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Export of internal Abseil changes.
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ffe43f972f956e3f9a8fb7b68993d243ba8f79fb by Abseil Team <absl-team@google.com>:

Replace usage of soon-to-be-deprecated http_archive rule with Skylark equivalent
#138

PiperOrigin-RevId: 204939972

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24021d7aec96ed013333760fba590eba5a9ddf63 by Abseil Team <absl-team@google.com>:

Remove incorrect constraint that StrSplit only works on std::strings; rather, it works on anything string-like.

PiperOrigin-RevId: 204761431

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ce61d3b0ac163caa1156817f3d1a997d9376a3f3 by Derek Mauro <dmauro@google.com>:

Support s390/s390x in examine_stack.cc (GitHub issue #135).
This is UNTESTED (no machine to test on).

PiperOrigin-RevId: 204756692

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68ecab659a95d713c4342fe9e8008c4cdf6abfc1 by Derek Mauro <dmauro@google.com>:

Update WORKSPACE.bazel Gogole Test dependency, remove the unused RE2 dependency.

PiperOrigin-RevId: 204741814

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891e185522f0934e3b48a75617be5fc859d75dbd by Derek Mauro <dmauro@google.com>:

Fix endian_test.cc on big endian platforms.
GitHub issue #135

PiperOrigin-RevId: 204738726

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9becfa12fbb525cd97e5695b94677bd3ea3f61b0 by Abseil Team <absl-team@google.com>:

Improve error messages in absl::variant by splitting up the conditions in the valid type static_assert.

This makes it slightly easier to determine what type is causing issues.

PiperOrigin-RevId: 204508430
GitOrigin-RevId: ffe43f972f956e3f9a8fb7b68993d243ba8f79fb
Change-Id: Icc5e4e8cd1a4cea98dfbed794cd992b734812e1d
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Abseil Team authored and ahedberg committed Jul 17, 2018
1 parent f826f1d commit e0def74
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Showing 5 changed files with 24 additions and 39 deletions.
14 changes: 3 additions & 11 deletions WORKSPACE
Original file line number Diff line number Diff line change
Expand Up @@ -15,9 +15,9 @@ http_archive(
# GoogleTest/GoogleMock framework. Used by most unit-tests.
http_archive(
name = "com_google_googletest",
urls = ["https://github.com/google/googletest/archive/4e4df226fc197c0dda6e37f5c8c3845ca1e73a49.zip"],
strip_prefix = "googletest-4e4df226fc197c0dda6e37f5c8c3845ca1e73a49",
sha256 = "d4179caf54410968d1fff0b869e7d74803dd30209ee6645ccf1ca65ab6cf5e5a",
urls = ["https://github.com/google/googletest/archive/b4d4438df9479675a632b2f11125e57133822ece.zip"], # 2018-07-16
strip_prefix = "googletest-b4d4438df9479675a632b2f11125e57133822ece",
sha256 = "5aaa5d566517cae711e2a3505ea9a6438be1b37fcaae0ebcb96ccba9aa56f23a",
)

# Google benchmark.
Expand All @@ -27,11 +27,3 @@ http_archive(
strip_prefix = "benchmark-16703ff83c1ae6d53e5155df3bb3ab0bc96083be",
sha256 = "59f918c8ccd4d74b6ac43484467b500f1d64b40cc1010daa055375b322a43ba3",
)

# RE2 regular-expression framework. Used by some unit-tests.
http_archive(
name = "com_googlesource_code_re2",
urls = ["https://github.com/google/re2/archive/6cf8ccd82dbaab2668e9b13596c68183c9ecd13f.zip"],
strip_prefix = "re2-6cf8ccd82dbaab2668e9b13596c68183c9ecd13f",
sha256 = "279a852219dbfc504501775596089d30e9c0b29664ce4128b0ac4c841471a16a",
)
20 changes: 2 additions & 18 deletions absl/base/internal/endian_test.cc
Original file line number Diff line number Diff line change
Expand Up @@ -33,32 +33,16 @@ const uint16_t k16Value{0x0123};
const int kNumValuesToTest = 1000000;
const int kRandomSeed = 12345;

#ifdef ABSL_IS_BIG_ENDIAN
#if defined(ABSL_IS_BIG_ENDIAN)
const uint64_t kInitialInNetworkOrder{kInitialNumber};
const uint64_t k64ValueLE{0xefcdab8967452301};
const uint32_t k32ValueLE{0x67452301};
const uint16_t k16ValueLE{0x2301};
const uint8_t k8ValueLE{k8Value};
const uint64_t k64IValueLE{0xefcdab89674523a1};
const uint32_t k32IValueLE{0x67452391};
const uint16_t k16IValueLE{0x85ff};
const uint8_t k8IValueLE{0xff};
const uint64_t kDoubleValueLE{0x6e861bf0f9210940};
const uint32_t kFloatValueLE{0xd00f4940};
const uint8_t kBoolValueLE{0x1};

const uint64_t k64ValueBE{kInitialNumber};
const uint32_t k32ValueBE{k32Value};
const uint16_t k16ValueBE{k16Value};
const uint8_t k8ValueBE{k8Value};
const uint64_t k64IValueBE{0xa123456789abcdef};
const uint32_t k32IValueBE{0x91234567};
const uint16_t k16IValueBE{0xff85};
const uint8_t k8IValueBE{0xff};
const uint64_t kDoubleValueBE{0x400921f9f01b866e};
const uint32_t kFloatValueBE{0x40490fd0};
const uint8_t kBoolValueBE{0x1};
#elif defined ABSL_IS_LITTLE_ENDIAN
#elif defined(ABSL_IS_LITTLE_ENDIAN)
const uint64_t kInitialInNetworkOrder{0xefcdab8967452301};
const uint64_t k64ValueLE{kInitialNumber};
const uint32_t k32ValueLE{k32Value};
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4 changes: 4 additions & 0 deletions absl/debugging/internal/examine_stack.cc
Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,10 @@ void* GetProgramCounter(void* vuc) {
return reinterpret_cast<void*>(context->uc_mcontext.gp_regs[32]);
#elif defined(__powerpc__)
return reinterpret_cast<void*>(context->uc_mcontext.regs->nip);
#elif defined(__s390__) && !defined(__s390x__)
return reinterpret_cast<void*>(context->uc_mcontext.psw.addr & 0x7fffffff);
#elif defined(__s390__) && defined(__s390x__)
return reinterpret_cast<void*>(context->uc_mcontext.psw.addr);
#elif defined(__x86_64__)
if (16 < ABSL_ARRAYSIZE(context->uc_mcontext.gregs))
return reinterpret_cast<void*>(context->uc_mcontext.gregs[16]);
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10 changes: 5 additions & 5 deletions absl/strings/str_split.h
Original file line number Diff line number Diff line change
Expand Up @@ -373,11 +373,11 @@ struct SkipWhitespace {

// StrSplit()
//
// Splits a given `std::string` based on the provided `Delimiter` object,
// returning the elements within the type specified by the caller. Optionally,
// you may also pass a `Predicate` to `StrSplit()` indicating whether to include
// or exclude the resulting element within the final result set. (See the
// overviews for Delimiters and Predicates above.)
// Splits a given std::string based on the provided `Delimiter` object, returning the
// elements within the type specified by the caller. Optionally, you may pass a
// `Predicate` to `StrSplit()` indicating whether to include or exclude the
// resulting element within the final result set. (See the overviews for
// Delimiters and Predicates above.)
//
// Example:
//
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15 changes: 10 additions & 5 deletions absl/types/variant.h
Original file line number Diff line number Diff line change
Expand Up @@ -449,14 +449,19 @@ constexpr bool operator!=(monostate, monostate) noexcept { return false; }
//------------------------------------------------------------------------------
template <typename T0, typename... Tn>
class variant<T0, Tn...> : private variant_internal::VariantBase<T0, Tn...> {
static_assert(absl::conjunction<std::is_object<T0>,
std::is_object<Tn>...>::value,
"Attempted to instantiate a variant containing a non-object "
"type.");
// Intentionally not qualifing `negation` with `absl::` to work around a bug
// in MSVC 2015 with inline namespace and variadic template.
static_assert(absl::conjunction<std::is_object<T0>, std::is_object<Tn>...,
negation<std::is_array<T0> >,
negation<std::is_array<Tn> >...,
std::is_nothrow_destructible<T0>,
static_assert(absl::conjunction<negation<std::is_array<T0> >,
negation<std::is_array<Tn> >...>::value,
"Attempted to instantiate a variant containing an array type.");
static_assert(absl::conjunction<std::is_nothrow_destructible<T0>,
std::is_nothrow_destructible<Tn>...>::value,
"Attempted to instantiate a variant with an unsupported type.");
"Attempted to instantiate a variant containing a non-nothrow "
"destructible type.");

friend struct variant_internal::VariantCoreAccess;

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