Export of internal Abseil changes.

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6769c6ebe79804063d68d70a5623a1475d63aeff by Alex Strelnikov <strel@google.com>:

Import of CCTZ from GitHub.

PiperOrigin-RevId: 202500218

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c65cc4af08b8c48ca65f0816c1d2f59c7de7b0a5 by Derek Mauro <dmauro@google.com>:

Fix DirectMMap on s390x (GitHub #135).
This is *untested* because no s390x system is available.

PiperOrigin-RevId: 202484458

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0ae7b628d7859cb3af169d007c29efd7917bb3ea by Abseil Team <absl-team@google.com>:

Changes the Holder's compile-type type decision making to a std::conditional for improved readability

PiperOrigin-RevId: 202340646
GitOrigin-RevId: 6769c6ebe79804063d68d70a5623a1475d63aeff
Change-Id: I8f9d049ee279b1b1e3381fdf7e6fe9a4ea228306

1 files changed, 6 insertions, 10 deletions

diff --git a/absl/time/internal/cctz/include/cctz/civil_time_detail.h b/absl/time/internal/cctz/include/cctz/civil_time_detail.h
index d52eddcdba06..2362a4f4fbc9 100644
--- a/absl/time/internal/cctz/include/cctz/civil_time_detail.h
+++ b/absl/time/internal/cctz/include/cctz/civil_time_detail.h
@@ -403,20 +403,16 @@ class civil_time {
   }
 
   // Binary arithmetic operators.
-  inline friend CONSTEXPR_M civil_time operator+(civil_time a,
-                                                 diff_t n) noexcept {
+  friend CONSTEXPR_F civil_time operator+(civil_time a, diff_t n) noexcept {
     return a += n;
   }
-  inline friend CONSTEXPR_M civil_time operator+(diff_t n,
-                                                 civil_time a) noexcept {
+  friend CONSTEXPR_F civil_time operator+(diff_t n, civil_time a) noexcept {
     return a += n;
   }
-  inline friend CONSTEXPR_M civil_time operator-(civil_time a,
-                                                 diff_t n) noexcept {
+  friend CONSTEXPR_F civil_time operator-(civil_time a, diff_t n) noexcept {
     return a -= n;
   }
-  inline friend CONSTEXPR_M diff_t operator-(const civil_time& lhs,
-                                             const civil_time& rhs) noexcept {
+  friend CONSTEXPR_F diff_t operator-(civil_time lhs, civil_time rhs) noexcept {
     return difference(T{}, lhs.f_, rhs.f_);
   }
 
@@ -434,8 +430,8 @@ class civil_time {
 
 // Disallows difference between differently aligned types.
 // auto n = civil_day(...) - civil_hour(...);  // would be confusing.
-template <typename Tag1, typename Tag2>
-CONSTEXPR_F diff_t operator-(civil_time<Tag1>, civil_time<Tag2>) = delete;
+template <typename T, typename U>
+CONSTEXPR_F diff_t operator-(civil_time<T>, civil_time<U>) = delete;
 
 using civil_year = civil_time<year_tag>;
 using civil_month = civil_time<month_tag>;