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From: "zsojka at seznam dot cz" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/100978] New: [10/11/12 Regression] ICE: qsort checking failed: qsort comparator non-negative on sorted output: 1 with -O3 -frename-registers -fno-sched-critical-path-heuristic -fsched2-use-superblocks Date: Tue, 08 Jun 2021 18:29:28 +0000 [thread overview] Message-ID: <bug-100978-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100978 Bug ID: 100978 Summary: [10/11/12 Regression] ICE: qsort checking failed: qsort comparator non-negative on sorted output: 1 with -O3 -frename-registers -fno-sched-critical-path-heuristic -fsched2-use-superblocks Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Created attachment 50966 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50966&action=edit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -O3 -frename-registers -fno-sched-critical-path-heuristic -fsched2-use-superblocks testcase.c testcase.c: In function 'foo': testcase.c:21:1: error: qsort comparator non-negative on sorted output: 1 21 | } | ^ during RTL pass: sched2 testcase.c:21:1: internal compiler error: qsort checking failed 0xa1bf87 qsort_chk_error /repo/gcc-trunk/gcc/vec.c:214 0xa1c093 qsort_chk(void*, unsigned long, unsigned long, int (*)(void const*, void const*, void*), void*) /repo/gcc-trunk/gcc/vec.c:256 0x1d79fb5 gcc_qsort(void*, unsigned long, unsigned long, int (*)(void const*, void const*)) /repo/gcc-trunk/gcc/sort.cc:270 0x1bd83c0 ready_sort_real /repo/gcc-trunk/gcc/haifa-sched.c:3095 0x1be09c5 ready_sort /repo/gcc-trunk/gcc/haifa-sched.c:3111 0x1be09c5 schedule_block(basic_block_def**, void*) /repo/gcc-trunk/gcc/haifa-sched.c:6709 0x1cb32ab schedule_ebb(rtx_insn*, rtx_insn*, bool) /repo/gcc-trunk/gcc/sched-ebb.c:536 0x1cb39d2 schedule_ebbs() /repo/gcc-trunk/gcc/sched-ebb.c:655 0x1015b2c rest_of_handle_sched2 /repo/gcc-trunk/gcc/sched-rgn.c:3740 0x1015b2c execute /repo/gcc-trunk/gcc/sched-rgn.c:3878 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. $ x86_64-pc-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=/repo/gcc-trunk/binary-latest/bin/x86_64-pc-linux-gnu-gcc COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r12-1295-20210608150918-g7a56d3d3e99-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/12.0.0/lto-wrapper Target: x86_64-pc-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 --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --target=x86_64-pc-linux-gnu --with-ld=/usr/bin/x86_64-pc-linux-gnu-ld --with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r12-1295-20210608150918-g7a56d3d3e99-checking-yes-rtl-df-extra-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 12.0.0 20210608 (experimental) (GCC)
next reply other threads:[~2021-06-08 18:29 UTC|newest] Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-06-08 18:29 zsojka at seznam dot cz [this message] 2021-06-09 6:47 ` [Bug rtl-optimization/100978] " rguenth at gcc dot gnu.org 2021-12-28 10:43 ` pinskia at gcc dot gnu.org
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