https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90282
Bug ID: 90282
Summary: internal compiler error: qsort checking failed in
snapshot-20190429
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: jason.duerstock at gmail dot com
Target Milestone: ---
/home/jason/gcc-snapshot-20190429/build/./prev-gcc/xg++
-B/home/jason/gcc-snapshot-20190429/build/./prev-gcc/
-B/usr/lib/gcc-snapshot/ia64-linux-gnu/bin/ -nostdinc++
-B/home/jason/gcc-snapshot-20190429/build/prev-ia64-linux-gnu/libstdc++-v3/src/.libs
-B/home/jason/gcc-snapshot-20190429/build/prev-ia64-linux-gnu/libstdc++-v3/libsupc++/.libs
-I/home/jason/gcc-snapshot-20190429/build/prev-ia64-linux-gnu/libstdc++-v3/include/ia64-linux-gnu
-I/home/jason/gcc-snapshot-20190429/build/prev-ia64-linux-gnu/libstdc++-v3/include
-I/home/jason/gcc-snapshot-20190429/src/libstdc++-v3/libsupc++
-L/home/jason/gcc-snapshot-20190429/build/prev-ia64-linux-gnu/libstdc++-v3/src/.libs
-L/home/jason/gcc-snapshot-20190429/build/prev-ia64-linux-gnu/libstdc++-v3/libsupc++/.libs
-fno-PIE -c -DUSE_LIBUNWIND_EXCEPTIONS -g -O2 -fno-checking -gtoggle -DIN_GCC
-fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall
-Wno-narrowing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute
-Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros
-Wno-overlength-strings -fno-common -DHAVE_CONFIG_H -I. -I. -I../../src/gcc
-I../../src/gcc/. -I../../src/gcc/../include -I../../src/gcc/../libcpp/include
-I../../src/gcc/../libdecnumber -I../../src/gcc/../libdecnumber/dpd
-I../libdecnumber -I../../src/gcc/../libbacktrace -o cselib.o -MT cselib.o
-MMD -MP -MF ./.deps/cselib.TPo ../../src/gcc/cselib.c
../../src/gcc/cselib.c: In function 'int rtx_equal_for_cselib_1(rtx, rtx,
machine_mode, int)':
../../src/gcc/cselib.c:1044:1: error: qsort comparator non-negative on sorted
output: 1
1044 | }
| ^
during RTL pass: mach
../../src/gcc/cselib.c:1044:1: internal compiler error: qsort checking failed
cc1plus(9051): unaligned access to 0x2000000002b302d4, ip=0x4000000004240841
cc1plus(9051): unaligned access to 0x2000000002b302d4, ip=0x4000000004240910
cc1plus(9051): unaligned access to 0x2000000002b302d4, ip=0x40000000042409b0
cc1plus(9051): unaligned access to 0x2000000002b3e6be, ip=0x4000000004240751
cc1plus(9051): unaligned access to 0x2000000002b3e6c6, ip=0x4000000004240841
0x400000000409cc2f qsort_chk_error
../../src/gcc/vec.c:211
0x400000000409db2f qsort_chk(void*, unsigned long, unsigned long, int (*)(void
const*, void const*))
../../src/gcc/vec.c:254
0x400000000415b3ef gcc_qsort(void*, unsigned long, unsigned long, int (*)(void
const*, void const*))
../../src/gcc/sort.cc:238
0x4000000003cc658f ready_sort_real
../../src/gcc/haifa-sched.c:3097
0x4000000003cc66df ready_sort
../../src/gcc/haifa-sched.c:3113
0x4000000003ce2ecf schedule_block(basic_block_def**, void*)
../../src/gcc/haifa-sched.c:6700
0x4000000003efcfaf schedule_ebb(rtx_insn*, rtx_insn*, bool)
../../src/gcc/sched-ebb.c:537
0x4000000003efdd1f schedule_ebbs()
../../src/gcc/sched-ebb.c:656
0x400000000317624f ia64_reorg
../../src/gcc/config/ia64/ia64.c:9852
0x4000000002201f5f execute
../../src/gcc/reorg.c:3992
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <file:///usr/share/doc/gcc-snapshot/README.Bugs> for instructions.
