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-rw-r--r--demangle/third_party/llvm/include/llvm/Demangle/StringView.h122
1 files changed, 0 insertions, 122 deletions
diff --git a/demangle/third_party/llvm/include/llvm/Demangle/StringView.h b/demangle/third_party/llvm/include/llvm/Demangle/StringView.h
deleted file mode 100644
index 6bbb8837..00000000
--- a/demangle/third_party/llvm/include/llvm/Demangle/StringView.h
+++ /dev/null
@@ -1,122 +0,0 @@
-//===--- StringView.h ----------------*- mode:c++;eval:(read-only-mode) -*-===//
-// Do not edit! See README.txt.
-// 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
-//
-//===----------------------------------------------------------------------===//
-//
-// FIXME: Use std::string_view instead when we support C++17.
-// There are two copies of this file in the source tree. The one under
-// libcxxabi is the original and the one under llvm is the copy. Use
-// cp-to-llvm.sh to update the copy. See README.txt for more details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef DEMANGLE_STRINGVIEW_H
-#define DEMANGLE_STRINGVIEW_H
-
-#include "DemangleConfig.h"
-#include <cassert>
-#include <cstring>
-
-DEMANGLE_NAMESPACE_BEGIN
-
-class StringView {
- const char *First;
- const char *Last;
-
-public:
- static const size_t npos = ~size_t(0);
-
- template <size_t N>
- StringView(const char (&Str)[N]) : First(Str), Last(Str + N - 1) {}
- StringView(const char *First_, const char *Last_)
- : First(First_), Last(Last_) {}
- StringView(const char *First_, size_t Len)
- : First(First_), Last(First_ + Len) {}
- StringView(const char *Str) : First(Str), Last(Str + std::strlen(Str)) {}
- StringView() : First(nullptr), Last(nullptr) {}
-
- StringView substr(size_t Pos, size_t Len = npos) const {
- assert(Pos <= size());
- if (Len > size() - Pos)
- Len = size() - Pos;
- return StringView(begin() + Pos, Len);
- }
-
- size_t find(char C, size_t From = 0) const {
- // Avoid calling memchr with nullptr.
- if (From < size()) {
- // Just forward to memchr, which is faster than a hand-rolled loop.
- if (const void *P = ::memchr(First + From, C, size() - From))
- return size_t(static_cast<const char *>(P) - First);
- }
- return npos;
- }
-
- StringView dropFront(size_t N = 1) const {
- if (N >= size())
- N = size();
- return StringView(First + N, Last);
- }
-
- StringView dropBack(size_t N = 1) const {
- if (N >= size())
- N = size();
- return StringView(First, Last - N);
- }
-
- char front() const {
- assert(!empty());
- return *begin();
- }
-
- char back() const {
- assert(!empty());
- return *(end() - 1);
- }
-
- char popFront() {
- assert(!empty());
- return *First++;
- }
-
- bool consumeFront(char C) {
- if (!startsWith(C))
- return false;
- *this = dropFront(1);
- return true;
- }
-
- bool consumeFront(StringView S) {
- if (!startsWith(S))
- return false;
- *this = dropFront(S.size());
- return true;
- }
-
- bool startsWith(char C) const { return !empty() && *begin() == C; }
-
- bool startsWith(StringView Str) const {
- if (Str.size() > size())
- return false;
- return std::strncmp(Str.begin(), begin(), Str.size()) == 0;
- }
-
- const char &operator[](size_t Idx) const { return *(begin() + Idx); }
-
- const char *begin() const { return First; }
- const char *end() const { return Last; }
- size_t size() const { return static_cast<size_t>(Last - First); }
- bool empty() const { return First == Last; }
-};
-
-inline bool operator==(const StringView &LHS, const StringView &RHS) {
- return LHS.size() == RHS.size() &&
- std::strncmp(LHS.begin(), RHS.begin(), LHS.size()) == 0;
-}
-
-DEMANGLE_NAMESPACE_END
-
-#endif