https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107420
Bug ID: 107420
Summary: [13 regression] ICE when building trunk with ieee128
after r13-3307-g8efc38347a7444
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
g:8efc38347a7444dde3fb173f0f2c59a60b7db53d, r13-3307-g8efc38347a7444
Seen on powerpc64 when building a non-bootstrap trunk with ieee128.
configure --enable-languages=c,fortran,c++ --with-cpu=power9
--disable-bootstrap --disable-multilib --with-long-double-format=ieee
make
. . .
/home/seurer/gcc/git/build/gcc-test/./gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/./gcc/
-B/home/seurer/gcc/git/install/gcc-test/powerpc64le-unknown-linux-gnu/bin/
-B/home/seurer/gcc/git/install/gcc-test/powerpc64le-unknown-linux-gnu/lib/
-isystem
/home/seurer/gcc/git/install/gcc-test/powerpc64le-unknown-linux-gnu/include
-isystem
/home/seurer/gcc/git/install/gcc-test/powerpc64le-unknown-linux-gnu/sys-include
-g -O2 -O2 -g -O2 -DIN_GCC -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -fPIC -mlong-double-128 -mno-minimal-toc -g -DIN_LIBGCC2
-fbuilding-libgcc -fno-stack-protector -fPIC -mlong-double-128
-mno-minimal-toc -I. -I. -I../.././gcc -I/home/seurer/gcc/git/gcc-test/libgcc
-I/home/seurer/gcc/git/gcc-test/libgcc/.
-I/home/seurer/gcc/git/gcc-test/libgcc/../gcc
-I/home/seurer/gcc/git/gcc-test/libgcc/../include
-I/home/seurer/gcc/git/gcc-test/libgcc/../libdecnumber/dpd
-I/home/seurer/gcc/git/gcc-test/libgcc/../libdecnumber -DHAVE_CC_TLS
-Wno-type-limits -mvsx -mfloat128 -mno-float128-hardware -mno-gnu-attribute
-I/home/seurer/gcc/git/gcc-test/libgcc/soft-fp
-I/home/seurer/gcc/git/gcc-test/libgcc/config/rs6000 -DFLOAT128_HW_INSNS
-DFLOAT128_HW_INSNS_ISA3_1 -o _mulkc3.o -MT _mulkc3.o -MD -MP -MF _mulkc3.dep
-c /home/seurer/gcc/git/gcc-test/libgcc/config/rs6000/_mulkc3.c
-fvisibility=hidden -DHIDE_EXPORTS
during GIMPLE pass: evrp
/home/seurer/gcc/git/gcc-test/libgcc/config/rs6000/_mulkc3.c: In function
'__mulkc3_sw':
/home/seurer/gcc/git/gcc-test/libgcc/config/rs6000/_mulkc3.c:97:1: internal
compiler error: in fold_stmt, at gimple-range-fold.cc:514
97 | }
| ^
0x11b11a83 fold_using_range::fold_stmt(vrange&, gimple*, fur_source&,
tree_node*)
/home/seurer/gcc/git/gcc-test/gcc/gimple-range-fold.cc:514
0x11afe213 gimple_ranger::fold_range_internal(vrange&, gimple*, tree_node*)
/home/seurer/gcc/git/gcc-test/gcc/gimple-range.cc:258
0x11afe213 gimple_ranger::range_of_stmt(vrange&, gimple*, tree_node*)
/home/seurer/gcc/git/gcc-test/gcc/gimple-range.cc:319
0x110a2e1b range_query::value_of_stmt(gimple*, tree_node*)
/home/seurer/gcc/git/gcc-test/gcc/value-query.cc:135
0x1104d0a7 rvrp_folder::value_of_stmt(gimple*, tree_node*)
/home/seurer/gcc/git/gcc-test/gcc/tree-vrp.cc:4300
0x10ed2cab
substitute_and_fold_dom_walker::before_dom_children(basic_block_def*)
/home/seurer/gcc/git/gcc-test/gcc/tree-ssa-propagate.cc:816
0x11ab6def dom_walker::walk(basic_block_def*)
/home/seurer/gcc/git/gcc-test/gcc/domwalk.cc:311
0x10ed1387 substitute_and_fold_engine::substitute_and_fold(basic_block_def*)
/home/seurer/gcc/git/gcc-test/gcc/tree-ssa-propagate.cc:987
0x1103fd7b execute_ranger_vrp(function*, bool)
/home/seurer/gcc/git/gcc-test/gcc/tree-vrp.cc:4351
commit 8efc38347a7444dde3fb173f0f2c59a60b7db53d (HEAD)
Author: Aldy Hernandez <al...@redhat.com>
Date: Thu Oct 13 17:51:29 2022 +0200
Implement range-op entry for __builtin_copysign.
