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ffd36eb09149c3a4a5affc01e6693d11496e82fb
allwpilib/upstream_utils/llvm_patches/0001-Remove-StringRef-ArrayRef-and-Optional.patch
crueter 97c0b0c40a [upstream_utils] Patch LLVM SmallSetIterator for AppleClang 21 (#8877) 
Signed-off-by: crueter <crueter@eden-emu.dev>
2026-05-08 12:49:47 -07:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: PJ Reiniger <pj.reiniger@gmail.com>
Date: Sat, 7 May 2022 22:09:18 -0400
Subject: [PATCH 01/36] Remove StringRef, ArrayRef, and Optional
---
llvm/include/llvm/ADT/PointerUnion.h | 1 -
llvm/include/llvm/ADT/SmallString.h | 101 ++++++++++--------
llvm/include/llvm/ADT/SmallVector.h | 7 +-
llvm/include/llvm/Support/Chrono.h | 10 +-
llvm/include/llvm/Support/Compiler.h | 2 +-
llvm/include/llvm/Support/ConvertUTF.h | 31 +++---
llvm/include/llvm/Support/ErrorHandling.h | 9 +-
llvm/include/llvm/Support/VersionTuple.h | 6 --
.../llvm/Support/Windows/WindowsSupport.h | 4 +-
llvm/include/llvm/Support/raw_ostream.h | 46 ++++----
llvm/lib/Support/ConvertUTFWrapper.cpp | 39 +++----
llvm/lib/Support/ErrorHandling.cpp | 13 ++-
llvm/lib/Support/SmallVector.cpp | 5 +-
llvm/lib/Support/raw_ostream.cpp | 25 +++--
llvm/unittests/ADT/DenseMapTest.cpp | 29 +----
llvm/unittests/ADT/FunctionExtrasTest.cpp | 12 +--
llvm/unittests/ADT/SmallPtrSetTest.cpp | 1 -
llvm/unittests/ADT/SmallStringTest.cpp | 50 ++++-----
llvm/unittests/ADT/SmallVectorTest.cpp | 30 ++----
llvm/unittests/Support/ConvertUTFTest.cpp | 42 ++++----
20 files changed, 211 insertions(+), 252 deletions(-)
diff --git a/llvm/include/llvm/ADT/PointerUnion.h b/llvm/include/llvm/ADT/PointerUnion.h
index cdbd76d7f505be277c3886cc821fb60336cbec59..23394db93cfed492bb1747eb9c8c55ed9230120d 100644
--- a/llvm/include/llvm/ADT/PointerUnion.h
+++ b/llvm/include/llvm/ADT/PointerUnion.h
@@ -17,7 +17,6 @@
#include "llvm/ADT/DenseMapInfo.h"
#include "llvm/ADT/PointerIntPair.h"
-#include "llvm/ADT/STLExtras.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/PointerLikeTypeTraits.h"
#include <algorithm>
diff --git a/llvm/include/llvm/ADT/SmallString.h b/llvm/include/llvm/ADT/SmallString.h
index be3193c6ef9beba622f39e3e76cd0f0c6dd422b0..9fab1a7726bc6745296f5ebb24aee4055408e5f5 100644
--- a/llvm/include/llvm/ADT/SmallString.h
+++ b/llvm/include/llvm/ADT/SmallString.h
@@ -15,8 +15,9 @@
#define LLVM_ADT_SMALLSTRING_H
#include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/StringRef.h"
#include <cstddef>
+#include <string>
+#include <string_view>
namespace llvm {
@@ -28,11 +29,11 @@ public:
/// Default ctor - Initialize to empty.
SmallString() = default;
- /// Initialize from a StringRef.
- SmallString(StringRef S) : SmallVector<char, InternalLen>(S.begin(), S.end()) {}
+ /// Initialize from a std::string_view.
+ SmallString(std::string_view S) : SmallVector<char, InternalLen>(S.begin(), S.end()) {}
- /// Initialize by concatenating a list of StringRefs.
- SmallString(std::initializer_list<StringRef> Refs)
+ /// Initialize by concatenating a list of std::string_views.
+ SmallString(std::initializer_list<std::string_view> Refs)
: SmallVector<char, InternalLen>() {
this->append(Refs);
}
@@ -47,13 +48,13 @@ public:
using SmallVector<char, InternalLen>::assign;
- /// Assign from a StringRef.
- void assign(StringRef RHS) {
+ /// Assign from a std::string_view.
+ void assign(std::string_view RHS) {
SmallVectorImpl<char>::assign(RHS.begin(), RHS.end());
}
- /// Assign from a list of StringRefs.
- void assign(std::initializer_list<StringRef> Refs) {
+ /// Assign from a list of std::string_views.
+ void assign(std::initializer_list<std::string_view> Refs) {
this->clear();
append(Refs);
}
@@ -64,19 +65,19 @@ public:
using SmallVector<char, InternalLen>::append;
- /// Append from a StringRef.
- void append(StringRef RHS) {
+ /// Append from a std::string_view.
+ void append(std::string_view RHS) {
SmallVectorImpl<char>::append(RHS.begin(), RHS.end());
}
- /// Append from a list of StringRefs.
- void append(std::initializer_list<StringRef> Refs) {
+ /// Append from a list of std::string_views.
+ void append(std::initializer_list<std::string_view> Refs) {
size_t CurrentSize = this->size();
size_t SizeNeeded = CurrentSize;
- for (const StringRef &Ref : Refs)
+ for (const std::string_view &Ref : Refs)
SizeNeeded += Ref.size();
this->resize_for_overwrite(SizeNeeded);
- for (const StringRef &Ref : Refs) {
+ for (const std::string_view &Ref : Refs) {
std::copy(Ref.begin(), Ref.end(), this->begin() + CurrentSize);
CurrentSize += Ref.size();
}
@@ -89,26 +90,28 @@ public:
/// Check for string equality. This is more efficient than compare() when
/// the relative ordering of inequal strings isn't needed.
- [[nodiscard]] bool equals(StringRef RHS) const { return str() == RHS; }
+ [[nodiscard]] bool equals(std::string_view RHS) const { return str() == RHS; }
/// Check for string equality, ignoring case.
- [[nodiscard]] bool equals_insensitive(StringRef RHS) const {
+ [[nodiscard]] bool equals_insensitive(std::string_view RHS) const {
return str().equals_insensitive(RHS);
}
/// compare - Compare two strings; the result is negative, zero, or positive
/// if this string is lexicographically less than, equal to, or greater than
/// the \p RHS.
- [[nodiscard]] int compare(StringRef RHS) const { return str().compare(RHS); }
+ [[nodiscard]] int compare(std::string_view RHS) const {
+ return str().compare(RHS);
+ }
/// compare_insensitive - Compare two strings, ignoring case.
- [[nodiscard]] int compare_insensitive(StringRef RHS) const {
+ [[nodiscard]] int compare_insensitive(std::string_view RHS) const {
return str().compare_insensitive(RHS);
}
/// compare_numeric - Compare two strings, treating sequences of digits as
/// numbers.
- [[nodiscard]] int compare_numeric(StringRef RHS) const {
+ [[nodiscard]] int compare_numeric(std::string_view RHS) const {
return str().compare_numeric(RHS);
}
@@ -116,14 +119,14 @@ public:
/// @name String Predicates
/// @{
- /// starts_with - Check if this string starts with the given \p Prefix.
- [[nodiscard]] bool starts_with(StringRef Prefix) const {
- return str().starts_with(Prefix);
+ /// startswith - Check if this string starts with the given \p Prefix.
+ [[nodiscard]] bool startswith(std::string_view Prefix) const {
+ return str().startswith(Prefix);
}
- /// ends_with - Check if this string ends with the given \p Suffix.
- [[nodiscard]] bool ends_with(StringRef Suffix) const {
- return str().ends_with(Suffix);
+ /// endswith - Check if this string ends with the given \p Suffix.
+ [[nodiscard]] bool endswith(std::string_view Suffix) const {
+ return str().endswith(Suffix);
}
/// @}
@@ -142,7 +145,7 @@ public:
///
/// \returns The index of the first occurrence of \p Str, or npos if not
/// found.
- [[nodiscard]] size_t find(StringRef Str, size_t From = 0) const {
+ [[nodiscard]] size_t find(std::string_view Str, size_t From = 0) const {
return str().find(Str, From);
}
@@ -150,7 +153,8 @@ public:
///
/// \returns The index of the last occurrence of \p C, or npos if not
/// found.
- [[nodiscard]] size_t rfind(char C, size_t From = StringRef::npos) const {
+ [[nodiscard]] size_t rfind(char C,
+ size_t From = std::string_view::npos) const {
return str().rfind(C, From);
}
@@ -158,7 +162,9 @@ public:
///
/// \returns The index of the last occurrence of \p Str, or npos if not
/// found.
- [[nodiscard]] size_t rfind(StringRef Str) const { return str().rfind(Str); }
+ [[nodiscard]] size_t rfind(std::string_view Str) const {
+ return str().rfind(Str);
+ }
/// Find the first character in the string that is \p C, or npos if not
/// found. Same as find.
@@ -170,7 +176,8 @@ public:
/// not found.
///
/// Complexity: O(size() + Chars.size())
- [[nodiscard]] size_t find_first_of(StringRef Chars, size_t From = 0) const {
+ [[nodiscard]] size_t find_first_of(std::string_view Chars,
+ size_t From = 0) const {
return str().find_first_of(Chars, From);
}
@@ -184,15 +191,15 @@ public:
/// \p Chars, or npos if not found.
///
/// Complexity: O(size() + Chars.size())
- [[nodiscard]] size_t find_first_not_of(StringRef Chars,
+ [[nodiscard]] size_t find_first_not_of(std::string_view Chars,
size_t From = 0) const {
return str().find_first_not_of(Chars, From);
}
/// Find the last character in the string that is \p C, or npos if not
/// found.
- [[nodiscard]] size_t find_last_of(char C,
- size_t From = StringRef::npos) const {
+ [[nodiscard]] size_t find_last_of(
+ char C, size_t From = std::string_view::npos) const {
return str().find_last_of(C, From);
}
@@ -200,8 +207,8 @@ public:
/// found.
///
/// Complexity: O(size() + Chars.size())
- [[nodiscard]] size_t find_last_of(StringRef Chars,
- size_t From = StringRef::npos) const {
+ [[nodiscard]] size_t find_last_of(
+ std::string_view Chars, size_t From = std::string_view::npos) const {
return str().find_last_of(Chars, From);
}
@@ -214,7 +221,9 @@ public:
/// Return the number of non-overlapped occurrences of \p Str in the
/// string.
- [[nodiscard]] size_t count(StringRef Str) const { return str().count(Str); }
+ [[nodiscard]] size_t count(std::string_view Str) const {
+ return str().count(Str);
+ }
/// @}
/// @name Substring Operations
@@ -229,8 +238,8 @@ public:
/// \param N The number of characters to included in the substring. If \p N
/// exceeds the number of characters remaining in the string, the string
/// suffix (starting with \p Start) will be returned.
- [[nodiscard]] StringRef substr(size_t Start,
- size_t N = StringRef::npos) const {
+ [[nodiscard]] std::string_view substr(
+ size_t Start, size_t N = std::string_view::npos) const {
return str().substr(Start, N);
}
@@ -244,15 +253,15 @@ public:
/// substring. If this is npos, or less than \p Start, or exceeds the
/// number of characters remaining in the string, the string suffix
/// (starting with \p Start) will be returned.
- [[nodiscard]] StringRef slice(size_t Start, size_t End) const {
+ [[nodiscard]] std::string_view slice(size_t Start, size_t End) const {
return str().slice(Start, End);
}
// Extra methods.
- /// Explicit conversion to StringRef.
- [[nodiscard]] StringRef str() const {
- return StringRef(this->data(), this->size());
+ /// Explicit conversion to std::string_view.
+ [[nodiscard]] std::string_view str() const {
+ return std::string_view(this->begin(), this->size());
}
// TODO: Make this const, if it's safe...
@@ -262,20 +271,20 @@ public:
return this->data();
}
- /// Implicit conversion to StringRef.
- operator StringRef() const { return str(); }
+ /// Implicit conversion to std::string_view.
+ operator std::string_view() const { return str(); }
explicit operator std::string() const {
return std::string(this->data(), this->size());
}
// Extra operators.
- SmallString &operator=(StringRef RHS) {
+ SmallString &operator=(std::string_view RHS) {
this->assign(RHS);
return *this;
}
- SmallString &operator+=(StringRef RHS) {
+ SmallString &operator+=(std::string_view RHS) {
this->append(RHS.begin(), RHS.end());
return *this;
}
diff --git a/llvm/include/llvm/ADT/SmallVector.h b/llvm/include/llvm/ADT/SmallVector.h
index bd3e887e36bce4129d95099e84e833adc6a82cee..be06bb817e24e723265f9a8038d94123de1fc53c 100644
--- a/llvm/include/llvm/ADT/SmallVector.h
+++ b/llvm/include/llvm/ADT/SmallVector.h
@@ -27,13 +27,12 @@
#include <limits>
#include <memory>
#include <new>
+#include <span>
#include <type_traits>
#include <utility>
namespace llvm {
-template <typename T> class ArrayRef;
-
template <typename IteratorT> class iterator_range;
template <class Iterator>
@@ -114,7 +113,7 @@ template <class T, typename = void> struct SmallVectorAlignmentAndSize {
};
/// This is the part of SmallVectorTemplateBase which does not depend on whether
-/// the type T is a POD. The extra dummy template argument is used by ArrayRef
+/// the type T is a POD. The extra dummy template argument is used by span
/// to avoid unnecessarily requiring T to be complete.
template <typename T, typename = void>
class SmallVectorTemplateCommon
@@ -1229,7 +1228,7 @@ public:
template <typename U,
typename = std::enable_if_t<std::is_convertible<U, T>::value>>
- explicit SmallVector(ArrayRef<U> A) : SmallVectorImpl<T>(N) {
+ explicit SmallVector(span<const U> A) : SmallVectorImpl<T>(N) {
this->append(A.begin(), A.end());
}
diff --git a/llvm/include/llvm/Support/Chrono.h b/llvm/include/llvm/Support/Chrono.h
index 71859af7c7e4a595140475daf356744f52d14d24..9c9ba7002310eba5113c14957f769702c61f4326 100644
--- a/llvm/include/llvm/Support/Chrono.h
+++ b/llvm/include/llvm/Support/Chrono.h
@@ -91,7 +91,7 @@ raw_ostream &operator<<(raw_ostream &OS, sys::UtcTime<> TP);
template <>
struct format_provider<sys::TimePoint<>> {
static void format(const sys::TimePoint<> &TP, llvm::raw_ostream &OS,
- StringRef Style);
+ std::string_view Style);
};
template <> struct format_provider<sys::UtcTime<std::chrono::seconds>> {
@@ -148,7 +148,7 @@ private:
return duration_cast<duration<InternalRep, AsPeriod>>(D).count();
}
- static std::pair<InternalRep, StringRef> consumeUnit(StringRef &Style,
+ static std::pair<InternalRep, std::string_view> consumeUnit(std::string_view &Style,
const Dur &D) {
using namespace std::chrono;
if (Style.consume_front("ns"))
@@ -166,7 +166,7 @@ private:
return {D.count(), detail::unit<Period>::value};
}
- static bool consumeShowUnit(StringRef &Style) {
+ static bool consumeShowUnit(std::string_view &Style) {
if (Style.empty())
return true;
if (Style.consume_front("-"))
@@ -178,9 +178,9 @@ private:
}
public:
- static void format(const Dur &D, llvm::raw_ostream &Stream, StringRef Style) {
+ static void format(const Dur &D, llvm::raw_ostream &Stream, std::string_view Style) {
InternalRep count;
- StringRef unit;
+ std::string_view unit;
std::tie(count, unit) = consumeUnit(Style, D);
bool show_unit = consumeShowUnit(Style);
diff --git a/llvm/include/llvm/Support/Compiler.h b/llvm/include/llvm/Support/Compiler.h
index dc8b5389069ebfe217d323fb9c75d6e0fe7d5b8e..021d1d29368deb330418ff4e08fbf3931e4b7453 100644
--- a/llvm/include/llvm/Support/Compiler.h
+++ b/llvm/include/llvm/Support/Compiler.h
@@ -406,7 +406,7 @@
#endif
/// LLVM_GSL_POINTER - Apply this to non-owning classes like
-/// StringRef to enable lifetime warnings.
+/// std::string_view to enable lifetime warnings.
#if LLVM_HAS_CPP_ATTRIBUTE(gsl::Pointer)
#define LLVM_GSL_POINTER [[gsl::Pointer]]
#else
diff --git a/llvm/include/llvm/Support/ConvertUTF.h b/llvm/include/llvm/Support/ConvertUTF.h
index c892bb3c03cb569994429649bdbb96e4118dcef1..5c0e3009c25446a34882fb98329b1d955231bb39 100644
--- a/llvm/include/llvm/Support/ConvertUTF.h
+++ b/llvm/include/llvm/Support/ConvertUTF.h
@@ -107,10 +107,9 @@
#include <cstddef>
#include <string>
-
-#if defined(_WIN32)
+#include <span>
+#include <string_view>
#include <system_error>
-#endif
// Wrap everything in namespace llvm so that programs can link with llvm and
// their own version of the unicode libraries.
@@ -204,12 +203,10 @@ unsigned getNumBytesForUTF8(UTF8 firstByte);
/*************************************************************************/
/* Below are LLVM-specific wrappers of the functions above. */
-template <typename T> class ArrayRef;
template <typename T> class SmallVectorImpl;
-class StringRef;
/**
- * Convert an UTF8 StringRef to UTF8, UTF16, or UTF32 depending on
+ * Convert an UTF8 string_view to UTF8, UTF16, or UTF32 depending on
* WideCharWidth. The converted data is written to ResultPtr, which needs to
* point to at least WideCharWidth * (Source.Size() + 1) bytes. On success,
* ResultPtr will point one after the end of the copied string. On failure,
@@ -217,14 +214,14 @@ class StringRef;
* the first character which could not be converted.
* \return true on success.
*/
-bool ConvertUTF8toWide(unsigned WideCharWidth, llvm::StringRef Source,
+bool ConvertUTF8toWide(unsigned WideCharWidth, std::string_view Source,
char *&ResultPtr, const UTF8 *&ErrorPtr);
/**
-* Converts a UTF-8 StringRef to a std::wstring.
+* Converts a UTF-8 string_view to a std::wstring.
* \return true on success.
*/
-bool ConvertUTF8toWide(llvm::StringRef Source, std::wstring &Result);
+bool ConvertUTF8toWide(std::string_view Source, std::wstring &Result);
/**
* Converts a UTF-8 C-string to a std::wstring.
@@ -282,7 +279,7 @@ inline ConversionResult convertUTF8Sequence(const UTF8 **source,
* Returns true if a blob of text starts with a UTF-16 big or little endian byte
* order mark.
*/
-bool hasUTF16ByteOrderMark(ArrayRef<char> SrcBytes);
+bool hasUTF16ByteOrderMark(span<const char> SrcBytes);
/**
* Converts a stream of raw bytes assumed to be UTF16 into a UTF8 std::string.
@@ -291,7 +288,7 @@ bool hasUTF16ByteOrderMark(ArrayRef<char> SrcBytes);
* \param [out] Out Converted UTF-8 is stored here on success.
* \returns true on success
*/
-bool convertUTF16ToUTF8String(ArrayRef<char> SrcBytes, std::string &Out);
+bool convertUTF16ToUTF8String(span<const char> SrcBytes, std::string &Out);
/**
* Converts a UTF16 string into a UTF8 std::string.
@@ -300,7 +297,7 @@ bool convertUTF16ToUTF8String(ArrayRef<char> SrcBytes, std::string &Out);
* \param [out] Out Converted UTF-8 is stored here on success.
* \returns true on success
*/
-bool convertUTF16ToUTF8String(ArrayRef<UTF16> Src, std::string &Out);
+bool convertUTF16ToUTF8String(span<const UTF16> Src, std::string &Out);
/**
* Converts a stream of raw bytes assumed to be UTF32 into a UTF8 std::string.
@@ -309,7 +306,7 @@ bool convertUTF16ToUTF8String(ArrayRef<UTF16> Src, std::string &Out);
* \param [out] Out Converted UTF-8 is stored here on success.
* \returns true on success
*/
-bool convertUTF32ToUTF8String(ArrayRef<char> SrcBytes, std::string &Out);
+bool convertUTF32ToUTF8String(span<const char> SrcBytes, std::string &Out);
/**
* Converts a UTF32 string into a UTF8 std::string.
@@ -318,22 +315,22 @@ bool convertUTF32ToUTF8String(ArrayRef<char> SrcBytes, std::string &Out);
* \param [out] Out Converted UTF-8 is stored here on success.
* \returns true on success
*/
-bool convertUTF32ToUTF8String(ArrayRef<UTF32> Src, std::string &Out);
+bool convertUTF32ToUTF8String(span<const UTF32> Src, std::string &Out);
/**
* Converts a UTF-8 string into a UTF-16 string with native endianness.
*
* \returns true on success
*/
-bool convertUTF8ToUTF16String(StringRef SrcUTF8,
+bool convertUTF8ToUTF16String(std::string_view SrcUTF8,
SmallVectorImpl<UTF16> &DstUTF16);
#if defined(_WIN32)
namespace sys {
namespace windows {
-std::error_code UTF8ToUTF16(StringRef utf8, SmallVectorImpl<wchar_t> &utf16);
+std::error_code UTF8ToUTF16(std::string_view utf8, SmallVectorImpl<wchar_t> &utf16);
/// Convert to UTF16 from the current code page used in the system
-std::error_code CurCPToUTF16(StringRef utf8, SmallVectorImpl<wchar_t> &utf16);
+std::error_code CurCPToUTF16(std::string_view utf8, SmallVectorImpl<wchar_t> &utf16);
std::error_code UTF16ToUTF8(const wchar_t *utf16, size_t utf16_len,
SmallVectorImpl<char> &utf8);
/// Convert from UTF16 to the current code page used in the system
diff --git a/llvm/include/llvm/Support/ErrorHandling.h b/llvm/include/llvm/Support/ErrorHandling.h
index 9c8e3448f3a03e3540adb8b9dd730c77dd9b20ba..68c27a8c67c4f378b92cfa726659ef7824b56dea 100644
--- a/llvm/include/llvm/Support/ErrorHandling.h
+++ b/llvm/include/llvm/Support/ErrorHandling.h
@@ -15,10 +15,10 @@
#define LLVM_SUPPORT_ERRORHANDLING_H
#include "llvm/Support/Compiler.h"
+#include <string>
+#include <string_view>
namespace llvm {
- class StringRef;
- class Twine;
/// An error handler callback.
typedef void (*fatal_error_handler_t)(void *user_data,
@@ -67,12 +67,11 @@ namespace llvm {
/// standard error, followed by a newline.
/// After the error handler is called this function will call abort(), it
/// does not return.
-/// NOTE: The std::string variant was removed to avoid a <string> dependency.
[[noreturn]] void report_fatal_error(const char *reason,
bool gen_crash_diag = true);
-[[noreturn]] void report_fatal_error(StringRef reason,
+[[noreturn]] void report_fatal_error(const std::string &reason,
bool gen_crash_diag = true);
-[[noreturn]] void report_fatal_error(const Twine &reason,
+[[noreturn]] void report_fatal_error(std::string_view reason,
bool gen_crash_diag = true);
/// Installs a new bad alloc error handler that should be used whenever a
diff --git a/llvm/include/llvm/Support/VersionTuple.h b/llvm/include/llvm/Support/VersionTuple.h
index 0a4623f049d28825530bf50c8acfe85deaed96ba..e1cdce77ce8659305c99a21e01f9b3cc3481a5fd 100644
--- a/llvm/include/llvm/Support/VersionTuple.h
+++ b/llvm/include/llvm/Support/VersionTuple.h
@@ -23,7 +23,6 @@
namespace llvm {
template <typename HasherT, llvm::endianness Endianness> class HashBuilder;
class raw_ostream;
-class StringRef;
/// Represents a version number in the form major[.minor[.subminor[.build]]].
class VersionTuple {
@@ -180,11 +179,6 @@ public:
/// Retrieve a string representation of the version number.
std::string getAsString() const;
-
- /// Try to parse the given string as a version number.
- /// \returns \c true if the string does not match the regular expression
- /// [0-9]+(\.[0-9]+){0,3}
- bool tryParse(StringRef string);
};
/// Print a version number.
diff --git a/llvm/include/llvm/Support/Windows/WindowsSupport.h b/llvm/include/llvm/Support/Windows/WindowsSupport.h
index 6f5aae2485c525f100eace5316b3e53e7b4fa544..83d5586ae8a77ec585e7e59df3075ca59cfb9d0c 100644
--- a/llvm/include/llvm/Support/Windows/WindowsSupport.h
+++ b/llvm/include/llvm/Support/Windows/WindowsSupport.h
@@ -33,8 +33,6 @@
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringExtras.h"
-#include "llvm/ADT/StringRef.h"
-#include "llvm/ADT/Twine.h"
#include "llvm/Config/llvm-config.h" // Get build system configuration settings
#include "llvm/Support/Allocator.h"
#include "llvm/Support/Chrono.h"
@@ -72,7 +70,7 @@ bool MakeErrMsg(std::string *ErrMsg, const std::string &prefix);
[[noreturn]] inline void ReportLastErrorFatal(const char *Msg) {
std::string ErrMsg;
MakeErrMsg(&ErrMsg, Msg);
- llvm::report_fatal_error(Twine(ErrMsg));
+ llvm::report_fatal_error(ErrMsg);
}
template <typename HandleTraits>
diff --git a/llvm/include/llvm/Support/raw_ostream.h b/llvm/include/llvm/Support/raw_ostream.h
index d3b411590e7fd796913aca8517020d02aa2559cc..c43c68c9114d8cd564484b190456b0069818dc87 100644
--- a/llvm/include/llvm/Support/raw_ostream.h
+++ b/llvm/include/llvm/Support/raw_ostream.h
@@ -14,13 +14,12 @@
#define LLVM_SUPPORT_RAW_OSTREAM_H
#include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/StringRef.h"
-#include "llvm/Support/DataTypes.h"
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <cstring>
#include <optional>
+#include <span>
#include <string>
#include <string_view>
#include <system_error>
@@ -221,7 +220,22 @@ public:
return *this;
}
- raw_ostream &operator<<(StringRef Str) {
+ raw_ostream &operator<<(span<const uint8_t> Arr) {
+ // Inline fast path, particularly for arrays with a known length.
+ size_t Size = Arr.size();
+
+ // Make sure we can use the fast path.
+ if (Size > (size_t)(OutBufEnd - OutBufCur))
+ return write(Arr.data(), Size);
+
+ if (Size) {
+ memcpy(OutBufCur, Arr.data(), Size);
+ OutBufCur += Size;
+ }
+ return *this;
+ }
+
+ raw_ostream &operator<<(std::string_view Str) {
// Inline fast path, particularly for strings with a known length.
size_t Size = Str.size();
@@ -254,7 +268,7 @@ public:
// Inline fast path, particularly for constant strings where a sufficiently
// smart compiler will simplify strlen.
- return this->operator<<(StringRef(Str));
+ return this->operator<<(std::string_view(Str));
}
raw_ostream &operator<<(const std::string &Str) {
@@ -262,10 +276,6 @@ public:
return write(Str.data(), Str.length());
}
- raw_ostream &operator<<(const std::string_view &Str) {
- return write(Str.data(), Str.length());
- }
-
raw_ostream &operator<<(const SmallVectorImpl<char> &Str) {
return write(Str.data(), Str.size());
}
@@ -298,7 +308,7 @@ public:
/// Output \p Str, turning '\\', '\t', '\n', '"', and anything that doesn't
/// satisfy llvm::isPrint into an escape sequence.
- raw_ostream &write_escaped(StringRef Str, bool UseHexEscapes = false);
+ raw_ostream &write_escaped(std::string_view Str, bool UseHexEscapes = false);
raw_ostream &write(unsigned char C);
raw_ostream &write(const char *Ptr, size_t Size);
@@ -511,14 +521,14 @@ public:
/// As a special case, if Filename is "-", then the stream will use
/// STDOUT_FILENO instead of opening a file. This will not close the stdout
/// descriptor.
- raw_fd_ostream(StringRef Filename, std::error_code &EC);
- raw_fd_ostream(StringRef Filename, std::error_code &EC,
+ raw_fd_ostream(std::string_view Filename, std::error_code &EC);
+ raw_fd_ostream(std::string_view Filename, std::error_code &EC,
sys::fs::CreationDisposition Disp);
- raw_fd_ostream(StringRef Filename, std::error_code &EC,
+ raw_fd_ostream(std::string_view Filename, std::error_code &EC,
sys::fs::FileAccess Access);
- raw_fd_ostream(StringRef Filename, std::error_code &EC,
+ raw_fd_ostream(std::string_view Filename, std::error_code &EC,
sys::fs::OpenFlags Flags);
- raw_fd_ostream(StringRef Filename, std::error_code &EC,
+ raw_fd_ostream(std::string_view Filename, std::error_code &EC,
sys::fs::CreationDisposition Disp, sys::fs::FileAccess Access,
sys::fs::OpenFlags Flags);
@@ -630,7 +640,7 @@ public:
/// Open the specified file for reading/writing/seeking. If an error occurs,
/// information about the error is put into EC, and the stream should be
/// immediately destroyed.
- raw_fd_stream(StringRef Filename, std::error_code &EC);
+ raw_fd_stream(std::string_view Filename, std::error_code &EC);
raw_fd_stream(int fd, bool shouldClose);
@@ -716,8 +726,8 @@ public:
void flush() = delete;
- /// Return a StringRef for the vector contents.
- StringRef str() const { return StringRef(OS.data(), OS.size()); }
+ /// Return a std::string_view for the vector contents.
+ std::string_view str() const { return std::string_view(OS.data(), OS.size()); }
SmallVectorImpl<char> &buffer() { return OS; }
void reserveExtraSpace(uint64_t ExtraSize) override {
@@ -835,7 +845,7 @@ class Error;
/// for other names. For raw_fd_ostream instances, the stream writes to
/// a temporary file. The final output file is atomically replaced with the
/// temporary file after the \p Write function is finished.
-Error writeToOutput(StringRef OutputFileName,
+Error writeToOutput(std::string_view OutputFileName,
std::function<Error(raw_ostream &)> Write);
raw_ostream &operator<<(raw_ostream &OS, std::nullopt_t);
diff --git a/llvm/lib/Support/ConvertUTFWrapper.cpp b/llvm/lib/Support/ConvertUTFWrapper.cpp
index 4952fe65d77675aeae8f4f5fdad7b47863e36ca5..d53462e742e61d3476915d5b2c5aa63772e78a8a 100644
--- a/llvm/lib/Support/ConvertUTFWrapper.cpp
+++ b/llvm/lib/Support/ConvertUTFWrapper.cpp
@@ -6,23 +6,24 @@
//
//===----------------------------------------------------------------------===//
-#include "llvm/ADT/ArrayRef.h"
-#include "llvm/ADT/StringRef.h"
#include "llvm/Support/ConvertUTF.h"
#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/SwapByteOrder.h"
+#include <span>
#include <string>
+#include <string_view>
#include <vector>
namespace llvm {
-bool ConvertUTF8toWide(unsigned WideCharWidth, llvm::StringRef Source,
+bool ConvertUTF8toWide(unsigned WideCharWidth, std::string_view Source,
char *&ResultPtr, const UTF8 *&ErrorPtr) {
assert(WideCharWidth == 1 || WideCharWidth == 2 || WideCharWidth == 4);
ConversionResult result = conversionOK;
// Copy the character span over.
if (WideCharWidth == 1) {
- const UTF8 *Pos = reinterpret_cast<const UTF8*>(Source.begin());
- if (!isLegalUTF8String(&Pos, reinterpret_cast<const UTF8*>(Source.end()))) {
+ const UTF8 *Pos = reinterpret_cast<const UTF8*>(Source.data());
+ if (!isLegalUTF8String(&Pos, reinterpret_cast<const UTF8*>(Source.data() + Source.size()))) {
result = sourceIllegal;
ErrorPtr = Pos;
} else {
@@ -75,12 +76,12 @@ bool ConvertCodePointToUTF8(unsigned Source, char *&ResultPtr) {
return true;
}
-bool hasUTF16ByteOrderMark(ArrayRef<char> S) {
+bool hasUTF16ByteOrderMark(span<const char> S) {
return (S.size() >= 2 && ((S[0] == '\xff' && S[1] == '\xfe') ||
(S[0] == '\xfe' && S[1] == '\xff')));
}
-bool convertUTF16ToUTF8String(ArrayRef<char> SrcBytes, std::string &Out) {
+bool convertUTF16ToUTF8String(span<const char> SrcBytes, std::string &Out) {
assert(Out.empty());
// Error out on an uneven byte count.
@@ -131,14 +132,14 @@ bool convertUTF16ToUTF8String(ArrayRef<char> SrcBytes, std::string &Out) {
return true;
}
-bool convertUTF16ToUTF8String(ArrayRef<UTF16> Src, std::string &Out) {
+bool convertUTF16ToUTF8String(span<const UTF16> Src, std::string &Out) {
return convertUTF16ToUTF8String(
- llvm::ArrayRef<char>(reinterpret_cast<const char *>(Src.data()),
+ span<const char>(reinterpret_cast<const char *>(Src.data()),
Src.size() * sizeof(UTF16)),
Out);
}
-bool convertUTF32ToUTF8String(ArrayRef<char> SrcBytes, std::string &Out) {
+bool convertUTF32ToUTF8String(span<const char> SrcBytes, std::string &Out) {
assert(Out.empty());
// Error out on an uneven byte count.
@@ -189,14 +190,14 @@ bool convertUTF32ToUTF8String(ArrayRef<char> SrcBytes, std::string &Out) {
return true;
}
-bool convertUTF32ToUTF8String(ArrayRef<UTF32> Src, std::string &Out) {
+bool convertUTF32ToUTF8String(span<const UTF32> Src, std::string &Out) {
return convertUTF32ToUTF8String(
- llvm::ArrayRef<char>(reinterpret_cast<const char *>(Src.data()),
+ span<const char>(reinterpret_cast<const char *>(Src.data()),
Src.size() * sizeof(UTF32)),
Out);
}
-bool convertUTF8ToUTF16String(StringRef SrcUTF8,
+bool convertUTF8ToUTF16String(std::string_view SrcUTF8,
SmallVectorImpl<UTF16> &DstUTF16) {
assert(DstUTF16.empty());
@@ -207,8 +208,8 @@ bool convertUTF8ToUTF16String(StringRef SrcUTF8,
return true;
}
- const UTF8 *Src = reinterpret_cast<const UTF8 *>(SrcUTF8.begin());
- const UTF8 *SrcEnd = reinterpret_cast<const UTF8 *>(SrcUTF8.end());
+ const UTF8 *Src = reinterpret_cast<const UTF8 *>(SrcUTF8.data());
+ const UTF8 *SrcEnd = reinterpret_cast<const UTF8 *>(SrcUTF8.data() + SrcUTF8.size());
// Allocate the same number of UTF-16 code units as UTF-8 code units. Encoding
// as UTF-16 should always require the same amount or less code units than the
@@ -239,7 +240,7 @@ static_assert(sizeof(wchar_t) == 1 || sizeof(wchar_t) == 2 ||
"Expected wchar_t to be 1, 2, or 4 bytes");
template <typename TResult>
-static inline bool ConvertUTF8toWideInternal(llvm::StringRef Source,
+static inline bool ConvertUTF8toWideInternal(std::string_view Source,
TResult &Result) {
// Even in the case of UTF-16, the number of bytes in a UTF-8 string is
// at least as large as the number of elements in the resulting wide
@@ -255,7 +256,7 @@ static inline bool ConvertUTF8toWideInternal(llvm::StringRef Source,
return true;
}
-bool ConvertUTF8toWide(llvm::StringRef Source, std::wstring &Result) {
+bool ConvertUTF8toWide(std::string_view Source, std::wstring &Result) {
return ConvertUTF8toWideInternal(Source, Result);
}
@@ -264,7 +265,7 @@ bool ConvertUTF8toWide(const char *Source, std::wstring &Result) {
Result.clear();
return true;
}
- return ConvertUTF8toWide(llvm::StringRef(Source), Result);
+ return ConvertUTF8toWide(std::string_view(Source), Result);
}
bool convertWideToUTF8(const std::wstring &Source, std::string &Result) {
@@ -279,7 +280,7 @@ bool convertWideToUTF8(const std::wstring &Source, std::string &Result) {
return true;
} else if (sizeof(wchar_t) == 2) {
return convertUTF16ToUTF8String(
- llvm::ArrayRef<UTF16>(reinterpret_cast<const UTF16 *>(Source.data()),
+ span<const UTF16>(reinterpret_cast<const UTF16 *>(Source.data()),
Source.size()),
Result);
} else if (sizeof(wchar_t) == 4) {
diff --git a/llvm/lib/Support/ErrorHandling.cpp b/llvm/lib/Support/ErrorHandling.cpp
index afe3b37cc343195e9ea12a68077d6b9d7506d5bb..d4ca266f3c1f98337499fba4fd0675e49a7dcf18 100644
--- a/llvm/lib/Support/ErrorHandling.cpp
+++ b/llvm/lib/Support/ErrorHandling.cpp
@@ -14,7 +14,6 @@
#include "llvm/Support/ErrorHandling.h"
#include "llvm-c/ErrorHandling.h"
#include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/Twine.h"
#include "llvm/Config/config.h"
#include "llvm/Config/llvm-config.h" // for LLVM_ENABLE_THREADS
#include "llvm/Support/Debug.h"
@@ -81,14 +80,14 @@ void llvm::remove_fatal_error_handler() {
}
void llvm::report_fatal_error(const char *Reason, bool GenCrashDiag) {
- report_fatal_error(Twine(Reason), GenCrashDiag);
+ report_fatal_error(std::string_view(Reason), GenCrashDiag);
}
-void llvm::report_fatal_error(StringRef Reason, bool GenCrashDiag) {
- report_fatal_error(Twine(Reason), GenCrashDiag);
+void llvm::report_fatal_error(const std::string &Reason, bool GenCrashDiag) {
+ report_fatal_error(std::string_view(Reason), GenCrashDiag);
}
-void llvm::report_fatal_error(const Twine &Reason, bool GenCrashDiag) {
+void llvm::report_fatal_error(std::string_view Reason, bool GenCrashDiag) {
llvm::fatal_error_handler_t handler = nullptr;
void* handlerData = nullptr;
{
@@ -102,7 +101,7 @@ void llvm::report_fatal_error(const Twine &Reason, bool GenCrashDiag) {
}
if (handler) {
- handler(handlerData, Reason.str().c_str(), GenCrashDiag);
+ handler(handlerData, std::string{Reason}.c_str(), GenCrashDiag);
} else {
// Blast the result out to stderr. We don't try hard to make sure this
// succeeds (e.g. handling EINTR) and we can't use errs() here because
@@ -110,7 +109,7 @@ void llvm::report_fatal_error(const Twine &Reason, bool GenCrashDiag) {
SmallVector<char, 64> Buffer;
raw_svector_ostream OS(Buffer);
OS << "LLVM ERROR: " << Reason << "\n";
- StringRef MessageStr = OS.str();
+ std::string_view MessageStr = OS.str();
ssize_t written = ::write(2, MessageStr.data(), MessageStr.size());
(void)written; // If something went wrong, we deliberately just give up.
}
diff --git a/llvm/lib/Support/SmallVector.cpp b/llvm/lib/Support/SmallVector.cpp
index dceea4fbc630e85a869458af8b35ee1066c5866d..fba8fcb7cf56f4914e6ab6ede78eb8d8c8bf3424 100644
--- a/llvm/lib/Support/SmallVector.cpp
+++ b/llvm/lib/Support/SmallVector.cpp
@@ -11,7 +11,6 @@
//===----------------------------------------------------------------------===//
#include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/Twine.h"
#include "llvm/Support/MemAlloc.h"
#include <cstdint>
#ifdef LLVM_ENABLE_EXCEPTIONS
@@ -67,7 +66,7 @@ static void report_size_overflow(size_t MinSize, size_t MaxSize) {
#ifdef LLVM_ENABLE_EXCEPTIONS
throw std::length_error(Reason);
#else
- report_fatal_error(Twine(Reason));
+ report_fatal_error(Reason);
#endif
}
@@ -81,7 +80,7 @@ static void report_at_maximum_capacity(size_t MaxSize) {
#ifdef LLVM_ENABLE_EXCEPTIONS
throw std::length_error(Reason);
#else
- report_fatal_error(Twine(Reason));
+ report_fatal_error(Reason);
#endif
}
diff --git a/llvm/lib/Support/raw_ostream.cpp b/llvm/lib/Support/raw_ostream.cpp
index e75ddc66b7d1629a4e71c53d891ae0d3edf90813..681b6fdc95eb4fda4f23d0b381b83417d82b3b78 100644
--- a/llvm/lib/Support/raw_ostream.cpp
+++ b/llvm/lib/Support/raw_ostream.cpp
@@ -165,7 +165,7 @@ raw_ostream &raw_ostream::write_uuid(const uuid_t UUID) {
}
-raw_ostream &raw_ostream::write_escaped(StringRef Str,
+raw_ostream &raw_ostream::write_escaped(std::string_view Str,
bool UseHexEscapes) {
for (unsigned char c : Str) {
switch (c) {
@@ -562,7 +562,7 @@ void format_object_base::home() {
// raw_fd_ostream
//===----------------------------------------------------------------------===//
-static int getFD(StringRef Filename, std::error_code &EC,
+static int getFD(std::string_view Filename, std::error_code &EC,
sys::fs::CreationDisposition Disp, sys::fs::FileAccess Access,
sys::fs::OpenFlags Flags) {
assert((Access & sys::fs::FA_Write) &&
@@ -588,25 +588,25 @@ static int getFD(StringRef Filename, std::error_code &EC,
return FD;
}
-raw_fd_ostream::raw_fd_ostream(StringRef Filename, std::error_code &EC)
+raw_fd_ostream::raw_fd_ostream(std::string_view Filename, std::error_code &EC)
: raw_fd_ostream(Filename, EC, sys::fs::CD_CreateAlways, sys::fs::FA_Write,
sys::fs::OF_None) {}
-raw_fd_ostream::raw_fd_ostream(StringRef Filename, std::error_code &EC,
+raw_fd_ostream::raw_fd_ostream(std::string_view Filename, std::error_code &EC,
sys::fs::CreationDisposition Disp)
: raw_fd_ostream(Filename, EC, Disp, sys::fs::FA_Write, sys::fs::OF_None) {}
-raw_fd_ostream::raw_fd_ostream(StringRef Filename, std::error_code &EC,
+raw_fd_ostream::raw_fd_ostream(std::string_view Filename, std::error_code &EC,
sys::fs::FileAccess Access)
: raw_fd_ostream(Filename, EC, sys::fs::CD_CreateAlways, Access,
sys::fs::OF_None) {}
-raw_fd_ostream::raw_fd_ostream(StringRef Filename, std::error_code &EC,
+raw_fd_ostream::raw_fd_ostream(std::string_view Filename, std::error_code &EC,
sys::fs::OpenFlags Flags)
: raw_fd_ostream(Filename, EC, sys::fs::CD_CreateAlways, sys::fs::FA_Write,
Flags) {}
-raw_fd_ostream::raw_fd_ostream(StringRef Filename, std::error_code &EC,
+raw_fd_ostream::raw_fd_ostream(std::string_view Filename, std::error_code &EC,
sys::fs::CreationDisposition Disp,
sys::fs::FileAccess Access,
sys::fs::OpenFlags Flags)
@@ -678,8 +678,7 @@ raw_fd_ostream::~raw_fd_ostream() {
// has_error() and clear the error flag with clear_error() before
// destructing raw_ostream objects which may have errors.
if (has_error())
- report_fatal_error(Twine("IO failure on output stream: ") +
- error().message(),
+ report_fatal_error("IO failure on output stream: " + error().message(),
/*gen_crash_diag=*/false);
}
@@ -698,7 +697,7 @@ raw_fd_ostream::~raw_fd_ostream() {
// the input is UTF-8 or transcode from the local codepage to UTF-8 before
// quoting it. If they don't, this may mess up the encoding, but this is still
// probably the best compromise we can make.
-static bool write_console_impl(int FD, StringRef Data) {
+static bool write_console_impl(int FD, std::string_view Data) {
SmallVector<wchar_t, 256> WideText;
// Fall back to ::write if it wasn't valid UTF-8.
@@ -744,7 +743,7 @@ void raw_fd_ostream::write_impl(const char *Ptr, size_t Size) {
// If this is a Windows console device, try re-encoding from UTF-8 to UTF-16
// and using WriteConsoleW. If that fails, fall back to plain write().
if (IsWindowsConsole)
- if (write_console_impl(FD, StringRef(Ptr, Size)))
+ if (write_console_impl(FD, std::string_view(Ptr, Size)))
return;
#endif
@@ -924,7 +923,7 @@ raw_ostream &llvm::nulls() {
// File Streams
//===----------------------------------------------------------------------===//
-raw_fd_stream::raw_fd_stream(StringRef Filename, std::error_code &EC)
+raw_fd_stream::raw_fd_stream(std::string_view Filename, std::error_code &EC)
: raw_fd_ostream(getFD(Filename, EC, sys::fs::CD_CreateAlways,
sys::fs::FA_Write | sys::fs::FA_Read,
sys::fs::OF_None),
@@ -1009,7 +1008,7 @@ void buffer_ostream::anchor() {}
void buffer_unique_ostream::anchor() {}
-Error llvm::writeToOutput(StringRef OutputFileName,
+Error llvm::writeToOutput(std::string_view OutputFileName,
std::function<Error(raw_ostream &)> Write) {
if (OutputFileName == "-")
return Write(outs());
diff --git a/llvm/unittests/ADT/DenseMapTest.cpp b/llvm/unittests/ADT/DenseMapTest.cpp
index d1bbdde8dfc267770b9d98808de54381571f2785..e93e18423507655ce8275a0718d8e5d01915985f 100644
--- a/llvm/unittests/ADT/DenseMapTest.cpp
+++ b/llvm/unittests/ADT/DenseMapTest.cpp
@@ -10,11 +10,11 @@
#include "CountCopyAndMove.h"
#include "llvm/ADT/DenseMapInfo.h"
#include "llvm/ADT/DenseMapInfoVariant.h"
-#include "llvm/ADT/StringRef.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include <map>
#include <set>
+#include <string_view>
#include <utility>
#include <variant>
@@ -523,31 +523,6 @@ TEST(DenseMapCustomTest, InsertOrAssignTest) {
EXPECT_EQ(1, CountCopyAndMove::MoveAssignments);
}
-// Make sure DenseMap works with StringRef keys.
-TEST(DenseMapCustomTest, StringRefTest) {
- DenseMap<StringRef, int> M;
-
- M["a"] = 1;
- M["b"] = 2;
- M["c"] = 3;
-
- EXPECT_EQ(3u, M.size());
- EXPECT_EQ(1, M.lookup("a"));
- EXPECT_EQ(2, M.lookup("b"));
- EXPECT_EQ(3, M.lookup("c"));
-
- EXPECT_EQ(0, M.lookup("q"));
-
- // Test the empty string, spelled various ways.
- EXPECT_EQ(0, M.lookup(""));
- EXPECT_EQ(0, M.lookup(StringRef()));
- EXPECT_EQ(0, M.lookup(StringRef("a", 0)));
- M[""] = 42;
- EXPECT_EQ(42, M.lookup(""));
- EXPECT_EQ(42, M.lookup(StringRef()));
- EXPECT_EQ(42, M.lookup(StringRef("a", 0)));
-}
-
// Key traits that allows lookup with either an unsigned or char* key;
// In the latter case, "a" == 0, "b" == 1 and so on.
struct TestDenseMapInfo {
@@ -785,7 +760,7 @@ TEST(DenseMapCustomTest, VariantSupport) {
// Test that gTest prints map entries as pairs instead of opaque objects.
// See third-party/unittest/googletest/internal/custom/gtest-printers.h
TEST(DenseMapCustomTest, PairPrinting) {
- DenseMap<int, StringRef> Map = {{1, "one"}, {2, "two"}};
+ DenseMap<int, std::string_view> Map = {{1, "one"}, {2, "two"}};
EXPECT_EQ(R"({ (1, "one"), (2, "two") })", ::testing::PrintToString(Map));
}
diff --git a/llvm/unittests/ADT/FunctionExtrasTest.cpp b/llvm/unittests/ADT/FunctionExtrasTest.cpp
index 9809a92daac72468ed5bbd1762798523c2c3d628..777c5784949fd3c07bbbcef8dc3fc8e5764896a9 100644
--- a/llvm/unittests/ADT/FunctionExtrasTest.cpp
+++ b/llvm/unittests/ADT/FunctionExtrasTest.cpp
@@ -250,23 +250,23 @@ TEST(UniqueFunctionTest, Const) {
// Overloaded call operator correctly resolved.
struct ChooseCorrectOverload {
- StringRef operator()() { return "non-const"; }
- StringRef operator()() const { return "const"; }
+ std::string_view operator()() { return "non-const"; }
+ std::string_view operator()() const { return "const"; }
};
- unique_function<StringRef()> ChooseMutable = ChooseCorrectOverload();
+ unique_function<std::string_view()> ChooseMutable = ChooseCorrectOverload();
ChooseCorrectOverload A;
EXPECT_EQ("non-const", ChooseMutable());
EXPECT_EQ("non-const", A());
- unique_function<StringRef() const> ChooseConst = ChooseCorrectOverload();
+ unique_function<std::string_view() const> ChooseConst = ChooseCorrectOverload();
const ChooseCorrectOverload &X = A;
EXPECT_EQ("const", ChooseConst());
EXPECT_EQ("const", X());
}
// Test that overloads on unique_functions are resolved as expected.
-std::string returns(StringRef) { return "not a function"; }
+std::string returns(std::string_view) { return "not a function"; }
std::string returns(unique_function<double()> F) { return "number"; }
-std::string returns(unique_function<StringRef()> F) { return "string"; }
+std::string returns(unique_function<std::string_view()> F) { return "string"; }
TEST(UniqueFunctionTest, SFINAE) {
EXPECT_EQ("not a function", returns("boo!"));
diff --git a/llvm/unittests/ADT/SmallPtrSetTest.cpp b/llvm/unittests/ADT/SmallPtrSetTest.cpp
index 1d9a0d1725a92ffd1bddcddf0a9ede28a1a74969..88be2b68915573a3b3a343ff53a84d86604d7bfd 100644
--- a/llvm/unittests/ADT/SmallPtrSetTest.cpp
+++ b/llvm/unittests/ADT/SmallPtrSetTest.cpp
@@ -12,7 +12,6 @@
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/PointerIntPair.h"
-#include "llvm/ADT/STLExtras.h"
#include "llvm/Support/PointerLikeTypeTraits.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
diff --git a/llvm/unittests/ADT/SmallStringTest.cpp b/llvm/unittests/ADT/SmallStringTest.cpp
index 2f4df8afeafa592cb9616bb78feb4964187786f2..6cf14700b34739420cd3dc4ff8a4c16ce162f715 100644
--- a/llvm/unittests/ADT/SmallStringTest.cpp
+++ b/llvm/unittests/ADT/SmallStringTest.cpp
@@ -50,43 +50,43 @@ TEST_F(SmallStringTest, AssignRepeated) {
}
TEST_F(SmallStringTest, AssignIterPair) {
- StringRef abc = "abc";
+ std::string_view abc = "abc";
theString.assign(abc.begin(), abc.end());
EXPECT_EQ(3u, theString.size());
EXPECT_STREQ("abc", theString.c_str());
}
-TEST_F(SmallStringTest, AssignStringRef) {
- StringRef abc = "abc";
+TEST_F(SmallStringTest, AssignStringView) {
+ std::string_view abc = "abc";
theString.assign(abc);
EXPECT_EQ(3u, theString.size());
EXPECT_STREQ("abc", theString.c_str());
}
TEST_F(SmallStringTest, AssignSmallVector) {
- StringRef abc = "abc";
+ std::string_view abc = "abc";
SmallVector<char, 10> abcVec(abc.begin(), abc.end());
theString.assign(abcVec);
EXPECT_EQ(3u, theString.size());
EXPECT_STREQ("abc", theString.c_str());
}
-TEST_F(SmallStringTest, AssignStringRefs) {
+TEST_F(SmallStringTest, AssignStringViews) {
theString.assign({"abc", "def", "ghi"});
EXPECT_EQ(9u, theString.size());
EXPECT_STREQ("abcdefghi", theString.c_str());
}
TEST_F(SmallStringTest, AppendIterPair) {
- StringRef abc = "abc";
+ std::string_view abc = "abc";
theString.append(abc.begin(), abc.end());
theString.append(abc.begin(), abc.end());
EXPECT_EQ(6u, theString.size());
EXPECT_STREQ("abcabc", theString.c_str());
}
-TEST_F(SmallStringTest, AppendStringRef) {
- StringRef abc = "abc";
+TEST_F(SmallStringTest, AppendStringView) {
+ std::string_view abc = "abc";
theString.append(abc);
theString.append(abc);
EXPECT_EQ(6u, theString.size());
@@ -94,7 +94,7 @@ TEST_F(SmallStringTest, AppendStringRef) {
}
TEST_F(SmallStringTest, AppendSmallVector) {
- StringRef abc = "abc";
+ std::string_view abc = "abc";
SmallVector<char, 10> abcVec(abc.begin(), abc.end());
theString.append(abcVec);
theString.append(abcVec);
@@ -102,11 +102,11 @@ TEST_F(SmallStringTest, AppendSmallVector) {
EXPECT_STREQ("abcabc", theString.c_str());
}
-TEST_F(SmallStringTest, AppendStringRefs) {
+TEST_F(SmallStringTest, AppendStringViews) {
theString.append({"abc", "def", "ghi"});
EXPECT_EQ(9u, theString.size());
EXPECT_STREQ("abcdefghi", theString.c_str());
- StringRef Jkl = "jkl";
+ std::string_view Jkl = "jkl";
std::string Mno = "mno";
SmallString<4> Pqr("pqr");
const char *Stu = "stu";
@@ -115,15 +115,15 @@ TEST_F(SmallStringTest, AppendStringRefs) {
EXPECT_STREQ("abcdefghijklmnopqrstu", theString.c_str());
}
-TEST_F(SmallStringTest, StringRefConversion) {
- StringRef abc = "abc";
+TEST_F(SmallStringTest, StringViewConversion) {
+ std::string_view abc = "abc";
theString.assign(abc.begin(), abc.end());
- StringRef theStringRef = theString;
- EXPECT_EQ("abc", theStringRef);
+ std::string_view theStringView = theString;
+ EXPECT_EQ("abc", theStringView);
}
TEST_F(SmallStringTest, StdStringConversion) {
- StringRef abc = "abc";
+ std::string_view abc = "abc";
theString.assign(abc.begin(), abc.end());
std::string theStdString = std::string(theString);
EXPECT_EQ("abc", theStdString);
@@ -149,29 +149,29 @@ TEST_F(SmallStringTest, Slice) {
TEST_F(SmallStringTest, Find) {
theString = "hello";
EXPECT_EQ(2U, theString.find('l'));
- EXPECT_EQ(StringRef::npos, theString.find('z'));
- EXPECT_EQ(StringRef::npos, theString.find("helloworld"));
+ EXPECT_EQ(std::string_view::npos, theString.find('z'));
+ EXPECT_EQ(std::string_view::npos, theString.find("helloworld"));
EXPECT_EQ(0U, theString.find("hello"));
EXPECT_EQ(1U, theString.find("ello"));
- EXPECT_EQ(StringRef::npos, theString.find("zz"));
+ EXPECT_EQ(std::string_view::npos, theString.find("zz"));
EXPECT_EQ(2U, theString.find("ll", 2));
- EXPECT_EQ(StringRef::npos, theString.find("ll", 3));
+ EXPECT_EQ(std::string_view::npos, theString.find("ll", 3));
EXPECT_EQ(0U, theString.find(""));
EXPECT_EQ(3U, theString.rfind('l'));
- EXPECT_EQ(StringRef::npos, theString.rfind('z'));
- EXPECT_EQ(StringRef::npos, theString.rfind("helloworld"));
+ EXPECT_EQ(std::string_view::npos, theString.rfind('z'));
+ EXPECT_EQ(std::string_view::npos, theString.rfind("helloworld"));
EXPECT_EQ(0U, theString.rfind("hello"));
EXPECT_EQ(1U, theString.rfind("ello"));
- EXPECT_EQ(StringRef::npos, theString.rfind("zz"));
+ EXPECT_EQ(std::string_view::npos, theString.rfind("zz"));
EXPECT_EQ(2U, theString.find_first_of('l'));
EXPECT_EQ(1U, theString.find_first_of("el"));
- EXPECT_EQ(StringRef::npos, theString.find_first_of("xyz"));
+ EXPECT_EQ(std::string_view::npos, theString.find_first_of("xyz"));
EXPECT_EQ(1U, theString.find_first_not_of('h'));
EXPECT_EQ(4U, theString.find_first_not_of("hel"));
- EXPECT_EQ(StringRef::npos, theString.find_first_not_of("hello"));
+ EXPECT_EQ(std::string_view::npos, theString.find_first_not_of("hello"));
theString = "hellx xello hell ello world foo bar hello";
EXPECT_EQ(36U, theString.find("hello"));
diff --git a/llvm/unittests/ADT/SmallVectorTest.cpp b/llvm/unittests/ADT/SmallVectorTest.cpp
index 137dd43b473068eae34b39edc4b9b8b9633bab95..7029038d18d433cef987bedbfa4fda269b24fb8f 100644
--- a/llvm/unittests/ADT/SmallVectorTest.cpp
+++ b/llvm/unittests/ADT/SmallVectorTest.cpp
@@ -11,10 +11,10 @@
//===----------------------------------------------------------------------===//
#include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/ArrayRef.h"
#include "llvm/Support/Compiler.h"
#include "gtest/gtest.h"
#include <list>
+#include <span>
#include <stdarg.h>
using namespace llvm;
@@ -252,11 +252,11 @@ TYPED_TEST(SmallVectorTest, ConstructorIterTest) {
}
// Constructor test.
-TYPED_TEST(SmallVectorTest, ConstructorFromArrayRefSimpleTest) {
- SCOPED_TRACE("ConstructorFromArrayRefSimpleTest");
+TYPED_TEST(SmallVectorTest, ConstructorFromSpanSimpleTest) {
+ SCOPED_TRACE("ConstructorFromSpanSimpleTest");
std::array<Constructable, 3> StdArray = {Constructable(1), Constructable(2),
Constructable(3)};
- ArrayRef<Constructable> Array = StdArray;
+ span<const Constructable> Array = StdArray;
auto &V = this->theVector;
V = SmallVector<Constructable, 4>(Array);
assertValuesInOrder(V, 3u, 1, 2, 3);
@@ -1129,24 +1129,6 @@ TEST(SmallVectorTest, DefaultInlinedElements) {
EXPECT_EQ(NestedV[0][0][0], 42);
}
-TEST(SmallVectorTest, InitializerList) {
- SmallVector<int, 2> V1 = {};
- EXPECT_TRUE(V1.empty());
- V1 = {0, 0};
- EXPECT_TRUE(ArrayRef(V1).equals({0, 0}));
- V1 = {-1, -1};
- EXPECT_TRUE(ArrayRef(V1).equals({-1, -1}));
-
- SmallVector<int, 2> V2 = {1, 2, 3, 4};
- EXPECT_TRUE(ArrayRef(V2).equals({1, 2, 3, 4}));
- V2.assign({4});
- EXPECT_TRUE(ArrayRef(V2).equals({4}));
- V2.append({3, 2});
- EXPECT_TRUE(ArrayRef(V2).equals({4, 3, 2}));
- V2.insert(V2.begin() + 1, 5);
- EXPECT_TRUE(ArrayRef(V2).equals({4, 5, 3, 2}));
-}
-
TEST(SmallVectorTest, ToVector) {
{
std::vector<char> v = {'a', 'b', 'c'};
@@ -1183,10 +1165,10 @@ private:
To T;
};
-TEST(SmallVectorTest, ConstructFromArrayRefOfConvertibleType) {
+TEST(SmallVectorTest, ConstructFromSpanOfConvertibleType) {
To to1{1}, to2{2}, to3{3};
std::vector<From> StdVector = {From(to1), From(to2), From(to3)};
- ArrayRef<From> Array = StdVector;
+ span<const From> Array = StdVector;
{
llvm::SmallVector<To> Vector(Array);
diff --git a/llvm/unittests/Support/ConvertUTFTest.cpp b/llvm/unittests/Support/ConvertUTFTest.cpp
index 4c35a7e06df142cab79636df7769e556a42e1646..3b07d344f15a555f11ad5f8177a0a65b8a4fa472 100644
--- a/llvm/unittests/Support/ConvertUTFTest.cpp
+++ b/llvm/unittests/Support/ConvertUTFTest.cpp
@@ -7,7 +7,6 @@
//===----------------------------------------------------------------------===//
#include "llvm/Support/ConvertUTF.h"
-#include "llvm/ADT/ArrayRef.h"
#include "gtest/gtest.h"
#include <string>
#include <vector>
@@ -17,7 +16,7 @@ using namespace llvm;
TEST(ConvertUTFTest, ConvertUTF16LittleEndianToUTF8String) {
// Src is the look of disapproval.
alignas(UTF16) static const char Src[] = "\xff\xfe\xa0\x0c_\x00\xa0\x0c";
- ArrayRef<char> Ref(Src, sizeof(Src) - 1);
+ span<const char> Ref(Src, sizeof(Src) - 1);
std::string Result;
bool Success = convertUTF16ToUTF8String(Ref, Result);
EXPECT_TRUE(Success);
@@ -29,7 +28,7 @@ TEST(ConvertUTFTest, ConvertUTF32LittleEndianToUTF8String) {
// Src is the look of disapproval.
alignas(UTF32) static const char Src[] =
"\xFF\xFE\x00\x00\xA0\x0C\x00\x00\x5F\x00\x00\x00\xA0\x0C\x00\x00";
- ArrayRef<char> Ref(Src, sizeof(Src) - 1);
+ span<const char> Ref(Src, sizeof(Src) - 1);
std::string Result;
bool Success = convertUTF32ToUTF8String(Ref, Result);
EXPECT_TRUE(Success);
@@ -40,7 +39,7 @@ TEST(ConvertUTFTest, ConvertUTF32LittleEndianToUTF8String) {
TEST(ConvertUTFTest, ConvertUTF16BigEndianToUTF8String) {
// Src is the look of disapproval.
alignas(UTF16) static const char Src[] = "\xfe\xff\x0c\xa0\x00_\x0c\xa0";
- ArrayRef<char> Ref(Src, sizeof(Src) - 1);
+ span<const char> Ref(Src, sizeof(Src) - 1);
std::string Result;
bool Success = convertUTF16ToUTF8String(Ref, Result);
EXPECT_TRUE(Success);
@@ -52,7 +51,7 @@ TEST(ConvertUTFTest, ConvertUTF32BigEndianToUTF8String) {
// Src is the look of disapproval.
alignas(UTF32) static const char Src[] =
"\x00\x00\xFE\xFF\x00\x00\x0C\xA0\x00\x00\x00\x5F\x00\x00\x0C\xA0";
- ArrayRef<char> Ref(Src, sizeof(Src) - 1);
+ span<const char> Ref(Src, sizeof(Src) - 1);
std::string Result;
bool Success = convertUTF32ToUTF8String(Ref, Result);
EXPECT_TRUE(Success);
@@ -63,7 +62,7 @@ TEST(ConvertUTFTest, ConvertUTF32BigEndianToUTF8String) {
TEST(ConvertUTFTest, ConvertUTF8ToUTF16String) {
// Src is the look of disapproval.
static const char Src[] = "\xe0\xb2\xa0_\xe0\xb2\xa0";
- StringRef Ref(Src, sizeof(Src) - 1);
+ std::string_view Ref(Src, sizeof(Src) - 1);
SmallVector<UTF16, 5> Result;
bool Success = convertUTF8ToUTF16String(Ref, Result);
EXPECT_TRUE(Success);
@@ -75,37 +74,38 @@ TEST(ConvertUTFTest, ConvertUTF8ToUTF16String) {
TEST(ConvertUTFTest, OddLengthInput) {
std::string Result;
- bool Success = convertUTF16ToUTF8String(ArrayRef("xxxxx", 5), Result);
+ bool Success = convertUTF16ToUTF8String(span<const char>("xxxxx", 5), Result);
EXPECT_FALSE(Success);
}
TEST(ConvertUTFTest, Empty) {
std::string Result;
- bool Success = convertUTF16ToUTF8String(llvm::ArrayRef<char>(), Result);
+ bool Success =
+ convertUTF16ToUTF8String(span<const char>(), Result);
EXPECT_TRUE(Success);
EXPECT_TRUE(Result.empty());
}
TEST(ConvertUTFTest, HasUTF16BOM) {
- bool HasBOM = hasUTF16ByteOrderMark(ArrayRef("\xff\xfe", 2));
+ bool HasBOM = hasUTF16ByteOrderMark("\xff\xfe");
EXPECT_TRUE(HasBOM);
- HasBOM = hasUTF16ByteOrderMark(ArrayRef("\xfe\xff", 2));
+ HasBOM = hasUTF16ByteOrderMark("\xfe\xff");
EXPECT_TRUE(HasBOM);
- HasBOM = hasUTF16ByteOrderMark(ArrayRef("\xfe\xff ", 3));
+ HasBOM = hasUTF16ByteOrderMark("\xfe\xff ");
EXPECT_TRUE(HasBOM); // Don't care about odd lengths.
- HasBOM = hasUTF16ByteOrderMark(ArrayRef("\xfe\xff\x00asdf", 6));
+ HasBOM = hasUTF16ByteOrderMark("\xfe\xff\x00asdf");
EXPECT_TRUE(HasBOM);
- HasBOM = hasUTF16ByteOrderMark({});
+ HasBOM = hasUTF16ByteOrderMark("");
EXPECT_FALSE(HasBOM);
- HasBOM = hasUTF16ByteOrderMark(ArrayRef("\xfe", 1));
+ HasBOM = hasUTF16ByteOrderMark("\xfe");
EXPECT_FALSE(HasBOM);
}
TEST(ConvertUTFTest, UTF16WrappersForConvertUTF16ToUTF8String) {
// Src is the look of disapproval.
alignas(UTF16) static const char Src[] = "\xff\xfe\xa0\x0c_\x00\xa0\x0c";
- ArrayRef<UTF16> SrcRef = ArrayRef((const UTF16 *)Src, 4);
+ span<const UTF16> SrcRef((const UTF16 *)Src, 4);
std::string Result;
bool Success = convertUTF16ToUTF8String(SrcRef, Result);
EXPECT_TRUE(Success);
@@ -122,7 +122,7 @@ TEST(ConvertUTFTest, ConvertUTF8toWide) {
std::wstring Expected(L"\x0ca0_\x0ca0");
EXPECT_EQ(Expected, Result);
Result.clear();
- Success = ConvertUTF8toWide(StringRef(Src, 7), Result);
+ Success = ConvertUTF8toWide(Src, Result);
EXPECT_TRUE(Success);
EXPECT_EQ(Expected, Result);
}
@@ -171,7 +171,7 @@ struct ConvertUTFResultContainer {
};
std::pair<ConversionResult, std::vector<unsigned>>
-ConvertUTF8ToUnicodeScalarsLenient(StringRef S) {
+ConvertUTF8ToUnicodeScalarsLenient(std::string_view S) {
const UTF8 *SourceStart = reinterpret_cast<const UTF8 *>(S.data());
const UTF8 *SourceNext = SourceStart;
@@ -188,7 +188,7 @@ ConvertUTF8ToUnicodeScalarsLenient(StringRef S) {
}
std::pair<ConversionResult, std::vector<unsigned>>
-ConvertUTF8ToUnicodeScalarsPartialLenient(StringRef S) {
+ConvertUTF8ToUnicodeScalarsPartialLenient(std::string_view S) {
const UTF8 *SourceStart = reinterpret_cast<const UTF8 *>(S.data());
const UTF8 *SourceNext = SourceStart;
@@ -206,7 +206,7 @@ ConvertUTF8ToUnicodeScalarsPartialLenient(StringRef S) {
::testing::AssertionResult
CheckConvertUTF8ToUnicodeScalars(ConvertUTFResultContainer Expected,
- StringRef S, bool Partial = false) {
+ std::string_view S, bool Partial = false) {
ConversionResult ErrorCode;
std::vector<unsigned> Decoded;
if (!Partial)
@@ -301,7 +301,7 @@ TEST(ConvertUTFTest, UTF8ToUTF32Lenient) {
// U+0000 NULL
EXPECT_TRUE(CheckConvertUTF8ToUnicodeScalars(
ConvertUTFResultContainer(conversionOK).withScalars(0x0000),
- StringRef("\x00", 1)));
+ std::string_view("\x00", 1)));
// U+0080 PADDING CHARACTER
EXPECT_TRUE(CheckConvertUTF8ToUnicodeScalars(
@@ -1075,7 +1075,7 @@ TEST(ConvertUTFTest, UTF8ToUTF32Lenient) {
// U+0000 NULL
EXPECT_TRUE(CheckConvertUTF8ToUnicodeScalars(
ConvertUTFResultContainer(conversionOK).withScalars(0x0000),
- StringRef("\x00", 1)));
+ std::string_view("\x00", 1)));
// Overlong sequences of the above.
EXPECT_TRUE(CheckConvertUTF8ToUnicodeScalars(
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