ' ' directive output may be truncated writing 1 byte into a region of size between 0 and 16383 [-Wformat-truncation=]
 1231 |     snprintf(cmd, sizeof(cmd), "%s %s %s", pkgDataFlags[INSTALL_CMD], fileName, installDir);
      |                                      ^