https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98276
Bug ID: 98276 Summary: ICE in want_to_gcse_p, at gcse.c:808 with --param=gcse-cost-distance-ratio > 2^31 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: acoplan at gcc dot gnu.org Target Milestone: --- $ cat test.c int a; int c(void); int b() { a && c(); } $ aarch64-elf-gcc -c -Os --param=gcse-cost-distance-ratio=2147483648 test.c during RTL pass: hoist test.c: In function 'b': test.c:3:21: internal compiler error: in want_to_gcse_p, at gcse.c:808 3 | int b() { a && c(); } | ^ 0xa4f8bb want_to_gcse_p /home/alecop01/toolchain/src/gcc/gcc/gcse.c:808 0xa4f9f7 hash_scan_set /home/alecop01/toolchain/src/gcc/gcc/gcse.c:1272 0xa4fe88 hash_scan_insn /home/alecop01/toolchain/src/gcc/gcc/gcse.c:1368 0xa4fe88 compute_hash_table_work /home/alecop01/toolchain/src/gcc/gcc/gcse.c:1551 0xa4fe88 compute_hash_table /home/alecop01/toolchain/src/gcc/gcc/gcse.c:1597 0xa50481 one_code_hoisting_pass /home/alecop01/toolchain/src/gcc/gcc/gcse.c:3549 0xa50481 execute_rtl_hoist /home/alecop01/toolchain/src/gcc/gcc/gcse.c:4043 0xa50481 execute /home/alecop01/toolchain/src/gcc/gcc/gcse.c:4124 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. Presumably this --param should have a more restricted range?