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Export of internal Abseil changes

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adcea274552c5671bdafae7f85797c49c9639b67 by Abseil Team <absl-team@google.com>:

change some const declarations to constexpr

PiperOrigin-RevId: 307516528

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f828d23bdd437f38ae52ba232fd44c477643ddaf by Derek Mauro <dmauro@google.com>:

Use "-lrt" instead of the resolved find_library result when linking
librt. find_library defaults to shared objects. Imports #665.

PiperOrigin-RevId: 307465639
GitOrigin-RevId: adcea274552c5671bdafae7f85797c49c9639b67
Change-Id: I8f562ef8f57f5ed55192936c764fa6532e3b8adb
This commit is contained in:
Abseil Team 2020-04-20 18:19:20 -07:00 • committed by Derek Mauro
parent 1a02b7a205
commit cb52b05ea2
2 changed files with 4 additions and 4 deletions
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6
absl/strings/cord.h
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@ -645,12 +645,12 @@ class Cord {
// InlineRep holds either a tree pointer, or an array of kMaxInline bytes. // InlineRep holds either a tree pointer, or an array of kMaxInline bytes.
class InlineRep { class InlineRep {
public: public:
static const unsigned char kMaxInline = 15; static constexpr unsigned char kMaxInline = 15;
static_assert(kMaxInline >= sizeof(absl::cord_internal::CordRep*), ""); static_assert(kMaxInline >= sizeof(absl::cord_internal::CordRep*), "");
// Tag byte & kMaxInline means we are storing a pointer. // Tag byte & kMaxInline means we are storing a pointer.
static const unsigned char kTreeFlag = 1 << 4; static constexpr unsigned char kTreeFlag = 1 << 4;
// Tag byte & kProfiledFlag means we are profiling the Cord. // Tag byte & kProfiledFlag means we are profiling the Cord.
static const unsigned char kProfiledFlag = 1 << 5; static constexpr unsigned char kProfiledFlag = 1 << 5;
constexpr InlineRep() : data_{} {} constexpr InlineRep() : data_{} {}
InlineRep(const InlineRep& src); InlineRep(const InlineRep& src);

2
absl/synchronization/internal/waiter.h
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@ -101,7 +101,7 @@ class Waiter {
// How many periods to remain idle before releasing resources // How many periods to remain idle before releasing resources
#ifndef THREAD_SANITIZER #ifndef THREAD_SANITIZER
static const int kIdlePeriods = 60; static constexpr int kIdlePeriods = 60;
#else #else
// Memory consumption under ThreadSanitizer is a serious concern, // Memory consumption under ThreadSanitizer is a serious concern,
// so we release resources sooner. The value of 1 leads to 1 to 2 second // so we release resources sooner. The value of 1 leads to 1 to 2 second