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//===- llvm/unittest/CAS/ThreadSafeAllocatorTest.cpp ----------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/CAS/ThreadSafeAllocator.h"
#include "llvm/Support/ThreadPool.h"
#include "gtest/gtest.h"
#include <thread>
using namespace llvm;
TEST(ThreadSafeAllocatorTest, AllocWithAlign) {
cas::ThreadSafeAllocator<BumpPtrAllocator> Alloc;
DefaultThreadPool Threads;
for (unsigned Index = 1; Index < 100; ++Index)
Threads.async(
[&Alloc](unsigned I) {
int *P = (int *)Alloc.Allocate(sizeof(int) * I, alignof(int));
P[I - 1] = I;
},
Index);
Threads.wait();
Alloc.applyLocked([](BumpPtrAllocator &Alloc) {
EXPECT_EQ(4950U * sizeof(int), Alloc.getBytesAllocated());
});
}
TEST(ThreadSafeAllocatorTest, SpecificBumpPtrAllocator) {
cas::ThreadSafeAllocator<SpecificBumpPtrAllocator<int>> Alloc;
DefaultThreadPool Threads;
for (unsigned Index = 1; Index < 100; ++Index)
Threads.async(
[&Alloc](unsigned I) {
int *P = Alloc.Allocate(I);
P[I - 1] = I;
},
Index);
Threads.wait();
}
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