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64f6530647
as it's causing asan failures in clangd. Followed up offline with repro instructions. This reverts commit 29560a89ddcaf3af9b8a73d98d968a0911d21e27.
27 lines
882 B
C++
27 lines
882 B
C++
//===-- StringSaver.cpp ---------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/StringSaver.h"
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using namespace llvm;
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StringRef StringSaver::save(StringRef S) {
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char *P = Alloc.Allocate<char>(S.size() + 1);
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if (!S.empty())
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memcpy(P, S.data(), S.size());
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P[S.size()] = '\0';
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return StringRef(P, S.size());
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}
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StringRef UniqueStringSaver::save(StringRef S) {
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auto R = Unique.insert(S);
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if (R.second) // cache miss, need to actually save the string
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*R.first = Strings.save(S); // safe replacement with equal value
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return *R.first;
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}
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