[Bug binutils/23146] New: Many targets won't build with GCC 8

[hjl.tools at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=23146

            Bug ID: 23146
           Summary: Many targets won't build with GCC 8
           Product: binutils
           Version: 2.31 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: hjl.tools at gmail dot com
  Target Milestone: ---

Many targets, like ia64-linux, won't build with GCC 8:

/export/gnu/import/git/toolchain/src/binutils/bfd/cofflink.c: In function
\u2018_bfd_coff_link_input_bfd\u2019:
/export/gnu/import/git/toolchain/src/binutils/bfd/cofflink.c:1842:8: error:
\u2018__builtin_strcmp\u2019 argument 1 declared attribute
\u2018nonstring\u2019 [-Werror=stringop-overflow=]
     && strncmp (isym.n_name, ".bf", sizeof isym.n_name) != 0
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from
/export/gnu/import/git/toolchain/src/binutils/bfd/cofflink.c:28:
/export/gnu/import/git/toolchain/src/binutils/bfd/../include/coff/internal.h:469:10:
note: argument \u2018_n_name\u2019 declared here
     char _n_name[SYMNMLEN] ATTRIBUTE_NONSTRING; /* old COFF version */
          ^~~~~~~
cc1: all warnings being treated as errors

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