gcc/libsanitizer/tsan/tsan_ignoreset.cpp
H.J. Lu 76288e1c5d libsanitizer: Merge with upstream
Merged revision: 1c2e5fd66ea27d0c51360ba4e22099124a915562
2021-10-01 09:02:54 -07:00

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//===-- tsan_ignoreset.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
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer (TSan), a race detector.
//
//===----------------------------------------------------------------------===//
#include "tsan_ignoreset.h"
namespace __tsan {
const uptr IgnoreSet::kMaxSize;
IgnoreSet::IgnoreSet()
: size_() {
}
void IgnoreSet::Add(StackID stack_id) {
if (size_ == kMaxSize)
return;
for (uptr i = 0; i < size_; i++) {
if (stacks_[i] == stack_id)
return;
}
stacks_[size_++] = stack_id;
}
StackID IgnoreSet::At(uptr i) const {
CHECK_LT(i, size_);
CHECK_LE(size_, kMaxSize);
return stacks_[i];
}
} // namespace __tsan