Changes imported from Abseil "staging" branch:

- c3a608de577e0c278b50916ad4803549929f8f72 Merging https://github.com/abseil/abseil-cpp/pull/8/ inte... by Gennadiy Civil <misterg@google.com>
  - d0b528cdf5843db871784c629cb4e7c5165af716 explicitly cast -1 for Span::npos by Jon Cohen <cohenjon@google.com>
  - 32066311a4379f1144f029aaa3740af59b1e364e Remove GUARDED_VAR and PT_GUARDED_VAR entirely. by Abseil Team <absl-team@google.com>
  - 3d3c69d97d15b5c6457906631054109094c083a6 Remove unneeded inline on constexpr definitions. by Alex Strelnikov <strel@google.com>
  - a9a8fe71f90d0b80de8e77375228a7185032636b Remove unneeded lint suppression. by Alex Strelnikov <strel@google.com>

GitOrigin-RevId: c3a608de577e0c278b50916ad4803549929f8f72
Change-Id: I0897ce0b11e41f83fed8d88f18e079a15d086527
This commit is contained in:
Abseil Team 2017-11-06 12:54:54 -08:00 committed by misterg
parent 78e1abca86
commit 075cf62092
6 changed files with 52 additions and 71 deletions

View file

@ -89,4 +89,5 @@ For more information about Abseil:
<a name="cmake"></a>
## Build with CMake
Please check the [CMake build instructions](CMake/README.md)
Please check the [CMake build instructions]
(CMake/README.md)

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@ -52,7 +52,6 @@
// Mutex mu;
// int p1 GUARDED_BY(mu);
#define GUARDED_BY(x) THREAD_ANNOTATION_ATTRIBUTE__(guarded_by(x))
#define GUARDED_VAR // no-op
// PT_GUARDED_BY()
//
@ -72,7 +71,6 @@
// // guarded by `mu2`:
// int *q GUARDED_BY(mu1) PT_GUARDED_BY(mu2);
#define PT_GUARDED_BY(x) THREAD_ANNOTATION_ATTRIBUTE__(pt_guarded_by(x))
#define PT_GUARDED_VAR // no-op
// ACQUIRED_AFTER() / ACQUIRED_BEFORE()
//

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@ -93,9 +93,9 @@ class alignas(16) uint128 {
constexpr uint128(__int128 v); // NOLINT(runtime/explicit)
constexpr uint128(unsigned __int128 v); // NOLINT(runtime/explicit)
#endif // ABSL_HAVE_INTRINSIC_INT128
explicit uint128(float v); // NOLINT(runtime/explicit)
explicit uint128(double v); // NOLINT(runtime/explicit)
explicit uint128(long double v); // NOLINT(runtime/explicit)
explicit uint128(float v);
explicit uint128(double v);
explicit uint128(long double v);
// Assignment operators from arithmetic types
uint128& operator=(int v);
@ -212,15 +212,13 @@ uint64_t Uint128High64(const uint128& v);
// Implementation details follow
// --------------------------------------------------------------------------
inline constexpr uint128 MakeUint128(uint64_t top, uint64_t bottom) {
constexpr uint128 MakeUint128(uint64_t top, uint64_t bottom) {
return uint128(top, bottom);
}
// Assignment from integer types.
inline uint128& uint128::operator=(int v) {
return *this = uint128(v);
}
inline uint128& uint128::operator=(int v) { return *this = uint128(v); }
inline uint128& uint128::operator=(unsigned int v) {
return *this = uint128(v);
@ -293,56 +291,54 @@ inline uint64_t Uint128High64(const uint128& v) { return v.hi_; }
#if defined(ABSL_IS_LITTLE_ENDIAN)
inline constexpr uint128::uint128(uint64_t top, uint64_t bottom)
constexpr uint128::uint128(uint64_t top, uint64_t bottom)
: lo_(bottom), hi_(top) {}
inline constexpr uint128::uint128(int v)
constexpr uint128::uint128(int v)
: lo_(v), hi_(v < 0 ? std::numeric_limits<uint64_t>::max() : 0) {}
inline constexpr uint128::uint128(long v) // NOLINT(runtime/int)
constexpr uint128::uint128(long v) // NOLINT(runtime/int)
: lo_(v), hi_(v < 0 ? std::numeric_limits<uint64_t>::max() : 0) {}
inline constexpr uint128::uint128(long long v) // NOLINT(runtime/int)
constexpr uint128::uint128(long long v) // NOLINT(runtime/int)
: lo_(v), hi_(v < 0 ? std::numeric_limits<uint64_t>::max() : 0) {}
inline constexpr uint128::uint128(unsigned int v) : lo_(v), hi_(0) {}
constexpr uint128::uint128(unsigned int v) : lo_(v), hi_(0) {}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::uint128(unsigned long v) : lo_(v), hi_(0) {}
constexpr uint128::uint128(unsigned long v) : lo_(v), hi_(0) {}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::uint128(unsigned long long v)
: lo_(v), hi_(0) {}
constexpr uint128::uint128(unsigned long long v) : lo_(v), hi_(0) {}
#ifdef ABSL_HAVE_INTRINSIC_INT128
inline constexpr uint128::uint128(__int128 v)
constexpr uint128::uint128(__int128 v)
: lo_(static_cast<uint64_t>(v & ~uint64_t{0})),
hi_(static_cast<uint64_t>(static_cast<unsigned __int128>(v) >> 64)) {}
inline constexpr uint128::uint128(unsigned __int128 v)
constexpr uint128::uint128(unsigned __int128 v)
: lo_(static_cast<uint64_t>(v & ~uint64_t{0})),
hi_(static_cast<uint64_t>(v >> 64)) {}
#endif // ABSL_HAVE_INTRINSIC_INT128
#elif defined(ABSL_IS_BIG_ENDIAN)
inline constexpr uint128::uint128(uint64_t top, uint64_t bottom)
constexpr uint128::uint128(uint64_t top, uint64_t bottom)
: hi_(top), lo_(bottom) {}
inline constexpr uint128::uint128(int v)
constexpr uint128::uint128(int v)
: hi_(v < 0 ? std::numeric_limits<uint64_t>::max() : 0), lo_(v) {}
inline constexpr uint128::uint128(long v) // NOLINT(runtime/int)
constexpr uint128::uint128(long v) // NOLINT(runtime/int)
: hi_(v < 0 ? std::numeric_limits<uint64_t>::max() : 0), lo_(v) {}
inline constexpr uint128::uint128(long long v) // NOLINT(runtime/int)
constexpr uint128::uint128(long long v) // NOLINT(runtime/int)
: hi_(v < 0 ? std::numeric_limits<uint64_t>::max() : 0), lo_(v) {}
inline constexpr uint128::uint128(unsigned int v) : hi_(0), lo_(v) {}
constexpr uint128::uint128(unsigned int v) : hi_(0), lo_(v) {}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::uint128(unsigned long v) : hi_(0), lo_(v) {}
constexpr uint128::uint128(unsigned long v) : hi_(0), lo_(v) {}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::uint128(unsigned long long v)
: hi_(0), lo_(v) {}
constexpr uint128::uint128(unsigned long long v) : hi_(0), lo_(v) {}
#ifdef ABSL_HAVE_INTRINSIC_INT128
inline constexpr uint128::uint128(__int128 v)
constexpr uint128::uint128(__int128 v)
: hi_(static_cast<uint64_t>(static_cast<unsigned __int128>(v) >> 64)),
lo_(static_cast<uint64_t>(v & ~uint64_t{0})) {}
inline constexpr uint128::uint128(unsigned __int128 v)
constexpr uint128::uint128(unsigned __int128 v)
: hi_(static_cast<uint64_t>(v >> 64)),
lo_(static_cast<uint64_t>(v & ~uint64_t{0})) {}
#endif // ABSL_HAVE_INTRINSIC_INT128
@ -353,78 +349,64 @@ inline constexpr uint128::uint128(unsigned __int128 v)
// Conversion operators to integer types.
inline constexpr uint128::operator bool() const {
return lo_ || hi_;
}
constexpr uint128::operator bool() const { return lo_ || hi_; }
inline constexpr uint128::operator char() const {
return static_cast<char>(lo_);
}
constexpr uint128::operator char() const { return static_cast<char>(lo_); }
inline constexpr uint128::operator signed char() const {
constexpr uint128::operator signed char() const {
return static_cast<signed char>(lo_);
}
inline constexpr uint128::operator unsigned char() const {
constexpr uint128::operator unsigned char() const {
return static_cast<unsigned char>(lo_);
}
inline constexpr uint128::operator char16_t() const {
constexpr uint128::operator char16_t() const {
return static_cast<char16_t>(lo_);
}
inline constexpr uint128::operator char32_t() const {
constexpr uint128::operator char32_t() const {
return static_cast<char32_t>(lo_);
}
inline constexpr uint128::operator wchar_t() const {
constexpr uint128::operator wchar_t() const {
return static_cast<wchar_t>(lo_);
}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::operator short() const {
return static_cast<short>(lo_); // NOLINT(runtime/int)
constexpr uint128::operator short() const { return static_cast<short>(lo_); }
constexpr uint128::operator unsigned short() const { // NOLINT(runtime/int)
return static_cast<unsigned short>(lo_); // NOLINT(runtime/int)
}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::operator unsigned short() const {
return static_cast<unsigned short>(lo_); // NOLINT(runtime/int)
}
constexpr uint128::operator int() const { return static_cast<int>(lo_); }
inline constexpr uint128::operator int() const {
return static_cast<int>(lo_);
}
inline constexpr uint128::operator unsigned int() const {
constexpr uint128::operator unsigned int() const {
return static_cast<unsigned int>(lo_);
}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::operator long() const {
return static_cast<long>(lo_); // NOLINT(runtime/int)
constexpr uint128::operator long() const { return static_cast<long>(lo_); }
constexpr uint128::operator unsigned long() const { // NOLINT(runtime/int)
return static_cast<unsigned long>(lo_); // NOLINT(runtime/int)
}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::operator unsigned long() const {
return static_cast<unsigned long>(lo_); // NOLINT(runtime/int)
constexpr uint128::operator long long() const { // NOLINT(runtime/int)
return static_cast<long long>(lo_); // NOLINT(runtime/int)
}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::operator long long() const {
return static_cast<long long>(lo_); // NOLINT(runtime/int)
}
// NOLINTNEXTLINE(runtime/int)
inline constexpr uint128::operator unsigned long long() const {
return static_cast<unsigned long long>(lo_); // NOLINT(runtime/int)
constexpr uint128::operator unsigned long long() const { // NOLINT(runtime/int)
return static_cast<unsigned long long>(lo_); // NOLINT(runtime/int)
}
#ifdef ABSL_HAVE_INTRINSIC_INT128
inline constexpr uint128::operator __int128() const {
constexpr uint128::operator __int128() const {
return (static_cast<__int128>(hi_) << 64) + lo_;
}
inline constexpr uint128::operator unsigned __int128() const {
constexpr uint128::operator unsigned __int128() const {
return (static_cast<unsigned __int128>(hi_) << 64) + lo_;
}
#endif // ABSL_HAVE_INTRINSIC_INT128

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@ -279,7 +279,7 @@ class Span {
using size_type = size_t;
using difference_type = ptrdiff_t;
static const size_type npos = -1;
static const size_type npos = ~size_type{0};
constexpr Span() noexcept : Span(nullptr, 0) {}
constexpr Span(pointer array, size_type length) noexcept