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Changes imported from Abseil "staging" branch:

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- 20f4e7133d695e9a05e13ebdfd4d78da310b42b5 Remove the warning supressions -Wno-documentation and by Derek Mauro <dmauro@google.com>
  - e1bde85c0571673b1e7a88b9d45a393606ba7e6c Changed the optimized version of strings_internal::JoinAl... by Abseil Team <absl-team@google.com>
  - 746e6716b4c15be61547670d68d25a1c850d3954 Add missing absl:: qualification. by Alex Strelnikov <strel@google.com>
  - 4e5c18c488cbd49ca72b02911cf22d830d5a7f16 Internals change: Remove the ability to pass a custom met... by Greg Falcon <gfalcon@google.com>
  - 65d58107a5730d4b6468bbffc72bea2f980af826 Moved most common character case (ascii printable) out of... by Abseil Team <absl-team@google.com>
  - f031331cc55a3d57b9110e12c7cbe50ac3e2a04f Add missing copyright headers to a few source files. by Greg Falcon <gfalcon@google.com>
  - 6035a77af6fa951c536b42df4c710d16d1817aec Enable libstdc++'s memcmp optimization in absl::equal for... by Abseil Team <absl-team@google.com>
  - 73a665a4a10781e5d89f75a876ece7ad859f4116 Fix minor spelling error "hexidecimal". by Abseil Team <absl-team@google.com>

GitOrigin-RevId: 20f4e7133d695e9a05e13ebdfd4d78da310b42b5
Change-Id: Id8c18ebd331d096935052a6ab259ebe0e2ef13ae
This commit is contained in:
Abseil Team 2017-12-20 12:34:46 -08:00 • committed by Xiaoyi Zhang
parent 4972c72c5c
commit ff70456473
20 changed files with 251 additions and 114 deletions
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13
absl/base/internal/low_level_alloc.h
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@ -93,15 +93,12 @@ class LowLevelAlloc {
// DefaultArena(). Not supported on all platforms.
kAsyncSignalSafe = 0x0002,
#endif
// When used with DefaultArena(), the NewArena() and DeleteArena() calls
// obey the flags given explicitly in the NewArena() call, even if those
// flags differ from the settings in DefaultArena(). So the call
// NewArena(kAsyncSignalSafe, DefaultArena()) is itself async-signal-safe,
// as well as generatating an arena that provides async-signal-safe
// Alloc/Free.
};
static Arena *NewArena(int32_t flags, Arena *meta_data_arena);
// Construct a new arena. The allocation of the underlying metadata honors
// the provided flags. For example, the call NewArena(kAsyncSignalSafe)
// is itself async-signal-safe, as well as generatating an arena that provides
// async-signal-safe Alloc/Free.
static Arena *NewArena(int32_t flags);
// Destroys an arena allocated by NewArena and returns true,
// provided no allocated blocks remain in the arena.