https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109036
Bug ID: 109036 Summary: [13 Regression] ICE in get_partitioning_class, at symtab.cc:2096 Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: lto Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com CC: marxin at gcc dot gnu.org Target Milestone: --- gcc 13.0.1. 20230305 snapshot (g:6aa1f40a3263741d964ef4716e85a0df5cec83b6) ICEs when compiling the attached testcase from Neil Carlson's Fortran Compiler Tests repository[1] w/ -flto: % gfortran-13 -flto -c gfortran-20200402-file1.f90 gfortran-20200402-file2.f90 during IPA pass: modref gfortran-20200402-file2.f90:39:3: internal compiler error: in get_partitioning_class, at symtab.cc:2096 39 | end | ^ 0x6ba8c1 symtab_node::get_partitioning_class() /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/symtab.cc:2096 0xdeb0b7 lto_output_varpool_node /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/lto-cgraph.cc:631 0xdeb0b7 output_symtab() /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/lto-cgraph.cc:999 0xe0295c lto_output() /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/lto-streamer-out.cc:2825 0xe8f601 write_lto /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/passes.cc:2777 0xe8f601 ipa_write_summaries_1 /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/passes.cc:2841 0xe8f601 ipa_write_summaries() /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/passes.cc:2897 0xac9392 ipa_passes /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/cgraphunit.cc:2249 0xac9392 symbol_table::compile() /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/cgraphunit.cc:2322 0xacbc17 symbol_table::compile() /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/cgraphunit.cc:2302 0xacbc17 symbol_table::finalize_compilation_unit() /var/tmp/portage/sys-devel/gcc-13.0.1_p20230305/work/gcc-13-20230305/gcc/cgraphunit.cc:2574 [1] https://github.com/nncarlson/fortran-compiler-tests