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62 lines
2.4 KiB
C++
62 lines
2.4 KiB
C++
// -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*-
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// This is a unit test for exercising fragmentation of large (over 1
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// meg) page spans. It makes sure that allocations/releases of
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// increasing memory chunks do not blowup memory
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// usage. See also https://code.google.com/p/gperftools/issues/detail?id=368
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#include <stddef.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "base/logging.h"
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#include "common.h"
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#include <gperftools/malloc_extension.h>
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int main (int argc, char** argv) {
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for (int pass = 1; pass <= 3; pass++) {
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size_t size = 100*1024*1024;
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while (size < 500*1024*1024) {
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void *ptr = malloc(size);
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free(ptr);
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size += 20000;
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size_t heap_size = static_cast<size_t>(-1);
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MallocExtension::instance()->GetNumericProperty("generic.heap_size",
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&heap_size);
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CHECK_LT(heap_size, 1*1024*1024*1024);
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}
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}
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printf("PASS\n");
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return 0;
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}
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