Export of internal Abseil changes

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d447fdcb801036cf08197eece193a5a706661120 by Gennadiy Rozental <rogeeff@google.com>:

Eliminate the need for static function holding help message. This decreases the cost of ABSL_FLAG abstraction by 120 bytes under clang.

PiperOrigin-RevId: 281107806

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0aa6b91189f0e8b2381438c33465673a7ae02487 by Derek Mauro <dmauro@google.com>:

Disable the weak symbol CCTZ extension in the time test_util
on MinGW, which does not support it.

PiperOrigin-RevId: 280719769

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67322c41c3e776eb541de90fa4526bdb49422eb6 by Abseil Team <absl-team@google.com>:

Tune PeriodicSampler implementation (for internal-use only)

PiperOrigin-RevId: 280708943

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3a48c346340c7ed03816645cd327e1ff07729aa4 by Abseil Team <absl-team@google.com>:

Clean up public headers not to have warnings for "-Wcomma"

PiperOrigin-RevId: 280695373

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981acd1ef3b13a83a84f04f11c8931f4ed4451c9 by Matthew Brown <matthewbr@google.com>:

Release absl::int128.

PiperOrigin-RevId: 280690817

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d30fae9d2ec30b81322d2eb5afe7e13e45b4b422 by Derek Mauro <dmauro@google.com>:

Fix -Wundef warnings in random platform detection

PiperOrigin-RevId: 280669598
GitOrigin-RevId: d447fdcb801036cf08197eece193a5a706661120
Change-Id: Ie5e10e567c54b7de211833607689f233d4ddf734
This commit is contained in:
Abseil Team 2019-11-18 11:02:26 -08:00 committed by Gennadiy Civil
parent 3df7b52a6a
commit 2103fd9acd
23 changed files with 2800 additions and 136 deletions

View file

@ -32,7 +32,7 @@ namespace {
namespace flags = absl::flags_internal;
std::string TestHelpMsg() { return "help"; }
std::string TestHelpMsg() { return "dynamic help"; }
template <typename T>
void* TestMakeDflt() {
return new T{};
@ -41,19 +41,22 @@ void TestCallback() {}
template <typename T>
bool TestConstructionFor() {
constexpr flags::Flag<T> f1("f1", &TestHelpMsg, "file",
constexpr flags::HelpInitArg help_arg{flags::FlagHelpSrc("literal help"),
flags::FlagHelpSrcKind::kLiteral};
constexpr flags::Flag<T> f1("f1", help_arg, "file",
&flags::FlagMarshallingOps<T>, &TestMakeDflt<T>);
EXPECT_EQ(f1.Name(), "f1");
EXPECT_EQ(f1.Help(), "help");
EXPECT_EQ(f1.Help(), "literal help");
EXPECT_EQ(f1.Filename(), "file");
ABSL_CONST_INIT static flags::Flag<T> f2("f2", &TestHelpMsg, "file",
&flags::FlagMarshallingOps<T>,
&TestMakeDflt<T>);
ABSL_CONST_INIT static flags::Flag<T> f2(
"f2",
{flags::FlagHelpSrc(&TestHelpMsg), flags::FlagHelpSrcKind::kGenFunc},
"file", &flags::FlagMarshallingOps<T>, &TestMakeDflt<T>);
flags::FlagRegistrar<T, false>(&f2).OnUpdate(TestCallback);
EXPECT_EQ(f2.Name(), "f2");
EXPECT_EQ(f2.Help(), "help");
EXPECT_EQ(f2.Help(), "dynamic help");
EXPECT_EQ(f2.Filename(), "file");
return true;