https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98894
Bug ID: 98894
Summary: New test case experimental/simd/standard_abi_usable.cc
in r11-6935 fails on power 7
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
g:2bcceb6fc59fcdaf51006d4fcfc71c2d26761396, r11-6935
This only appears to fail on power 7:
make -k check
RUNTESTFLAGS="conformance.exp=experimental/simd/standard_abi_usable.cc"
FAIL: experimental/simd/standard_abi_usable.cc -maltivec -mvsx
-mno-allow-movmisalign -O2 -Wno-psabi (test for excess errors)
# of unexpected failures 1
spawn -ignore SIGHUP /home/seurer/gcc/git/build/gcc-test/./gcc/xg++
-shared-libgcc -B/home/seurer/gcc/git/build/gcc-test/./gcc -nostdinc++
-L/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/src
-L/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/src/.libs
-L/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/libsupc++/.libs
-B/home/seurer/gcc/git/install/gcc-test/powerpc64-unknown-linux-gnu/bin/
-B/home/seurer/gcc/git/install/gcc-test/powerpc64-unknown-linux-gnu/lib/
-isystem
/home/seurer/gcc/git/install/gcc-test/powerpc64-unknown-linux-gnu/include
-isystem
/home/seurer/gcc/git/install/gcc-test/powerpc64-unknown-linux-gnu/sys-include
-B/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-fmessage-length=0 -fno-show-column -ffunction-sections -fdata-sections -g -O2
-D_GNU_SOURCE -DLOCALEDIR="." -nostdinc++
-I/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/git/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/git/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/git/gcc-test/libstdc++-v3/testsuite/util
/home/seurer/gcc/git/gcc-test/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc
-maltivec -mvsx -mno-allow-movmisalign -O2 -Wno-psabi -std=c++17 -fno-fast-math
-fdiagnostics-plain-output -S -o standard_abi_usable.s
In file included from
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/simd:53,
from
/home/seurer/gcc/git/gcc-test/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc:21:
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/bits/simd.h:
In instantiation of 'struct
std::experimental::parallelism_v2::__intrinsic_type<long int, 16, void>':
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/bits/simd_builtin.h:812:
recursively required by substitution of 'template<class _Tp, long unsigned
int _Width> struct std::experimental::parallelism_v2::_SimdWrapper<_Tp, _Width,
std::void_t<typename std::experimental::parallelism_v2::__vector_type_n<_Tp,
_Size, void>::type, typename
std::experimental::parallelism_v2::__intrinsic_type<_Tp, (_Size * sizeof
(_Tp)), void>::type> > [with _Tp = long int; long unsigned int _Width = 2]'
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/bits/simd_builtin.h:812:
required from 'constexpr const size_t
std::experimental::parallelism_v2::_GnuTraits<double, long int,
std::experimental::parallelism_v2::simd_abi::_VecBuiltin<16>,
2>::_S_mask_align'
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/bits/simd.h:4454:
required from 'class std::experimental::parallelism_v2::simd_mask<double,
std::experimental::parallelism_v2::simd_abi::_VecBuiltin<16> >'
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/bits/simd.h:4999:
required from 'class std::experimental::parallelism_v2::simd<double,
std::experimental::parallelism_v2::simd_abi::_VecBuiltin<16> >'
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/type_traits:906:
required from 'struct
std::__is_constructible_impl<std::experimental::parallelism_v2::simd<double,
std::experimental::parallelism_v2::simd_abi::_VecBuiltin<16> > >'
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/type_traits:920:
required from 'struct
std::is_default_constructible<std::experimental::parallelism_v2::simd<double,
std::experimental::parallelism_v2::simd_abi::_VecBuiltin<16> > >'
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/type_traits:3104:
required from 'constexpr const bool
std::is_default_constructible_v<std::experimental::parallelism_v2::simd<double,
std::experimental::parallelism_v2::simd_abi::_VecBuiltin<16> > >'
/home/seurer/gcc/git/gcc-test/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc:27:
required from 'void is_usable() [with V =
std::experimental::parallelism_v2::simd<double,
std::experimental::parallelism_v2::simd_abi::_VecBuiltin<16> >]'
/home/seurer/gcc/git/gcc-test/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc:39:
required from 'void test01() [with T = double]'
/home/seurer/gcc/git/gcc-test/libstdc++-v3/testsuite/experimental/simd/standard_abi_usable.cc:62:
required from here
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/bits/simd.h:2234:
error: static assertion failed: no __intrinsic_type support for integers larger
than 4 Bytes on PPC w/o POWER8 vectors
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/bits/simd.h:2234:
note: '((!(bool)std::is_integral_v<long int>) || (sizeof (long int) <= 4))'
evaluates to false
compiler exited with status 1
FAIL: experimental/simd/standard_abi_usable.cc -maltivec -mvsx
-mno-allow-movmisalign -O2 -Wno-psabi (test for excess errors)
Excess errors:
/home/seurer/gcc/git/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/experimental/bits/simd.h:2234:
error: static assertion failed: no __intrinsic_type support for integers larger
than 4 Bytes on PPC w/o POWER8 vectors
