[Bug debug/113519] New: ICE: in replace_child, at dwarf2out.cc:5704 with -g -mbig-endian -fsso-struct=little-endian -fdebug-types-section

["zsojka at seznam dot cz" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113519

            Bug ID: 113519
           Summary: ICE: in replace_child, at dwarf2out.cc:5704 with -g
                    -mbig-endian -fsso-struct=little-endian
                    -fdebug-types-section
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: debug
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz
  Target Milestone: ---
              Host: x86_64-pc-linux-gnu
            Target: riscv64-unknown-linux-gnu

Created attachment 57171
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57171&action=edit
reduced testcase

Compiler output:
$ riscv64-unknown-linux-gnu-gcc -g -mbig-endian -fsso-struct=little-endian
-fdebug-types-section testcase.c 
testcase.c:4:1: internal compiler error: in replace_child, at dwarf2out.cc:5704
    4 | } s;
      | ^
0xa15089 replace_child
        /repo/gcc-trunk/gcc/dwarf2out.cc:5704
0x123fd37 remove_child_or_replace_with_skeleton
        /repo/gcc-trunk/gcc/dwarf2out.cc:8625
0x123fd37 break_out_comdat_types
        /repo/gcc-trunk/gcc/dwarf2out.cc:8772
0x126da3d dwarf2out_early_finish
        /repo/gcc-trunk/gcc/dwarf2out.cc:33096
0x11cb11f symbol_table::finalize_compilation_unit()
        /repo/gcc-trunk/gcc/cgraphunit.cc:2579
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.

$ riscv64-unknown-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-riscv64/bin/riscv64-unknown-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r14-8284-20240119180625-g54519030b05-checking-yes-rtl-df-extra-riscv64/bin/../libexec/gcc/riscv64-unknown-linux-gnu/14.0.1/lto-wrapper
Target: riscv64-unknown-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--with-cloog --with-ppl --with-isl --with-isa-spec=2.2
--with-sysroot=/usr/riscv64-unknown-linux-gnu --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --target=riscv64-unknown-linux-gnu
--with-ld=/usr/bin/riscv64-unknown-linux-gnu-ld
--with-as=/usr/bin/riscv64-unknown-linux-gnu-as --disable-multilib
--disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r14-8284-20240119180625-g54519030b05-checking-yes-rtl-df-extra-riscv64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240119 (experimental) (GCC)