[Bug bootstrap/100411] New: GCC 11 branch bootstrap ICE on x86_w64-w64-mingw32

[lh_mouse at 126 dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100411

            Bug ID: 100411
           Summary: GCC 11 branch bootstrap ICE on x86_w64-w64-mingw32
           Product: gcc
           Version: 11.1.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
          Assignee: unassigned at gcc dot gnu.org
          Reporter: lh_mouse at 126 dot com
  Target Milestone: ---

(i686-w64-mingw32 succeeded.)

/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/./prev-gcc/xg++
-B/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/./prev-gcc/
-B/mingw64/x86_64-w64-mingw32/bin/ -nostdinc++
-B/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/prev-x86_64-w64-mingw32/libstdc++-v3/src/.libs
-B/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/prev-x86_64-w64-mingw32/libstdc++-v3/libsupc++/.libs

-I/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/prev-x86_64-w64-mingw32/libstdc++-v3/include/x86_64-w64-mingw32

-I/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/prev-x86_64-w64-mingw32/libstdc++-v3/include

-I/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/gcc/libstdc++-v3/libsupc++
-L/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/prev-x86_64-w64-mingw32/libstdc++-v3/src/.libs
-L/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/prev-x86_64-w64-mingw32/libstdc++-v3/libsupc++/.libs
 -fno-PIE -c   -g -O2 -D__USE_MINGW_ACCESS -Wno-pedantic-ms-format
-fno-checking -gtoggle -D__USE_MINGW_ACCESS -DIN_GCC     -fno-exceptions
-fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wno-error=format-diag -Wmissing-format-attribute
-Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros
-Wno-overlength-strings   -DHAVE_CONFIG_H -I. -I. -I../../gcc/gcc
-I../../gcc/gcc/. -I../../gcc/gcc/../include -I../../gcc/gcc/../libcpp/include
-I../../gcc/gcc/../libcody -I/mingw64/include -I/mingw64/include
-I/mingw64/include  -I../../gcc/gcc/../libdecnumber
-I../../gcc/gcc/../libdecnumber/bid -I../libdecnumber
-I../../gcc/gcc/../libbacktrace -I/mingw64/include -D__USE_MINGW_ANSI_STDIO=1
-I/mingw64/include -o tree-sra.o -MT tree-sra.o -MMD -MP -MF
./.deps/tree-sra.TPo ../../gcc/gcc/tree-sra.c
during RTL pass: final
../../gcc/gcc/tree-sra.c: In function 'bool
path_comparable_for_same_access(tree)':
../../gcc/gcc/tree-sra.c:1983:1: internal compiler error: in
seh_emit_stackalloc, at config/i386/winnt.c:1056
 1983 | }
      | ^
libbacktrace could not find executable to open
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc-mcf.lhmouse.com/> for instructions.
make[3]: *** [Makefile:1142: tree-sra.o] Error 1
make[3]: Leaving directory
'/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32/gcc'
make[2]: *** [Makefile:4833: all-stage2-gcc] Error 2
make[2]: Leaving directory
'/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32'
make[1]: *** [Makefile:24280: stage2-bubble] Error 2
make[1]: Leaving directory
'/d/lh_mouse/GitHub/MINGW-packages-dev/mingw-w64-gcc-git/src/build-x86_64-w64-mingw32'
make: *** [Makefile:1013: all] Error 2