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authorGravatar Abseil Team <absl-team@google.com>2021-11-03 08:46:25 -0700
committerGravatar vslashg <gfalcon@google.com>2021-11-03 21:41:31 -0400
commitd6c75d9dd895922bf5dc6c38245ac8887d3e68fc (patch)
tree8d44ea00a51f2614c755c2efe4aff4ac731e81b6
parent3b22e57740b8aec4920c4cfd76b78b3a4fcb2bb5 (diff)
Export of internal Abseil changes
-- 9f6ef337f282272bc098330c9ccacd9d39155db4 by Abseil Team <absl-team@google.com>: Make DestroyElements an empty function if the value types are trivially deconstructible. PiperOrigin-RevId: 407345743 -- a639bbf6f22446d6ba3da9e2c205e26cda4bebc5 by Derek Mauro <dmauro@google.com>: Add ctest --output-on-failure to the CMake install test PiperOrigin-RevId: 407333671 -- 54d0577fa6ba1159c6a86410ae185c52f4afaff6 by Derek Mauro <dmauro@google.com>: Fix Android build of elf_mem_image.cc PiperOrigin-RevId: 407331032 GitOrigin-RevId: 9f6ef337f282272bc098330c9ccacd9d39155db4 Change-Id: I7e13f01cd804aec50f280ac25934c9ec48ef3c5f
-rwxr-xr-xCMake/install_test_project/test.sh2
-rw-r--r--absl/container/inlined_vector.h12
-rw-r--r--absl/container/internal/inlined_vector.h65
-rw-r--r--absl/debugging/internal/elf_mem_image.cc2
4 files changed, 51 insertions, 30 deletions
diff --git a/CMake/install_test_project/test.sh b/CMake/install_test_project/test.sh
index 5a78c92c..aecbb8fe 100755
--- a/CMake/install_test_project/test.sh
+++ b/CMake/install_test_project/test.sh
@@ -58,7 +58,7 @@ cmake "${absl_dir}" \
-DBUILD_TESTING=ON \
-DBUILD_SHARED_LIBS="${build_shared_libs}"
make -j $(nproc)
-ctest -j $(nproc)
+ctest -j $(nproc) --output-on-failure
make install
ldconfig
popd
diff --git a/absl/container/inlined_vector.h b/absl/container/inlined_vector.h
index df9e0991..318c4679 100644
--- a/absl/container/inlined_vector.h
+++ b/absl/container/inlined_vector.h
@@ -233,8 +233,8 @@ class InlinedVector {
// specified allocator is also `noexcept`.
InlinedVector(
InlinedVector&& other,
- const allocator_type& allocator)
- noexcept(absl::allocator_is_nothrow<allocator_type>::value)
+ const allocator_type&
+ allocator) noexcept(absl::allocator_is_nothrow<allocator_type>::value)
: storage_(allocator) {
if (IsMemcpyOk<A>::value) {
storage_.MemcpyFrom(other.storage_);
@@ -486,8 +486,8 @@ class InlinedVector {
InlinedVector& operator=(InlinedVector&& other) {
if (ABSL_PREDICT_TRUE(this != std::addressof(other))) {
if (IsMemcpyOk<A>::value || other.storage_.GetIsAllocated()) {
- inlined_vector_internal::DestroyElements<A>(storage_.GetAllocator(),
- data(), size());
+ inlined_vector_internal::DestroyAdapter<A>::DestroyElements(
+ storage_.GetAllocator(), data(), size());
storage_.DeallocateIfAllocated();
storage_.MemcpyFrom(other.storage_);
@@ -721,8 +721,8 @@ class InlinedVector {
// Destroys all elements in the inlined vector, setting the size to `0` and
// deallocating any held memory.
void clear() noexcept {
- inlined_vector_internal::DestroyElements<A>(storage_.GetAllocator(), data(),
- size());
+ inlined_vector_internal::DestroyAdapter<A>::DestroyElements(
+ storage_.GetAllocator(), data(), size());
storage_.DeallocateIfAllocated();
storage_.SetInlinedSize(0);
diff --git a/absl/container/internal/inlined_vector.h b/absl/container/internal/inlined_vector.h
index 1d7d6cda..26caa49a 100644
--- a/absl/container/internal/inlined_vector.h
+++ b/absl/container/internal/inlined_vector.h
@@ -94,16 +94,30 @@ struct TypeIdentity {
template <typename T>
using NoTypeDeduction = typename TypeIdentity<T>::type;
+template <typename A, bool IsTriviallyDestructible =
+ absl::is_trivially_destructible<ValueType<A>>::value>
+struct DestroyAdapter;
+
template <typename A>
-void DestroyElements(NoTypeDeduction<A>& allocator, Pointer<A> destroy_first,
- SizeType<A> destroy_size) {
- if (destroy_first != nullptr) {
+struct DestroyAdapter<A, /* IsTriviallyDestructible */ false> {
+ static void DestroyElements(A& allocator, Pointer<A> destroy_first,
+ SizeType<A> destroy_size) {
for (SizeType<A> i = destroy_size; i != 0;) {
--i;
AllocatorTraits<A>::destroy(allocator, destroy_first + i);
}
}
-}
+};
+
+template <typename A>
+struct DestroyAdapter<A, /* IsTriviallyDestructible */ true> {
+ static void DestroyElements(A& allocator, Pointer<A> destroy_first,
+ SizeType<A> destroy_size) {
+ static_cast<void>(allocator);
+ static_cast<void>(destroy_first);
+ static_cast<void>(destroy_size);
+ }
+};
template <typename A>
struct Allocation {
@@ -133,7 +147,7 @@ void ConstructElements(NoTypeDeduction<A>& allocator,
for (SizeType<A> i = 0; i < construct_size; ++i) {
ABSL_INTERNAL_TRY { values.ConstructNext(allocator, construct_first + i); }
ABSL_INTERNAL_CATCH_ANY {
- DestroyElements<A>(allocator, construct_first, i);
+ DestroyAdapter<A>::DestroyElements(allocator, construct_first, i);
ABSL_INTERNAL_RETHROW;
}
}
@@ -253,7 +267,7 @@ class ConstructionTransaction {
~ConstructionTransaction() {
if (DidConstruct()) {
- DestroyElements<A>(GetAllocator(), GetData(), GetSize());
+ DestroyAdapter<A>::DestroyElements(GetAllocator(), GetData(), GetSize());
}
}
@@ -469,7 +483,7 @@ class Storage {
template <typename T, size_t N, typename A>
void Storage<T, N, A>::DestroyContents() {
Pointer<A> data = GetIsAllocated() ? GetAllocatedData() : GetInlinedData();
- DestroyElements<A>(GetAllocator(), data, GetSize());
+ DestroyAdapter<A>::DestroyElements(GetAllocator(), data, GetSize());
DeallocateIfAllocated();
}
@@ -566,7 +580,8 @@ auto Storage<T, N, A>::Assign(ValueAdapter values, SizeType<A> new_size)
ConstructElements<A>(GetAllocator(), construct_loop.data(), values,
construct_loop.size());
- DestroyElements<A>(GetAllocator(), destroy_loop.data(), destroy_loop.size());
+ DestroyAdapter<A>::DestroyElements(GetAllocator(), destroy_loop.data(),
+ destroy_loop.size());
if (allocation_tx.DidAllocate()) {
DeallocateIfAllocated();
@@ -587,7 +602,7 @@ auto Storage<T, N, A>::Resize(ValueAdapter values, SizeType<A> new_size)
A& alloc = GetAllocator();
if (new_size <= size) {
// Destroy extra old elements.
- DestroyElements<A>(alloc, base + new_size, size - new_size);
+ DestroyAdapter<A>::DestroyElements(alloc, base + new_size, size - new_size);
} else if (new_size <= storage_view.capacity) {
// Construct new elements in place.
ConstructElements<A>(alloc, base + size, values, new_size - size);
@@ -611,7 +626,7 @@ auto Storage<T, N, A>::Resize(ValueAdapter values, SizeType<A> new_size)
(MoveIterator<A>(base)));
ConstructElements<A>(alloc, new_data, move_values, size);
- DestroyElements<A>(alloc, base, size);
+ DestroyAdapter<A>::DestroyElements(alloc, base, size);
std::move(construction_tx).Commit();
DeallocateIfAllocated();
SetAllocation(std::move(allocation_tx).Release());
@@ -650,7 +665,8 @@ auto Storage<T, N, A>::Insert(ConstIterator<A> pos, ValueAdapter values,
ConstructElements<A>(GetAllocator(), new_data + insert_end_index,
move_values, storage_view.size - insert_index);
- DestroyElements<A>(GetAllocator(), storage_view.data, storage_view.size);
+ DestroyAdapter<A>::DestroyElements(GetAllocator(), storage_view.data,
+ storage_view.size);
std::move(construction_tx).Commit();
std::move(move_construction_tx).Commit();
@@ -753,7 +769,8 @@ auto Storage<T, N, A>::EmplaceBackSlow(Args&&... args) -> Reference<A> {
ABSL_INTERNAL_RETHROW;
}
// Destroy elements in old backing store.
- DestroyElements<A>(GetAllocator(), storage_view.data, storage_view.size);
+ DestroyAdapter<A>::DestroyElements(GetAllocator(), storage_view.data,
+ storage_view.size);
DeallocateIfAllocated();
SetAllocation(std::move(allocation_tx).Release());
@@ -778,9 +795,9 @@ auto Storage<T, N, A>::Erase(ConstIterator<A> from, ConstIterator<A> to)
AssignElements<A>(storage_view.data + erase_index, move_values,
storage_view.size - erase_end_index);
- DestroyElements<A>(GetAllocator(),
- storage_view.data + (storage_view.size - erase_size),
- erase_size);
+ DestroyAdapter<A>::DestroyElements(
+ GetAllocator(), storage_view.data + (storage_view.size - erase_size),
+ erase_size);
SubtractSize(erase_size);
return Iterator<A>(storage_view.data + erase_index);
@@ -804,7 +821,8 @@ auto Storage<T, N, A>::Reserve(SizeType<A> requested_capacity) -> void {
ConstructElements<A>(GetAllocator(), new_data, move_values,
storage_view.size);
- DestroyElements<A>(GetAllocator(), storage_view.data, storage_view.size);
+ DestroyAdapter<A>::DestroyElements(GetAllocator(), storage_view.data,
+ storage_view.size);
DeallocateIfAllocated();
SetAllocation(std::move(allocation_tx).Release());
@@ -847,7 +865,8 @@ auto Storage<T, N, A>::ShrinkToFit() -> void {
ABSL_INTERNAL_RETHROW;
}
- DestroyElements<A>(GetAllocator(), storage_view.data, storage_view.size);
+ DestroyAdapter<A>::DestroyElements(GetAllocator(), storage_view.data,
+ storage_view.size);
MallocAdapter<A>::Deallocate(GetAllocator(), storage_view.data,
storage_view.capacity);
@@ -883,9 +902,10 @@ auto Storage<T, N, A>::Swap(Storage* other_storage_ptr) -> void {
move_values,
large_ptr->GetSize() - small_ptr->GetSize());
- DestroyElements<A>(large_ptr->GetAllocator(),
- large_ptr->GetInlinedData() + small_ptr->GetSize(),
- large_ptr->GetSize() - small_ptr->GetSize());
+ DestroyAdapter<A>::DestroyElements(
+ large_ptr->GetAllocator(),
+ large_ptr->GetInlinedData() + small_ptr->GetSize(),
+ large_ptr->GetSize() - small_ptr->GetSize());
} else {
Storage* allocated_ptr = this;
Storage* inlined_ptr = other_storage_ptr;
@@ -909,8 +929,9 @@ auto Storage<T, N, A>::Swap(Storage* other_storage_ptr) -> void {
ABSL_INTERNAL_RETHROW;
}
- DestroyElements<A>(inlined_ptr->GetAllocator(),
- inlined_ptr->GetInlinedData(), inlined_ptr->GetSize());
+ DestroyAdapter<A>::DestroyElements(inlined_ptr->GetAllocator(),
+ inlined_ptr->GetInlinedData(),
+ inlined_ptr->GetSize());
inlined_ptr->SetAllocation(
{allocated_storage_view.data, allocated_storage_view.capacity});
diff --git a/absl/debugging/internal/elf_mem_image.cc b/absl/debugging/internal/elf_mem_image.cc
index d6832eaf..29a28181 100644
--- a/absl/debugging/internal/elf_mem_image.cc
+++ b/absl/debugging/internal/elf_mem_image.cc
@@ -222,7 +222,7 @@ void ElfMemImage::Init(const void *base) {
reinterpret_cast<ElfW(Dyn) *>(dynamic_program_header->p_vaddr +
relocation);
for (; dynamic_entry->d_tag != DT_NULL; ++dynamic_entry) {
- const ElfW(Xword) value = dynamic_entry->d_un.d_val + relocation;
+ const auto value = dynamic_entry->d_un.d_val + relocation;
switch (dynamic_entry->d_tag) {
case DT_HASH:
hash_ = reinterpret_cast<ElfW(Word) *>(value);