https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120145
--- Comment #23 from Kirill A. Korinsky <kirill at korins dot ky> ---
Eric, I have removed this line from patches and rebuild the same commit.
It fails as well.
(gdb) r
Starting program: /usr/ports/pobj/gcc-8.4.0/build-sparc64/gcc/cc1plus -nostdinc
-v -iprefix
/usr/ports/pobj/gcc-8.4.0/build-sparc64/gcc/../lib/gcc/sparc64-unknown-openbsd/10.0.0/
-isystem /usr/ports/pobj/gcc-8.4.0/build-sparc64/./gcc/include -isystem
/usr/ports/pobj/gcc-8.4.0/build-sparc64/./gcc/include-fixed -D__sparc_v9__
/dev/null -dumpbase null -mcpu=ultrasparc -auxbase-strip /dev/null -version
-fself-test=/usr/ports/pobj/gcc-8.4.0/gcc-a8b98e2fc074dfb6c9419efbe70ce4021a04f356/gcc/testsuite/selftests
-o /dev/null
GNU C++14 (GCC) version 10.0.0 20190613 (experimental)
(sparc64-unknown-openbsd)
compiled by GNU C version 8.4.0, GMP version 6.3.0, MPFR version 4.2.2,
MPC version 1.2.1, isl version none
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
#include "..." search starts here:
#include <...> search starts here:
/usr/ports/pobj/gcc-8.4.0/build-sparc64/./gcc/include
/usr/ports/pobj/gcc-8.4.0/build-sparc64/./gcc/include-fixed
End of search list.
GNU C++14 (GCC) version 10.0.0 20190613 (experimental)
(sparc64-unknown-openbsd)
compiled by GNU C version 8.4.0, GMP version 6.3.0, MPFR version 4.2.2,
MPC version 1.2.1, isl version none
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
options passed: -nostdinc -v
-iprefix
/usr/ports/pobj/gcc-8.4.0/build-sparc64/gcc/../lib/gcc/sparc64-unknown-openbsd/10.0.0/
-isystem /usr/ports/pobj/gcc-8.4.0/build-sparc64/./gcc/include
-isystem /usr/ports/pobj/gcc-8.4.0/build-sparc64/./gcc/include-fixed
-D__sparc_v9__ /dev/null -mcpu=ultrasparc -auxbase-strip /dev/null
-fself-test=/usr/ports/pobj/gcc-8.4.0/gcc-a8b98e2fc074dfb6c9419efbe70ce4021a04f356/gcc/testsuite/selftests
options enabled: -fPIC -fPIE -faggressive-loop-optimizations
-fassume-phsa -fauto-inc-dec -fcommon -fdelete-null-pointer-checks
-fearly-inlining -feliminate-unused-debug-symbols
-feliminate-unused-debug-types -fexceptions -ffp-int-builtin-inexact
-ffunction-cse -fgcse-lm -fgnu-runtime -fgnu-unique -fident
-finline-atomics -fipa-stack-alignment -fira-hoist-pressure
-fira-share-spill-slots -fivopts -fkeep-static-consts -fleading-underscore
-flifetime-dse -fmath-errno -fmerge-debug-strings -fpeephole -fplt
-fprefetch-loop-arrays -freg-struct-return -fsched-critical-path-heuristic
-fsched-dep-count-heuristic -fsched-group-heuristic -fsched-interblock
-fsched-last-insn-heuristic -fsched-rank-heuristic -fsched-spec
-fsched-spec-insn-heuristic -fsched-stalled-insns-dep -fschedule-fusion
-fsemantic-interposition -fshow-column -fshrink-wrap-separate
-fsigned-zeros -fsplit-ivs-in-unroller -fssa-backprop
-fstack-protector-strong -fstdarg-opt -fstrict-volatile-bitfields
-fsync-libcalls -fsyntax-only -ftrapping-math -ftree-cselim
-ftree-forwprop -ftree-loop-if-convert -ftree-loop-im -ftree-loop-ivcanon
-ftree-loop-optimize -ftree-parallelize-loops= -ftree-phiprop
-ftree-reassoc -ftree-scev-cprop -funit-at-a-time -fvar-tracking
-fvar-tracking-assignments -fzero-initialized-in-bss -m64 -mapp-regs -mfpu
-mfsmuld -mlra -mptr64 -msoft-quad-float -mstack-bias -muser-mode
Compiler executable checksum: cf0f82cc7c9fcf63ecbf4337c6894523
{GC 1479k -> 1204k} {GC 1204k -> 1204k} {GC 1205k -> 1205k} {GC 1205k ->
1205k} {GC 1205k -> 1205k} {GC 1205k -> 1205k} {GC 1205k ->
1205k} {GC 1205k -> 1205k} {GC 1205k -> 1205k} {GC 9627k -> 1218k}
Program received signal SIGSEGV, Segmentation fault.
0x000000210a8f7b10 in
_Z20notice_global_symbolP9tree_node+0xfffffffffd0084fc@plt ()
(gdb) bt
#0 0x000000210a8f7b10 in
_Z20notice_global_symbolP9tree_node+0xfffffffffd0084fc@plt ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
(gdb) disassemble
Dump of assembler code for function
_Z20notice_global_symbolP9tree_node+0xfffffffffd0084fc@plt:
0x000000210a8f7b00 <+0>: mov %o7, %g5
0x000000210a8f7b04 <+4>: call 0x210a8f7b0c
<_Z20notice_global_symbolP9tree_node+0xfffffffffd0084fc@plt+12>
0x000000210a8f7b08 <+8>: nop
0x000000210a8f7b0c <+12>: ldx [ %o7 + 0x2c ], %g1
=> 0x000000210a8f7b10 <+16>: jmpl %o7 + %g1, %g1
0x000000210a8f7b14 <+20>: mov %g5, %o7
End of assembler dump.
(gdb) p/x $g1
$1 = 0xfb8ee10cffeffffc
(gdb) x/x $g1
0xfb8ee10cffeffffc: Cannot access memory at address 0xfb8ee10cffeffffc
(gdb) x/gx $o7 + 0x2c
0x210a8f7b30 <[email protected]>:
0xfb8ee10cffeffffc
(gdb) p/x $o7 + 0x2c
$2 = 0x210a8f7b30
(gdb)
