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Export of internal Abseil changes.

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--
ab1a58c85a462884413ec0022dc1fff19ccb8602 by Abseil Team <absl-team@google.com>:

Clarified the documentation in str_format.h to say that use of absl::FormatSpec
is ok for wrapper functions. Added tests that express this.

PiperOrigin-RevId: 247657991

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fef9481e58d579f1514babcb960ca60a51883fd8 by CJ Johnson <johnsoncj@google.com>:

Adds exception safety tests for InlinedVector::InlinedVector() and InlinedVector::InlinedVector(const allocator_type&).

PiperOrigin-RevId: 247617048

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ef3217e1cd1e9a6ff5f2025e061b8ce3735af78f by Abseil Team <absl-team@google.com>:

Internal change.

PiperOrigin-RevId: 247614063

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ed4c3345c4a04d8ec5c9e627058f17fce55925b1 by CJ Johnson <johnsoncj@google.com>:

Update InlinedVector::clear()

Introduces inlined_vector_exception_safety_test with the first test (clear), adds new benchmarks (for clear), and updates the implementation of clear.

PiperOrigin-RevId: 247496049

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144a3a77c93bc8b2226da6f4b56166ee3d9868de by Derek Mauro <dmauro@google.com>:

Internal change

PiperOrigin-RevId: 247482532

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286bbb89e154d5424955b644edad5fe04be487f8 by Derek Mauro <dmauro@google.com>:

Add scripts to run ASAN and TSAN on CI.

PiperOrigin-RevId: 247479658
GitOrigin-RevId: ab1a58c85a462884413ec0022dc1fff19ccb8602
Change-Id: Ief4c5a62587d0c59d405735df469d498aa6bf101
This commit is contained in:
Abseil Team 2019-05-10 12:38:49 -07:00 • committed by Bara Kopi
parent 27c2f6e2f3
commit 0cbdc774b9
18 changed files with 422 additions and 36 deletions
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28
absl/container/internal/inlined_vector.h
View file

@ -16,6 +16,7 @@
#define ABSL_CONTAINER_INTERNAL_INLINED_VECTOR_INTERNAL_H_
#include <cstddef>
#include <cstring>
#include <iterator>
#include <memory>
#include <utility>
@ -31,6 +32,33 @@ using IsAtLeastForwardIterator = std::is_convertible<
typename std::iterator_traits<Iterator>::iterator_category,
std::forward_iterator_tag>;
template <typename AllocatorType, typename ValueType, typename SizeType>
void DestroyElements(AllocatorType alloc, ValueType* destroy_first,
SizeType destroy_size) {
using AllocatorTraits = std::allocator_traits<AllocatorType>;
// Destroys `destroy_size` elements from `destroy_first`.
//
// Destroys the range
// [`destroy_first`, `destroy_first + destroy_size`).
//
// NOTE: We assume destructors do not throw and thus make no attempt to roll
// back.
for (SizeType i = 0; i < destroy_size; ++i) {
AllocatorTraits::destroy(alloc, destroy_first + i);
}
#ifndef NDEBUG
// Overwrite unused memory with `0xab` so we can catch uninitialized usage.
//
// Cast to `void*` to tell the compiler that we don't care that we might be
// scribbling on a vtable pointer.
void* memory = reinterpret_cast<void*>(destroy_first);
size_t memory_size = sizeof(ValueType) * destroy_size;
std::memset(memory, 0xab, memory_size);
#endif // NDEBUG
}
template <typename T, size_t N, typename A>
class Storage {
public: