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llvm-project/libcxx/include
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Eric Fiselier 71aa67506b Support overaligned types in aligned_storage. 
Summary:
The current implementation of aligned storage was written before we had `alignas`, so it used a list of builtin types to force the alignment. But this doesn't work overaligned requests.

This patch adds a fallback case supporting over-alignment. It only affects case that were previously ill-formed.

Reviewers: rsmith, ldionne, dlj, mclow.lists

Reviewed By: mclow.lists

Subscribers: mclow.lists, dexonsmith, libcxx-commits

Differential Revision: https://reviews.llvm.org/D61301

llvm-svn: 359596
2019-04-30 18:44:45 +00:00
..
experimental
Implement LWG 2960: nonesuch is insufficiently useless
2019-04-30 00:54:38 +00:00
ext
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
support
[libc++] Remove empty header xlocale/xlocale.h
2019-03-11 15:41:51 +00:00
__bit_reference
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__bsd_locale_defaults.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__bsd_locale_fallbacks.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__config
Remove libc++ checks and workarounds for unsupported old versions of GCC (<4.9).
2019-04-25 20:02:10 +00:00
__config_site.in
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__debug
Remove exception throwing debug mode handler support.
2019-03-18 21:50:12 +00:00
__errc
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__functional_03
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2019-01-19 10:56:40 +00:00
__functional_base
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2019-01-19 10:56:40 +00:00
__functional_base_03
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__hash_table
Avoid name conflict with kernel headers
2019-04-24 09:43:44 +00:00
__libcpp_version
Bump the trunk version to 9.0.0svn
2019-01-16 10:57:02 +00:00
__locale
Fix and speedup __libcpp_locale_guard on Windows
2019-03-27 18:09:30 +00:00
__mutex_base
Fix buildbot failures after r359159.
2019-04-25 20:00:06 +00:00
__node_handle
Avoid name conflict with kernel headers
2019-04-24 09:43:44 +00:00
__nullptr
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__split_buffer
[Libc++] Use #pragma push_macro/pop_macro to better handle min/max on Windows
2017-05-31 22:07:49 +00:00
__sso_allocator
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__std_stream
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__string
Update the file headers across all of the LLVM projects in the monorepo
2019-01-19 08:50:56 +00:00
__threading_support
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
__tree
Avoid name conflict with kernel headers
2019-04-24 09:43:44 +00:00
__tuple
[libc++] Declare std::tuple_element as struct instead of class
2019-04-01 16:39:34 +00:00
__undef_macros
Update the file headers across all of the LLVM projects in the monorepo
2019-01-19 08:50:56 +00:00
algorithm
[libc++] Make __debug_less::operator() constexpr
2019-04-19 00:52:54 +00:00
any
Update the file headers across all of the LLVM projects in the monorepo
2019-01-19 08:50:56 +00:00
array
[libc++] Declare std::tuple_element as struct instead of class
2019-04-01 16:39:34 +00:00
atomic
Fix C++03 build failure
2019-03-08 23:30:26 +00:00
bit
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
bitset
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2019-01-19 10:56:40 +00:00
cassert
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2019-01-19 10:56:40 +00:00
ccomplex
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2019-01-19 10:56:40 +00:00
cctype
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cerrno
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2019-01-19 10:56:40 +00:00
cfenv
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cfloat
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
charconv
Make to_chars/from_chars work back to C++11. This means that we can use them to implement to_string as well. Reviewed as https://reviews.llvm.org/D59598.
2019-03-20 18:13:23 +00:00
chrono
Fix PR41130 - 'operator/ of std::chrono::duration and custom type'. Thanks to Zulan for the report, and Howard for the direction of the fix.
2019-04-01 16:38:02 +00:00
cinttypes
Update the file headers across all of the LLVM projects in the monorepo
2019-01-19 08:50:56 +00:00
ciso646
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
climits
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
clocale
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
CMakeLists.txt
Revert "[coroutines] Add std::experimental::task<T> type"
2019-03-26 19:50:46 +00:00
cmath
Implement 'lerp'; which is the last bit of P0811. Mark that paper as complete.
2019-04-25 17:44:18 +00:00
codecvt
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
compare
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2019-01-19 10:56:40 +00:00
complex
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
complex.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
condition_variable
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
csetjmp
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
csignal
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cstdarg
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cstdbool
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cstddef
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cstdint
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cstdio
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cstdlib
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cstring
Update the file headers across all of the LLVM projects in the monorepo
2019-01-19 08:50:56 +00:00
ctgmath
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
ctime
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
ctype.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cwchar
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
cwctype
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
deque
Mark 'front()' and 'back()' as noexcept for array/deque/string/string_view. These are just rebranded 'operator[]', and should be noexcept like it is.
2019-03-19 03:30:07 +00:00
errno.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
exception
Make VCRuntime ABI configuration a first-class option.
2019-03-05 01:57:01 +00:00
fenv.h
Mark fenv.h as a system header before the #include_next directive
2019-03-29 16:03:57 +00:00
filesystem
[libc++] Mark <filesystem> as unavailable on Apple platforms using pragmas
2019-03-20 21:18:14 +00:00
float.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
forward_list
Fix list/forward_list implementations of remove_if and unique to deal with predicates that are part of the sequence passed in. We already do this for remove.
2019-04-16 22:11:26 +00:00
fstream
[libc++] Mark <filesystem> tests as failing when the dylib doesn't support filesystem
2019-03-20 14:34:00 +00:00
functional
[libc++] Use std::is_nothrow_callable for std::invoke according to LWG 2807
2019-04-03 17:54:37 +00:00
future
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
initializer_list
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
inttypes.h
Update the file headers across all of the LLVM projects in the monorepo
2019-01-19 08:50:56 +00:00
iomanip
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
ios
[libc++] Fix error flags and exceptions propagated from input stream operations
2019-04-05 16:33:37 +00:00
iosfwd
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
iostream
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
istream
[libc++] Fix error flags and exceptions propagated from input stream operations
2019-04-05 16:33:37 +00:00
iterator
[libc++] Unconditionally enable the __pad_and_output optimization
2019-04-18 15:19:35 +00:00
limits
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
limits.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
list
Fix list/forward_list implementations of remove_if and unique to deal with predicates that are part of the sequence passed in. We already do this for remove.
2019-04-16 22:11:26 +00:00
locale
[libc++] Unconditionally enable the __pad_and_output optimization
2019-04-18 15:19:35 +00:00
locale.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
map
[libc++] Make sure we don't eagerly diagnose non-const comparators for containers of incomplete types
2019-04-11 16:14:56 +00:00
math.h
Fix implementation of ::abs and std::abs LWG 2192.
2019-04-23 18:01:58 +00:00
memory
Remove libc++ checks and workarounds for unsupported old versions of GCC (<4.9).
2019-04-25 20:02:10 +00:00
module.modulemap
Revert "[coroutines] Add std::experimental::task<T> type"
2019-03-26 19:50:46 +00:00
mutex
libc++/win: Make once_flag have the same size as a pointer.
2019-03-20 22:55:03 +00:00
new
Make VCRuntime ABI configuration a first-class option.
2019-03-05 01:57:01 +00:00
numeric
Implement midpoint for floating point types. Reviewed as https://reviews.llvm.org/D61014.
2019-04-25 12:11:43 +00:00
optional
Cleaup of requirements for optional. While researching LWG3196, I realized that optional did not reject 'const in_place_t' like it should. Added a test as well, and a check for arrays (which were already disallowed, but now we get a better error message). Should not affect anyone's code.
2019-03-25 16:35:59 +00:00
ostream
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
queue
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
random
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
ratio
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
regex
Add '_LIBCPP_ASSERT(ready())' to several match_results method that have this precondtion. Fix several tests which did not honor this precondition. Thanks to Andrey Maksimov for pointing this out.
2019-04-26 17:10:03 +00:00
scoped_allocator
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
set
[libc++] Make sure we don't eagerly diagnose non-const comparators for containers of incomplete types
2019-04-11 16:14:56 +00:00
setjmp.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
shared_mutex
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
span
[libc++] Declare std::tuple_element as struct instead of class
2019-04-01 16:39:34 +00:00
sstream
add a test and a couple minor bug fixes for the implicit-signed-integer-truncation sanitizer. This is PR#40566
2019-02-01 21:59:27 +00:00
stack
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
stdbool.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
stddef.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
stdexcept
Fix ABI compatibility of <stdexcept> with VCRuntime.
2019-03-06 20:31:57 +00:00
stdint.h
Update the file headers across all of the LLVM projects in the monorepo
2019-01-19 08:50:56 +00:00
stdio.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
stdlib.h
Fix implementation of ::abs and std::abs LWG 2192.
2019-04-23 18:01:58 +00:00
streambuf
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
string
Mark 'front()' and 'back()' as noexcept for array/deque/string/string_view. These are just rebranded 'operator[]', and should be noexcept like it is.
2019-03-19 03:30:07 +00:00
string_view
Mark 'front()' and 'back()' as noexcept for array/deque/string/string_view. These are just rebranded 'operator[]', and should be noexcept like it is.
2019-03-19 03:30:07 +00:00
string.h
Update the file headers across all of the LLVM projects in the monorepo
2019-01-19 08:50:56 +00:00
strstream
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
system_error
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
tgmath.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
thread
Fix backwards test that I committed yesterday. Sigh
2019-04-03 00:01:03 +00:00
tuple
Fix return type of std::tuple_cat.
2019-04-26 01:02:18 +00:00
type_traits
Support overaligned types in aligned_storage.
2019-04-30 18:44:45 +00:00
typeindex
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
typeinfo
Make VCRuntime ABI configuration a first-class option.
2019-03-05 01:57:01 +00:00
unordered_map
[libc++] Make sure we don't eagerly diagnose non-const comparators for containers of incomplete types
2019-04-11 16:14:56 +00:00
unordered_set
[libc++] Make sure we don't eagerly diagnose non-const comparators for containers of incomplete types
2019-04-11 16:14:56 +00:00
utility
[libc++] Declare std::tuple_element as struct instead of class
2019-04-01 16:39:34 +00:00
valarray
Remove incorrect explicit instantiation declarations for valarray
2019-04-25 21:31:58 +00:00
variant
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
vector
Add visibility attributes and inline to some vector methods.
2019-03-19 19:19:44 +00:00
version
Implement midpoint for floating point types. Reviewed as https://reviews.llvm.org/D61014.
2019-04-25 12:11:43 +00:00
wchar.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00
wctype.h
Update more file headers across all of the LLVM projects in the monorepo
2019-01-19 10:56:40 +00:00