[Bug gdb/21170] New: Selected architecture arm is not compatible with reported target architecture i386:x86-64

["info at muratkaya dot com.tr" <sourceware-bugzilla at sourceware dot org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=21170

            Bug ID: 21170
           Summary: Selected architecture arm is not compatible with
                    reported target architecture i386:x86-64
           Product: gdb
           Version: 7.12.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: gdb
          Assignee: unassigned at sourceware dot org
          Reporter: info at muratkaya dot com.tr
  Target Milestone: ---

##### SOURCE CODE ###########
root@mksecurity:~# cat arm.c

    #include <stdio.h>

    void foo(const char *s) {

        printf("%s", s);
    }

    int main(void) {
        foo("Hello World");
        return 0;
     }

#### READELF INFORMATION #######
root@mksecurity:~# arm-linux-gnueabihf-readelf -h arm.bin
ELF Header:
  Magic:   7f 45 4c 46 01 01 01 00 00 00 00 00 00 00 00 00 
  Class:                             ELF32
  Data:                              2's complement, little endian
  Version:                           1 (current)
  OS/ABI:                            UNIX - System V
  ABI Version:                       0
  Type:                              DYN (Shared object file)
  Machine:                           ARM
  Version:                           0x1
  Entry point address:               0x495
  Start of program headers:          52 (bytes into file)
  Start of section headers:          9556 (bytes into file)
  Flags:                             0x5000400, Version5 EABI, hard-float ABI
  Size of this header:               52 (bytes)
  Size of program headers:           32 (bytes)
  Number of program headers:         9
  Size of section headers:           40 (bytes)
  Number of section headers:         36
  Section header string table index: 35

###### DEBUGGING #########

gdb-peda$ r
Starting program: /root/arm.bin 
warning: Selected architecture arm is not compatible with reported target
architecture i386:x86-64
warning: Architecture rejected target-supplied description
/build/gdb-A87voC/gdb-7.12/gdb/i387-tdep.c:919: internal-error: void
i387_supply_xsave(regcache*, int, const void*): Assertion `tdep->st0_regnum >=
I386_ST0_REGNUM' failed.
A problem internal to GDB has been detected,
further debugging may prove unreliable.

This is a bug, please report it.  For instructions, see:
<http://www.gnu.org/software/gdb/bugs/>.

Aborted (core dumped)

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