[Bug bootstrap/78453] New: arm-none-linux-gnueabihf bootstrap failed with revision 242549

["amker at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78453

            Bug ID: 78453
           Summary: arm-none-linux-gnueabihf bootstrap failed with
                    revision 242549
           Product: gcc
           Version: 7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
          Assignee: unassigned at gcc dot gnu.org
          Reporter: amker at gcc dot gnu.org
  Target Milestone: ---

Hi,
After revision 242549, arm-linux-gnueabihf bootstrap failed with below message:

../../gcc/gcc/edit-context.c: In member function 'void
edit_context::print_diff(pretty_printer*, bool)':
../../gcc/gcc/edit-context.c:299:1: error: insn does not satisfy its
constraints:
 }
 ^
(insn 69 17 25 3 (set (mem/f/c:DI (plus:SI (reg/f:SI 13 sp)
                (const_int 8 [0x8])) [39 c.m_outer_cb+0 S8 A64])
        (reg:DI 12 ip)) "../../gcc/gcc/typed-splay-tree.h":56 633
{*movdi_vfp_cortexa8}
     (nil))
../../gcc/gcc/edit-context.c:299:1: internal compiler error: in
extract_constrain_insn, at recog.c:2213
0xa38f27 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
        ../../gcc/gcc/rtl-error.c:108
0xa38f69 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
        ../../gcc/gcc/rtl-error.c:119
0x9f7055 extract_constrain_insn(rtx_insn*)
        ../../gcc/gcc/recog.c:2213
0x9fc5bf copyprop_hardreg_forward_1
        ../../gcc/gcc/regcprop.c:794
0x9fd76b execute
        ../../gcc/gcc/regcprop.c:1301
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.

GCC is configured as:
../gcc/configure --prefix=/.../target --disable-libssp --disable-libgomp
--disable-libsanitizer --disable-libitm --disable-atomic
--enable-languages=c,c++ --with-arch=armv7-a --with-fpu=neon --with-float=hard