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Update LLVM to latest upstream. (#1080)

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Also change header guards to WPI header guards.
Remove StringRef::c_str() customization, replacing the handful of uses with Twine or SmallString.
TCPStream: Include errno.h and make Windows includes lowercase for consistency.

Upstream LLVM version: eb4186cca7924fb1706357545311a2fa3de40c59
This commit is contained in:
Peter Johnson
2018-05-22 23:31:08 -07:00
committed by GitHub
parent 680aabbe7c
commit a2ecb1027a
62 changed files with 5956 additions and 2522 deletions
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24
wpiutil/src/main/native/include/wpi/SmallSet.h
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@@ -11,13 +11,17 @@
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_ADT_SMALLSET_H
#define LLVM_ADT_SMALLSET_H
#ifndef WPIUTIL_WPI_SMALLSET_H
#define WPIUTIL_WPI_SMALLSET_H
#include "wpi/None.h"
#include "wpi/SmallPtrSet.h"
#include "wpi/SmallVector.h"
#include "wpi/Compiler.h"
#include <cstddef>
#include <functional>
#include <set>
#include <utility>
namespace wpi {
@@ -28,15 +32,16 @@ namespace wpi {
///
/// Note that this set does not provide a way to iterate over members in the
/// set.
template <typename T, unsigned N, typename C = std::less<T> >
template <typename T, unsigned N, typename C = std::less<T>>
class SmallSet {
/// Use a SmallVector to hold the elements here (even though it will never
/// reach its 'large' stage) to avoid calling the default ctors of elements
/// we will never use.
SmallVector<T, N> Vector;
std::set<T, C> Set;
typedef typename SmallVector<T, N>::const_iterator VIterator;
typedef typename SmallVector<T, N>::iterator mutable_iterator;
using VIterator = typename SmallVector<T, N>::const_iterator;
using mutable_iterator = typename SmallVector<T, N>::iterator;
// In small mode SmallPtrSet uses linear search for the elements, so it is
// not a good idea to choose this value too high. You may consider using a
@@ -44,10 +49,11 @@ class SmallSet {
static_assert(N <= 32, "N should be small");
public:
typedef size_t size_type;
SmallSet() {}
using size_type = size_t;
bool LLVM_ATTRIBUTE_UNUSED_RESULT empty() const {
SmallSet() = default;
LLVM_NODISCARD bool empty() const {
return Vector.empty() && Set.empty();
}
@@ -133,4 +139,4 @@ class SmallSet<PointeeType*, N> : public SmallPtrSet<PointeeType*, N> {};
} // end namespace wpi
#endif
#endif // LLVM_ADT_SMALLSET_H