https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115017
Bug ID: 115017 Summary: [15 Regression] Ranger ICE Product: gcc Version: 15.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: law at gcc dot gnu.org Target Milestone: --- Created attachment 58153 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58153&action=edit Testcase, compile with -O2 on avr-elf Recent work in Ranger seems to be causing an ICE on the avr-elf port. Using a cross compiler for avr-elf compile the attached testcase with -O2 to trigger this abort: ../../../../..//avr-libc-2.1.0/libc/time/strftime.c: In function ‘pgm_copystring’: ../../../../..//avr-libc-2.1.0/libc/time/strftime.c:322:1: internal compiler error: in alloc, at value-range-storage.cc:598 0x77a5d2 prange_storage::alloc(vrange_internal_alloc&, prange const&) /home/jlaw/test/gcc/gcc/value-range-storage.cc:598 0x180dde6 ssa_cache::set_range(tree_node*, vrange const&) /home/jlaw/test/gcc/gcc/gimple-range-cache.cc:610 0x1814574 ranger_cache::get_global_range(vrange&, tree_node*, bool&) /home/jlaw/test/gcc/gcc/gimple-range-cache.cc:1058 0x18081f3 gimple_ranger::range_of_stmt(vrange&, gimple*, tree_node*) /home/jlaw/test/gcc/gcc/gimple-range.cc:323 0x18068de gimple_ranger::range_on_entry(vrange&, basic_block_def*, tree_node*) /home/jlaw/test/gcc/gcc/gimple-range.cc:171 0x1806ce2 gimple_ranger::range_on_exit(vrange&, basic_block_def*, tree_node*) /home/jlaw/test/gcc/gcc/gimple-range.cc:208 0x180bcfa gimple_ranger::range_on_edge(vrange&, edge_def*, tree_node*) /home/jlaw/test/gcc/gcc/gimple-range.cc:253 0x1207eab range_query::value_on_edge(edge_def*, tree_node*) /home/jlaw/test/gcc/gcc/value-query.cc:105 0x11d326f rvrp_folder::value_on_edge(edge_def*, tree_node*) /home/jlaw/test/gcc/gcc/tree-vrp.cc:990 0x10b97bb substitute_and_fold_engine::propagate_into_phi_args(basic_block_def*) /home/jlaw/test/gcc/gcc/tree-ssa-propagate.cc:746 0x10b9f43 substitute_and_fold_dom_walker::before_dom_children(basic_block_def*) /home/jlaw/test/gcc/gcc/tree-ssa-propagate.cc:954 0x17af12e dom_walker::walk(basic_block_def*) /home/jlaw/test/gcc/gcc/domwalk.cc:311 0x10b90b5 substitute_and_fold_engine::substitute_and_fold(basic_block_def*) /home/jlaw/test/gcc/gcc/tree-ssa-propagate.cc:999 0x11d077a execute_ranger_vrp(function*, bool, bool) /home/jlaw/test/gcc/gcc/tree-vrp.cc:1066