[Bug target/124378] 23_containers/vector/cons/destructible(_debug)?_neg.cc -std=gnu++20 (test for errors, line (36|42|182))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=124378

--- Comment #3 from Torbjorn SVENSSON <azoff at gcc dot gnu.org> ---
Ok, so another bisect done for destructible_neg.cc and the shift was introduced
back in r12-5187-g1ae8edf5f73ca5.


Testing cons/destructible_neg.cc
...
spawn -ignore SIGHUP arm-none-eabi-g++ -fmessage-length=0 -fno-show-column -g
-O2 -DLOCALEDIR="." -I/build/gcc_src/libstdc++-v3/testsuite/util
/build/gcc_src/libstdc++-v3/testsuite/23_containers/vector/cons/destructible_neg.cc
-mthumb -march=armv7ve -mtune=cortex-a7 -mfloat-abi=soft -mfpu=auto
-std=gnu++20 -fdiagnostics-plain-output -S -o destructible_neg.s
pid is 329 -329
In file included from
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/vector:62,
                 from
/build/gcc_src/libstdc++-v3/testsuite/23_containers/vector/cons/destructible_neg.cc:21:
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:
In instantiation of 'constexpr void std::_Destroy(_ForwardIterator,
_ForwardIterator) [with _ForwardIterator = DeletedDtor*]':
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/alloc_traits.h:854:
  required from 'void std::_Destroy(_ForwardIterator, _ForwardIterator,
std::allocator<_T2>&) [with _ForwardIterator = DeletedDtor*; _Tp =
DeletedDtor]'
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/stl_vector.h:680:
  required from 'std::vector<_Tp, _Alloc>::~vector() [with _Tp = DeletedDtor;
_Alloc = std::allocator<DeletedDtor>]'
/build/gcc_src/libstdc++-v3/testsuite/23_containers/vector/cons/destructible_neg.cc:36:
  required from here
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:188:
error: static assertion failed: value type is destructible
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:188:
note: 'std::integral_constant<bool, false>::value' evaluates to false
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:
In instantiation of 'constexpr void std::_Destroy(_ForwardIterator,
_ForwardIterator) [with _ForwardIterator = PrivateDtor*]':
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/alloc_traits.h:854:
  required from 'void std::_Destroy(_ForwardIterator, _ForwardIterator,
std::allocator<_T2>&) [with _ForwardIterator = PrivateDtor*; _Tp =
PrivateDtor]'
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/stl_vector.h:680:
  required from 'std::vector<_Tp, _Alloc>::~vector() [with _Tp = PrivateDtor;
_Alloc = std::allocator<PrivateDtor>]'
/build/gcc_src/libstdc++-v3/testsuite/23_containers/vector/cons/destructible_neg.cc:42:
  required from here
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:188:
error: static assertion failed: value type is destructible
/build/r12-5186-gb39265d4fe13e3/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:188:
note: 'std::integral_constant<bool, false>::value' evaluates to false
pid is -1
...
PASS: 23_containers/vector/cons/destructible_neg.cc  (test for errors, line 36)
PASS: 23_containers/vector/cons/destructible_neg.cc  (test for errors, line 42)
PASS: 23_containers/vector/cons/destructible_neg.cc  (test for errors, line )
PASS: 23_containers/vector/cons/destructible_neg.cc (test for excess errors)



Testing cons/destructible_neg.cc
...
spawn -ignore SIGHUP arm-none-eabi-g++ -fmessage-length=0 -fno-show-column -g
-O2 -DLOCALEDIR="." -I/build/gcc_src/libstdc++-v3/testsuite/util
/build/gcc_src/libstdc++-v3/testsuite/23_containers/vector/cons/destructible_neg.cc
-mthumb -march=armv7ve -mtune=cortex-a7 -mfloat-abi=soft -mfpu=auto
-std=gnu++20 -fdiagnostics-plain-output -S -o destructible_neg.s
pid is 329 -329
In file included from
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/vector:62,
                 from
/build/gcc_src/libstdc++-v3/testsuite/23_containers/vector/cons/destructible_neg.cc:21:
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:
In instantiation of 'constexpr void std::_Destroy(_ForwardIterator,
_ForwardIterator) [with _ForwardIterator = DeletedDtor*]':
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/alloc_traits.h:856:
  required from 'constexpr void std::_Destroy(_ForwardIterator,
_ForwardIterator, std::allocator<_T2>&) [with _ForwardIterator = DeletedDtor*;
_Tp = DeletedDtor]'
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/stl_vector.h:727:
  required from 'constexpr std::vector<_Tp, _Alloc>::~vector() [with _Tp =
DeletedDtor; _Alloc = std::allocator<DeletedDtor>]'
/build/gcc_src/libstdc++-v3/testsuite/23_containers/vector/cons/destructible_neg.cc:37:
  required from here
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:188:
error: static assertion failed: value type is destructible
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:188:
note: 'std::integral_constant<bool, false>::value' evaluates to false
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:
In instantiation of 'constexpr void std::_Destroy(_ForwardIterator,
_ForwardIterator) [with _ForwardIterator = PrivateDtor*]':
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/alloc_traits.h:856:
  required from 'constexpr void std::_Destroy(_ForwardIterator,
_ForwardIterator, std::allocator<_T2>&) [with _ForwardIterator = PrivateDtor*;
_Tp = PrivateDtor]'
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/stl_vector.h:727:
  required from 'constexpr std::vector<_Tp, _Alloc>::~vector() [with _Tp =
PrivateDtor; _Alloc = std::allocator<PrivateDtor>]'
/build/gcc_src/libstdc++-v3/testsuite/23_containers/vector/cons/destructible_neg.cc:43:
  required from here
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:188:
error: static assertion failed: value type is destructible
/build/r12-5187-g1ae8edf5f73ca5/arm-none-eabi/include/c++/12.0.0/bits/stl_construct.h:188:
note: 'std::integral_constant<bool, false>::value' evaluates to false
pid is -1
...
FAIL: 23_containers/vector/cons/destructible_neg.cc  (test for errors, line 36)
FAIL: 23_containers/vector/cons/destructible_neg.cc  (test for errors, line 42)
PASS: 23_containers/vector/cons/destructible_neg.cc  (test for errors, line )
PASS: 23_containers/vector/cons/destructible_neg.cc (test for excess errors)


Note, both revisions generate the expected line numbers for
x86_64-pc-linux-gnu, so this is a target issue of some sort.