Snippets for pcre2 10.47 from Fedora s390x

Sourced from https://kojipkgs.fedoraproject.org/packages/pcre2/10.47/1.fc44.1/data/logs/s390x/build.log.

src/pcre2grep.c:599:5: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  599 | col = strstr(gc, "ms=");
      |     ^

src/pcre2grep.c:600:22: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  600 | if (col == NULL) col = strstr(gc, "mt=");
      |                      ^

src/pcre2grep.c:1312:20: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1312 |     char *equals = strchr(op->long_name, '=');
      |                    ^~~~~~

src/pcre2grep.c:4010:21: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 4010 |       char *opbra = strchr(op->long_name, '(');
      |                     ^~~~~~

src/pcre2grep.c:4011:22: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 4011 |       char *equals = strchr(op->long_name, '=');
      |                      ^~~~~~

src/../deps/sljit/sljit_src/sljitNativeS390X.c:129:23: warning: array subscript -1 is below array bounds of 'const sljit_u8[17]' [-Warray-bounds=]
  129 |         return reg_map[r];
      |                ~~~~~~~^~~

src/../deps/sljit/sljit_src/sljitNativeS390X.c:129:23: warning: array subscript -1 is below array bounds of 'const sljit_u8[17]' [-Warray-bounds=]
  129 |         return reg_map[r];
      |                ~~~~~~~^~~

src/../deps/sljit/sljit_src/sljitNativeS390X.c:129:23: warning: array subscript -1 is below array bounds of 'const sljit_u8[17]' [-Warray-bounds=]
  129 |         return reg_map[r];
      |                ~~~~~~~^~~