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)