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Differential D1889 Diff 5300 src/bench/prevector.cpp

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src/bench/prevector.cpp

// Copyright (c) 2015-2017 The Bitcoin Core developers // Copyright (c) 2015-2017 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying // Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php. // file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <compat.h> #include <compat.h>
#include <prevector.h> #include <prevector.h>
#include <bench/bench.h> #include <bench/bench.h>
struct nontrivial_t { struct nontrivial_t {
int x; int x;
nontrivial_t() : x(-1) {} nontrivial_t() : x(-1) {}
}; };
static_assert(!IS_TRIVIALLY_CONSTRUCTIBLE<nontrivial_t>::value, static_assert(!IS_TRIVIALLY_CONSTRUCTIBLE<nontrivial_t>::value,
"expected nontrivial_t to not be trivially constructible"); "expected nontrivial_t to not be trivially constructible");
typedef unsigned char trivial_t; typedef uint8_t trivial_t;
static_assert(IS_TRIVIALLY_CONSTRUCTIBLE<trivial_t>::value, static_assert(IS_TRIVIALLY_CONSTRUCTIBLE<trivial_t>::value,
"expected trivial_t to be trivially constructible"); "expected trivial_t to be trivially constructible");
template <typename T> static void PrevectorDestructor(benchmark::State &state) { template <typename T> static void PrevectorDestructor(benchmark::State &state) {
while (state.KeepRunning()) { while (state.KeepRunning()) {
for (auto x = 0; x < 1000; ++x) { for (auto x = 0; x < 1000; ++x) {
prevector<28, T> t0; prevector<28, T> t0;
prevector<28, T> t1; prevector<28, T> t1;
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