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authorAbseil Team <absl-team@google.com>2018-09-24T18·57-0700
committerDerek Mauro <dmauro@google.com>2018-09-24T20·07-0400
commite01d95528ea2137a4a27a88d1f57c6cb260aafed (patch)
tree8a766d2a0464710252cdf960789561780fd45e47 /absl/types/internal
parent8ff1374008259719b54a8cb128ef951c02da164c (diff)
Export of internal Abseil changes.
--
eca34da4ccb7bb6a580f1364dff9ca053418fa3b by Abseil Team <absl-team@google.com>:

Internal change.

PiperOrigin-RevId: 214305433

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35393bdd21a87c4286f945fd34dda93afc4e0cd6 by Abseil Team <absl-team@google.com>:

Move some implementation details of string_view around to facilitate compiling on NVCC.

Abseil does not officially support NVCC as a reminder.

PiperOrigin-RevId: 214184876

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61846cab9ab9476a4676ecade7173f68978cd038 by Jorg Brown <jorg@google.com>:

Move the initialization values for constants back to their declaration.

PiperOrigin-RevId: 214135927

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7ac7df6c5f78f2faf419268c04618b936cb26065 by Abseil Team <absl-team@google.com>:

Performance improvements on format parser.

PiperOrigin-RevId: 214032366

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90b4c0cf20e9feaa257a7ece40adaf7db40a60a7 by Xiaoyi Zhang <zhangxy@google.com>:

Add static_assert check to absl::visit to make sure all overloads of the visitor return the same type, as required by the C++ standard.

PiperOrigin-RevId: 213677001

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787995342101b4c181291cde9ecea3048536e4bd by Abseil Team <absl-team@google.com>:

Update comment to indicate finite durations are less than InfiniteDuration.

PiperOrigin-RevId: 213660328

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d78f0dce7cc31218807e96d93b9e8513b6c80b24 by Jon Cohen <cohenjon@google.com>:

s/invariant/contract in the exceptions safety testing framework.  This is a better term as these can be type invariants or function post conditions.  They also are very similar ground as to what is covered by c++20 Contracts (and could even be replaced by them.

PiperOrigin-RevId: 213631019

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0b3ff1a640de9a7391a6c233568802cf86245b0e by Abseil Team <absl-team@google.com>:

Add noinline attribute for GetStackTrace/GetStackFrames/... so the skipped frames will not change because of inlining difference.

PiperOrigin-RevId: 213009637
GitOrigin-RevId: eca34da4ccb7bb6a580f1364dff9ca053418fa3b
Change-Id: Iff1022fd24e440fcbdf3c4ab2a915ca8954daa31
Diffstat (limited to 'absl/types/internal')
-rw-r--r--absl/types/internal/variant.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/absl/types/internal/variant.h b/absl/types/internal/variant.h
index f220afd04415..eff4fefed409 100644
--- a/absl/types/internal/variant.h
+++ b/absl/types/internal/variant.h
@@ -1,4 +1,4 @@
-// Copyright 2017 The Abseil Authors.
+// Copyright 2018 The Abseil Authors.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -910,6 +910,11 @@ struct PerformVisitation {
   template <std::size_t... TupIs, std::size_t... Is>
   constexpr ReturnType Run(std::false_type /*has_valueless*/,
                            index_sequence<TupIs...>, SizeT<Is>...) const {
+    static_assert(
+        std::is_same<ReturnType,
+                     absl::result_of_t<Op(VariantAccessResult<
+                                          Is, QualifiedVariants>...)>>::value,
+        "All visitation overloads must have the same return type.");
     return absl::base_internal::Invoke(
         absl::forward<Op>(op),
         VariantCoreAccess::Access<Is>(