https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97447
Bug ID: 97447 Summary: During IPA pass: modref: ICE on gcc.dg/atomic/pr65345-4.c Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: vvinayag at arm dot com Target Milestone: --- The test gcc.dg/atomic/pr65345-4.c causes ICE on arm-none-linux-gnueabihf and aarch64-none-linux-gnu. On aarch64-none-linux-gnu: spawn /obj/gcc/gcc/xgcc /src/gcc/gcc/testsuite/gcc.dg/atomic/pr65345-4.c -L/obj/gcc/aarch64-none-linux-gnu/./libatomic/.libs -latomic -fdiagnostics-plain-output -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects -S -o pr65345-4.s during IPA pass: modref /src/gcc/gcc/testsuite/gcc.dg/atomic/pr65345-4.c:58:1: internal compiler error: tree code 'ssa_name' is not supported in LTO streams 0xba17d3 lto_write_tree /src/gcc/gcc/lto-streamer-out.c:554 0xba17d3 lto_output_tree_1 /src/gcc/gcc/lto-streamer-out.c:592 0xba9c6f DFS::DFS(output_block*, tree_node*, bool, bool, bool) /src/gcc/gcc/lto-streamer-out.c:892 0xbaaf4f lto_output_tree(output_block*, tree_node*, bool, bool) /src/gcc/gcc/lto-streamer-out.c:1853 0xba07af write_global_stream /src/gcc/gcc/lto-streamer-out.c:2846 0xbadb73 lto_output_decl_state_streams(output_block*, lto_out_decl_state*) /src/gcc/gcc/lto-streamer-out.c:2893 0xbadb73 produce_asm_for_decls() /src/gcc/gcc/lto-streamer-out.c:3287 0xc38cef write_lto /src/gcc/gcc/passes.c:2624 0xc38cef ipa_write_summaries_1 /src/gcc/gcc/passes.c:2685 0xc38cef ipa_write_summaries() /src/gcc/gcc/passes.c:2740 0x899f63 ipa_passes /src/gcc/gcc/cgraphunit.c:2690 0x899f63 symbol_table::compile() /src/gcc/gcc/cgraphunit.c:2777 0x89c59b symbol_table::compile() /src/gcc/gcc/cgraphunit.c:2757 0x89c59b symbol_table::finalize_compilation_unit() /src/gcc/gcc/cgraphunit.c:3022 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. compiler exited with status 1 Build:aarch64-none-linux-gnu Host:aarch64-none-linux-gnu Target:aarch64-none-linux-gnu