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-rw-r--r--absl/memory/memory.h47
1 files changed, 15 insertions, 32 deletions
diff --git a/absl/memory/memory.h b/absl/memory/memory.h
index 1eaec0f4..8bf4fe82 100644
--- a/absl/memory/memory.h
+++ b/absl/memory/memory.h
@@ -599,7 +599,7 @@ struct allocator_traits {
return a.max_size();
}
static size_type max_size_impl(char, const Alloc&) {
- return std::numeric_limits<size_type>::max() / sizeof(value_type);
+ return (std::numeric_limits<size_type>::max)() / sizeof(value_type);
}
template <typename A>
@@ -655,59 +655,42 @@ struct default_allocator_is_nothrow : std::false_type {};
#endif
namespace memory_internal {
-#ifdef ABSL_HAVE_EXCEPTIONS // ConstructRange
template <typename Allocator, typename Iterator, typename... Args>
void ConstructRange(Allocator& alloc, Iterator first, Iterator last,
const Args&... args) {
for (Iterator cur = first; cur != last; ++cur) {
- try {
- std::allocator_traits<Allocator>::construct(alloc, cur, args...);
- } catch (...) {
+ ABSL_INTERNAL_TRY {
+ std::allocator_traits<Allocator>::construct(alloc, std::addressof(*cur),
+ args...);
+ }
+ ABSL_INTERNAL_CATCH_ANY {
while (cur != first) {
--cur;
- std::allocator_traits<Allocator>::destroy(alloc, cur);
+ std::allocator_traits<Allocator>::destroy(alloc, std::addressof(*cur));
}
- throw;
+ ABSL_INTERNAL_RETHROW;
}
}
}
-#else // ABSL_HAVE_EXCEPTIONS // ConstructRange
-template <typename Allocator, typename Iterator, typename... Args>
-void ConstructRange(Allocator& alloc, Iterator first, Iterator last,
- const Args&... args) {
- for (; first != last; ++first) {
- std::allocator_traits<Allocator>::construct(alloc, first, args...);
- }
-}
-#endif // ABSL_HAVE_EXCEPTIONS // ConstructRange
-#ifdef ABSL_HAVE_EXCEPTIONS // CopyRange
template <typename Allocator, typename Iterator, typename InputIterator>
void CopyRange(Allocator& alloc, Iterator destination, InputIterator first,
InputIterator last) {
for (Iterator cur = destination; first != last;
static_cast<void>(++cur), static_cast<void>(++first)) {
- try {
- std::allocator_traits<Allocator>::construct(alloc, cur, *first);
- } catch (...) {
+ ABSL_INTERNAL_TRY {
+ std::allocator_traits<Allocator>::construct(alloc, std::addressof(*cur),
+ *first);
+ }
+ ABSL_INTERNAL_CATCH_ANY {
while (cur != destination) {
--cur;
- std::allocator_traits<Allocator>::destroy(alloc, cur);
+ std::allocator_traits<Allocator>::destroy(alloc, std::addressof(*cur));
}
- throw;
+ ABSL_INTERNAL_RETHROW;
}
}
}
-#else // ABSL_HAVE_EXCEPTIONS // CopyRange
-template <typename Allocator, typename Iterator, typename InputIterator>
-void CopyRange(Allocator& alloc, Iterator destination, InputIterator first,
- InputIterator last) {
- for (; first != last;
- static_cast<void>(++destination), static_cast<void>(++first)) {
- std::allocator_traits<Allocator>::construct(alloc, destination, *first);
- }
-}
-#endif // ABSL_HAVE_EXCEPTIONS // CopyRange
} // namespace memory_internal
} // namespace absl