Date: Sun, 19 May 2019 07:56:22 -0700 From: Mark Millard <marklmi@yahoo.com> To: FreeBSD Toolchain <freebsd-toolchain@freebsd.org>, FreeBSD PowerPC ML <freebsd-ppc@freebsd.org> Subject: FYI: Unable to build -r501994 ports' devel/llvm60 on clang 8 based powerpc64 system: "BFD (GNU Binutils) 2.32 assertion fail elflink.c:2935" Message-ID: <0743B28F-3F61-401F-BD61-B69C4B207559@yahoo.com>
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This was in a poudriere bulk build on a head -r347549 based powerpc64
system with system clang 8 for cc and c++ and base/binutils
for the likes of ld. (The system has the llvm libunwind patches
for powerpc64 so throwing c++ exceptions work.)
[4397/4552] : && /usr/bin/c++ -fPIC -O2 -pipe -DNDEBUG =
-fstack-protector-strong -isystem /usr/local/include =
-fno-strict-aliasing -DNDEBUG -isystem /usr/local/include -fPIC =
-fvisibility-inlines-hidden -Werror=3Ddate-time =
-Werror=3Dunguarded-availability-new -std=3Dc++11 -Wall -W =
-Wno-unused-parameter -Wwrite-strings -Wcast-qual =
-Wmissing-field-initializers -pedantic -Wno-long-long =
-Wcovered-switch-default -Wnon-virtual-dtor -Wdelete-non-virtual-dtor =
-Wstring-conversion -fcolor-diagnostics -ffunction-sections =
-fdata-sections -O2 -pipe -DNDEBUG -fstack-protector-strong -isystem =
/usr/local/include -fno-strict-aliasing -DNDEBUG -isystem =
/usr/local/include -fstack-protector-strong -Wl,-z,origin -Wl,-O3 =
-Wl,--gc-sections =
-Wl,--version-script,/wrkdirs/usr/ports/devel/llvm60/work/.build/tools/lto=
/LTO.exports -shared -Wl,-soname,libLTO.so.6 -o lib/libLTO.so.6.0.1 =
tools/lto/CMakeFiles/LTO.dir/LTODisassembler.cpp.o =
tools/lto/CMakeFiles/LTO.dir/lto.cpp.o -L/usr/local/lib =
-Wl,-rpath,"\$ORIGIN/../lib:/usr/local/lib" lib/libLLVM-6.0.so && :
FAILED: lib/libLTO.so.6.0.1=20
: && /usr/bin/c++ -fPIC -O2 -pipe -DNDEBUG -fstack-protector-strong =
-isystem /usr/local/include -fno-strict-aliasing -DNDEBUG -isystem =
/usr/local/include -fPIC -fvisibility-inlines-hidden -Werror=3Ddate-time =
-Werror=3Dunguarded-availability-new -std=3Dc++11 -Wall -W =
-Wno-unused-parameter -Wwrite-strings -Wcast-qual =
-Wmissing-field-initializers -pedantic -Wno-long-long =
-Wcovered-switch-default -Wnon-virtual-dtor -Wdelete-non-virtual-dtor =
-Wstring-conversion -fcolor-diagnostics -ffunction-sections =
-fdata-sections -O2 -pipe -DNDEBUG -fstack-protector-strong -isystem =
/usr/local/include -fno-strict-aliasing -DNDEBUG -isystem =
/usr/local/include -fstack-protector-strong -Wl,-z,origin -Wl,-O3 =
-Wl,--gc-sections =
-Wl,--version-script,/wrkdirs/usr/ports/devel/llvm60/work/.build/tools/lto=
/LTO.exports -shared -Wl,-soname,libLTO.so.6 -o lib/libLTO.so.6.0.1 =
tools/lto/CMakeFiles/LTO.dir/LTODisassembler.cpp.o =
tools/lto/CMakeFiles/LTO.dir/lto.cpp.o -L/usr/local/lib =
-Wl,-rpath,"\$ORIGIN/../lib:/usr/local/lib" lib/libLLVM-6.0.so && :
/usr/bin/powerpc64-unknown-freebsd13.0-ld: BFD (GNU Binutils) 2.32 =
assertion fail elflink.c:2935
/usr/bin/powerpc64-unknown-freebsd13.0-ld: BFD (GNU Binutils) 2.32 =
assertion fail elflink.c:2935
The assert is the last BFD_ASSERT shown below:
/* Fix up the flags for a symbol. This handles various cases which
can only be fixed after all the input files are seen. This is
currently called by both adjust_dynamic_symbol and
assign_sym_version, which is unnecessary but perhaps more robust in
the face of future changes. */
static bfd_boolean
_bfd_elf_fix_symbol_flags (struct elf_link_hash_entry *h,
struct elf_info_failed *eif)
{
. . .
if (h->is_weakalias)
{
struct elf_link_hash_entry *def =3D weakdef (h);
/* If the real definition is defined by a regular object file,
don't do anything special. See the longer description in
_bfd_elf_adjust_dynamic_symbol, below. */
if (def->def_regular)
{
h =3D def;
while ((h =3D h->u.alias) !=3D def)
h->is_weakalias =3D 0;
}
else
{
while (h->root.type =3D=3D bfd_link_hash_indirect)
h =3D (struct elf_link_hash_entry *) h->root.u.i.link;
BFD_ASSERT (h->root.type =3D=3D bfd_link_hash_defined
|| h->root.type =3D=3D bfd_link_hash_defweak);
BFD_ASSERT (def->def_dynamic);
BFD_ASSERT (def->root.type =3D=3D bfd_link_hash_defined);
(*bed->elf_backend_copy_indirect_symbol) (eif->info, def, h);
}
}
return TRUE;
}
=3D=3D=3D
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)
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