[Bug gdb/26758] New: gdb master fails to build on Cygwin

[Bug gdb/26758] New: gdb master fails to build on Cygwin

[joel.sherrill at oarcorp dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=26758

            Bug ID: 26758
           Summary: gdb master fails to build on Cygwin
           Product: gdb
           Version: HEAD
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: gdb
          Assignee: unassigned at sourceware dot org
          Reporter: joel.sherrill at oarcorp dot com
  Target Milestone: ---

Hash: 

22cc388e2b940608d4d759dc61c0335cfc621de1 (19 Oct 2020 master

Output:

configure && make

make[2]: Entering directory '/home/jrs007/test-gcc/b-native/gdbserver'
  CXX    server.o
../../binutils-gdb/gdbserver/server.cc: In function ‘void
handle_general_set(char*)’:
../../binutils-gdb/gdbserver/server.cc:832:12: error: ‘sprintf’ argument 3
overlaps destination object ‘own_buf’ [-Werror=restrict]
  832 |    sprintf (own_buf, "E.Unknown thread-events mode requested: %s\n",
      |    ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  833 |      mode);
      |      ~~~~~
../../binutils-gdb/gdbserver/server.cc:553:27: note: destination object
referenced by ‘restrict’-qualified argument 1 was declared here
  553 | handle_general_set (char *own_buf)
      |                     ~~~~~~^~~~~~~

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[Bug gdb/26758] gdb master fails to build on Cygwin

[cbiesinger at google dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=26758

Christian Biesinger <cbiesinger at google dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |cbiesinger at google dot com

--- Comment #1 from Christian Biesinger <cbiesinger at google dot com> ---
This works for me (gcc 9.3.0). What's your gcc version?

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[Bug gdb/26758] gdb master fails to build on Cygwin

[cbiesinger at google dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=26758

Christian Biesinger <cbiesinger at google dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
                 CC|                            |simark at simark dot ca
         Resolution|---                         |FIXED

--- Comment #2 from Christian Biesinger <cbiesinger at google dot com> ---
Fixed by simark in 4dbe16c8115

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[Bug gdb/26758] gdb master fails to build on Cygwin

[joel.sherrill at oarcorp dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=26758

--- Comment #3 from Joel Sherrill <joel.sherrill at oarcorp dot com> ---
Thanks for fixing this. 

I wanted to confirm it is fixed and report back the gcc version for posterity.

(In reply to Christian Biesinger from comment #1)
> This works for me (gcc 9.3.0). What's your gcc version?

$ gcc --version
gcc (GCC) 10.2.0
Copyright (C) 2020 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

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