DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Mercurial (5350524bb654)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "mozilla/Assertions.h"
#include "mozilla/TypeTraits.h"

#define TEST_CV_QUALIFIERS(test, type, ...) \
  test(type, __VA_ARGS__) \
  test(const type, __VA_ARGS__) \
  test(volatile type, __VA_ARGS__) \
  test(const volatile type, __VA_ARGS__)

using mozilla::AddLvalueReference;
using mozilla::AddPointer;
using mozilla::AddRvalueReference;
using mozilla::Decay;
using mozilla::DeclVal;
using mozilla::IsFunction;
using mozilla::IsArray;
using mozilla::IsBaseOf;
using mozilla::IsClass;
using mozilla::IsConvertible;
using mozilla::IsEmpty;
using mozilla::IsLvalueReference;
using mozilla::IsPointer;
using mozilla::IsReference;
using mozilla::IsRvalueReference;
using mozilla::IsSame;
using mozilla::IsSigned;
using mozilla::IsUnsigned;
using mozilla::IsDestructible;
using mozilla::MakeSigned;
using mozilla::MakeUnsigned;
using mozilla::RemoveExtent;
using mozilla::RemovePointer;

static_assert(!IsFunction<int>::value,
              "int is not a function type");
static_assert(IsFunction<void(int)>::value,
              "void(int) is a function type");
static_assert(!IsFunction<void(*)(int)>::value,
              "void(*)(int) is not a function type");

static_assert(!IsArray<bool>::value,
              "bool not an array");
static_assert(IsArray<bool[]>::value,
              "bool[] is an array");
static_assert(IsArray<bool[5]>::value,
              "bool[5] is an array");

static_assert(!IsPointer<bool>::value,
              "bool not a pointer");
static_assert(IsPointer<bool*>::value,
              "bool* is a pointer");
static_assert(IsPointer<bool* const>::value,
              "bool* const is a pointer");
static_assert(IsPointer<bool* volatile>::value,
              "bool* volatile is a pointer");
static_assert(IsPointer<bool* const volatile>::value,
              "bool* const volatile is a pointer");
static_assert(IsPointer<bool**>::value,
              "bool** is a pointer");
static_assert(IsPointer<void (*)(void)>::value,
              "void (*)(void) is a pointer");
struct IsPointerTest { bool m; void f(); };
static_assert(!IsPointer<IsPointerTest>::value,
              "IsPointerTest not a pointer");
static_assert(IsPointer<IsPointerTest*>::value,
              "IsPointerTest* is a pointer");
static_assert(!IsPointer<bool(IsPointerTest::*)>::value,
              "bool(IsPointerTest::*) not a pointer");
static_assert(!IsPointer<void(IsPointerTest::*)(void)>::value,
              "void(IsPointerTest::*)(void) not a pointer");

static_assert(!IsLvalueReference<bool>::value,
              "bool not an lvalue reference");
static_assert(!IsLvalueReference<bool*>::value,
              "bool* not an lvalue reference");
static_assert(IsLvalueReference<bool&>::value,
              "bool& is an lvalue reference");
static_assert(!IsLvalueReference<bool&&>::value,
              "bool&& not an lvalue reference");

static_assert(!IsLvalueReference<void>::value,
              "void not an lvalue reference");
static_assert(!IsLvalueReference<void*>::value,
              "void* not an lvalue reference");

static_assert(!IsLvalueReference<int>::value,
              "int not an lvalue reference");
static_assert(!IsLvalueReference<int*>::value,
              "int* not an lvalue reference");
static_assert(IsLvalueReference<int&>::value,
              "int& is an lvalue reference");
static_assert(!IsLvalueReference<int&&>::value,
              "int&& not an lvalue reference");

static_assert(!IsRvalueReference<bool>::value,
              "bool not an rvalue reference");
static_assert(!IsRvalueReference<bool*>::value,
              "bool* not an rvalue reference");
static_assert(!IsRvalueReference<bool&>::value,
              "bool& not an rvalue reference");
static_assert(IsRvalueReference<bool&&>::value,
              "bool&& is an rvalue reference");

static_assert(!IsRvalueReference<void>::value,
              "void not an rvalue reference");
static_assert(!IsRvalueReference<void*>::value,
              "void* not an rvalue reference");

static_assert(!IsRvalueReference<int>::value,
              "int not an rvalue reference");
static_assert(!IsRvalueReference<int*>::value,
              "int* not an rvalue reference");
static_assert(!IsRvalueReference<int&>::value,
              "int& not an rvalue reference");
static_assert(IsRvalueReference<int&&>::value,
              "int&& is an rvalue reference");

static_assert(!IsReference<bool>::value,
              "bool not a reference");
static_assert(!IsReference<bool*>::value,
              "bool* not a reference");
static_assert(IsReference<bool&>::value,
              "bool& is a reference");
static_assert(IsReference<bool&&>::value,
              "bool&& is a reference");

static_assert(!IsReference<void>::value,
              "void not a reference");
static_assert(!IsReference<void*>::value,
              "void* not a reference");

static_assert(!IsReference<int>::value,
              "int not a reference");
static_assert(!IsReference<int*>::value,
              "int* not a reference");
static_assert(IsReference<int&>::value,
              "int& is a reference");
static_assert(IsReference<int&&>::value,
              "int&& is a reference");

namespace CPlusPlus11IsMemberPointer {

using mozilla::IsMemberPointer;

struct S {};
union U {};

#define ASSERT_IS_MEMBER_POINTER(type, msg) \
  static_assert(IsMemberPointer<type>::value, #type msg);
#define TEST_IS_MEMBER_POINTER(type) \
  TEST_CV_QUALIFIERS(ASSERT_IS_MEMBER_POINTER, type, \
                     " is a member pointer type")

TEST_IS_MEMBER_POINTER(int S::*)
TEST_IS_MEMBER_POINTER(int U::*)

#undef TEST_IS_MEMBER_POINTER
#undef ASSERT_IS_MEMBER_POINTER

#define ASSERT_IS_NOT_MEMBER_POINTER(type, msg) \
  static_assert(!IsMemberPointer<type>::value, #type msg);
#define TEST_IS_NOT_MEMBER_POINTER(type) \
  TEST_CV_QUALIFIERS(ASSERT_IS_NOT_MEMBER_POINTER, type, \
                     " is not a member pointer type")

TEST_IS_NOT_MEMBER_POINTER(int*)

#undef TEST_IS_NOT_MEMBER_POINTER
#undef ASSERT_IS_NOT_MEMBER_POINTER

} // CPlusPlus11IsMemberPointer

namespace CPlusPlus11IsScalar {

using mozilla::IsScalar;

enum E {};
enum class EC {};
class C {};
struct S {};
union U {};

#define ASSERT_IS_SCALAR(type, msg) \
  static_assert(IsScalar<type>::value, #type msg);
#define TEST_IS_SCALAR(type) \
  TEST_CV_QUALIFIERS(ASSERT_IS_SCALAR, type, " is a scalar type")

TEST_IS_SCALAR(int)
TEST_IS_SCALAR(float)
TEST_IS_SCALAR(E)
TEST_IS_SCALAR(EC)
TEST_IS_SCALAR(S*)
TEST_IS_SCALAR(int S::*)

#undef TEST_IS_SCALAR
#undef ASSERT_IS_SCALAR

#define ASSERT_IS_NOT_SCALAR(type, msg) \
  static_assert(!IsScalar<type>::value, #type msg);
#define TEST_IS_NOT_SCALAR(type) \
  TEST_CV_QUALIFIERS(ASSERT_IS_NOT_SCALAR, type, " is not a scalar type")

TEST_IS_NOT_SCALAR(C)
TEST_IS_NOT_SCALAR(S)
TEST_IS_NOT_SCALAR(U)

#undef TEST_IS_NOT_SCALAR
#undef ASSERT_IS_NOT_SCALAR

} // CPlusPlus11IsScalar

struct S1 {};
union U1 { int mX; };

static_assert(!IsClass<int>::value,
              "int isn't a class");
static_assert(IsClass<const S1>::value,
              "S is a class");
static_assert(!IsClass<U1>::value,
              "U isn't a class");

static_assert(!mozilla::IsEmpty<int>::value,
              "not a class => not empty");
static_assert(!mozilla::IsEmpty<bool[5]>::value,
              "not a class => not empty");

static_assert(!mozilla::IsEmpty<U1>::value,
              "not a class => not empty");

struct E1 {};
struct E2 { int : 0; };
struct E3 : E1 {};
struct E4 : E2 {};

static_assert(IsEmpty<const volatile S1>::value,
              "S should be empty");

static_assert(mozilla::IsEmpty<E1>::value &&
              mozilla::IsEmpty<E2>::value &&
              mozilla::IsEmpty<E3>::value &&
              mozilla::IsEmpty<E4>::value,
              "all empty");

union U2 { E1 e1; };
static_assert(!mozilla::IsEmpty<U2>::value,
              "not a class => not empty");

struct NE1 { int mX; };
struct NE2 : virtual E1 {};
struct NE3 : E2 { virtual ~NE3() {} };
struct NE4 { virtual void f() {} };

static_assert(!mozilla::IsEmpty<NE1>::value &&
              !mozilla::IsEmpty<NE2>::value &&
              !mozilla::IsEmpty<NE3>::value &&
              !mozilla::IsEmpty<NE4>::value,
              "all empty");

static_assert(!IsSigned<bool>::value,
              "bool shouldn't be signed");
static_assert(IsUnsigned<bool>::value,
              "bool should be unsigned");

static_assert(!IsSigned<const bool>::value,
              "const bool shouldn't be signed");
static_assert(IsUnsigned<const bool>::value,
              "const bool should be unsigned");

static_assert(!IsSigned<volatile bool>::value,
              "volatile bool shouldn't be signed");
static_assert(IsUnsigned<volatile bool>::value,
              "volatile bool should be unsigned");

static_assert(!IsSigned<unsigned char>::value,
              "unsigned char shouldn't be signed");
static_assert(IsUnsigned<unsigned char>::value,
              "unsigned char should be unsigned");
static_assert(IsSigned<signed char>::value,
              "signed char should be signed");
static_assert(!IsUnsigned<signed char>::value,
              "signed char shouldn't be unsigned");

static_assert(!IsSigned<unsigned short>::value,
              "unsigned short shouldn't be signed");
static_assert(IsUnsigned<unsigned short>::value,
              "unsigned short should be unsigned");
static_assert(IsSigned<short>::value,
              "short should be signed");
static_assert(!IsUnsigned<short>::value,
              "short shouldn't be unsigned");

static_assert(!IsSigned<unsigned int>::value,
              "unsigned int shouldn't be signed");
static_assert(IsUnsigned<unsigned int>::value,
              "unsigned int should be unsigned");
static_assert(IsSigned<int>::value,
              "int should be signed");
static_assert(!IsUnsigned<int>::value,
              "int shouldn't be unsigned");

static_assert(!IsSigned<unsigned long>::value,
              "unsigned long shouldn't be signed");
static_assert(IsUnsigned<unsigned long>::value,
              "unsigned long should be unsigned");
static_assert(IsSigned<long>::value,
              "long should be signed");
static_assert(!IsUnsigned<long>::value,
              "long shouldn't be unsigned");

static_assert(IsSigned<float>::value,
              "float should be signed");
static_assert(!IsUnsigned<float>::value,
              "float shouldn't be unsigned");

static_assert(IsSigned<const float>::value,
              "const float should be signed");
static_assert(!IsUnsigned<const float>::value,
              "const float shouldn't be unsigned");

static_assert(IsSigned<double>::value,
              "double should be signed");
static_assert(!IsUnsigned<double>::value,
              "double shouldn't be unsigned");

static_assert(IsSigned<volatile double>::value,
              "volatile double should be signed");
static_assert(!IsUnsigned<volatile double>::value,
              "volatile double shouldn't be unsigned");

static_assert(IsSigned<long double>::value,
              "long double should be signed");
static_assert(!IsUnsigned<long double>::value,
              "long double shouldn't be unsigned");

static_assert(IsSigned<const volatile long double>::value,
              "const volatile long double should be signed");
static_assert(!IsUnsigned<const volatile long double>::value,
              "const volatile long double shouldn't be unsigned");

class NotIntConstructible
{
  NotIntConstructible(int) = delete;
};

static_assert(!IsSigned<NotIntConstructible>::value,
              "non-arithmetic types are not signed");
static_assert(!IsUnsigned<NotIntConstructible>::value,
              "non-arithmetic types are not unsigned");

class PublicDestructible
{
public:
  ~PublicDestructible();
};
class PrivateDestructible
{
private:
  ~PrivateDestructible();
};
class TrivialDestructible
{
};

static_assert(IsDestructible<PublicDestructible>::value,
              "public destructible class is destructible");
static_assert(!IsDestructible<PrivateDestructible>::value,
              "private destructible class is not destructible");
static_assert(IsDestructible<TrivialDestructible>::value,
              "trivial destructible class is destructible");

namespace CPlusPlus11IsBaseOf {

// Adapted from C++11 ยง 20.9.6.
struct B {};
struct B1 : B {};
struct B2 : B {};
struct D : private B1, private B2 {};

static void
StandardIsBaseOfTests()
{
  static_assert((IsBaseOf<B, D>::value) == true,
                "IsBaseOf fails on diamond");
  static_assert((IsBaseOf<const B, D>::value) == true,
                "IsBaseOf fails on diamond plus constness change");
  static_assert((IsBaseOf<B, const D>::value) == true,
                "IsBaseOf fails on diamond plus constness change");
  static_assert((IsBaseOf<B, const B>::value) == true,
                "IsBaseOf fails on constness change");
  static_assert((IsBaseOf<D, B>::value) == false,
                "IsBaseOf got the direction of inheritance wrong");
  static_assert((IsBaseOf<B&, D&>::value) == false,
                "IsBaseOf should return false on references");
  static_assert((IsBaseOf<B[3], D[3]>::value) == false,
                "IsBaseOf should return false on arrays");
  // We fail at the following test.  To fix it, we need to specialize IsBaseOf
  // for all built-in types.
  // static_assert((IsBaseOf<int, int>::value) == false);
}

} /* namespace CPlusPlus11IsBaseOf */

class A { };
class B : public A { };
class C : private A { };
class D { };
class E : public A { };
class F : public B, public E { };

static void
TestIsBaseOf()
{
  static_assert((IsBaseOf<A, B>::value),
                "A is a base of B");
  static_assert((!IsBaseOf<B, A>::value),
                "B is not a base of A");
  static_assert((IsBaseOf<A, C>::value),
                "A is a base of C");
  static_assert((!IsBaseOf<C, A>::value),
                "C is not a base of A");
  static_assert((IsBaseOf<A, F>::value),
                "A is a base of F");
  static_assert((!IsBaseOf<F, A>::value),
                "F is not a base of A");
  static_assert((!IsBaseOf<A, D>::value),
                "A is not a base of D");
  static_assert((!IsBaseOf<D, A>::value),
                "D is not a base of A");
  static_assert((IsBaseOf<B, B>::value),
                "B is the same as B (and therefore, a base of B)");
}

class ExplicitCopyConstructor {
  explicit ExplicitCopyConstructor(const ExplicitCopyConstructor&) = default;
};

static void
TestIsConvertible()
{
  // Pointer type convertibility
  static_assert((IsConvertible<A*, A*>::value),
                "A* should convert to A*");
  static_assert((IsConvertible<B*, A*>::value),
                "B* should convert to A*");
  static_assert((!IsConvertible<A*, B*>::value),
                "A* shouldn't convert to B*");
  static_assert((!IsConvertible<A*, C*>::value),
                "A* shouldn't convert to C*");
  static_assert((!IsConvertible<A*, D*>::value),
                "A* shouldn't convert to unrelated D*");
  static_assert((!IsConvertible<D*, A*>::value),
                "D* shouldn't convert to unrelated A*");

  // Instance type convertibility
  static_assert((IsConvertible<A, A>::value),
                "A is A");
  static_assert((IsConvertible<B, A>::value),
                "B converts to A");
  static_assert((!IsConvertible<D, A>::value),
                "D and A are unrelated");
  static_assert((!IsConvertible<A, D>::value),
                "A and D are unrelated");

  static_assert(IsConvertible<void, void>::value, "void is void");
  static_assert(!IsConvertible<A, void>::value, "A shouldn't convert to void");
  static_assert(!IsConvertible<void, B>::value, "void shouldn't convert to B");

  static_assert(!IsConvertible<const ExplicitCopyConstructor&,
                               ExplicitCopyConstructor>::value,
                "IsConvertible should test for implicit convertibility");

  // These cases seem to require C++11 support to properly implement them, so
  // for now just disable them.
  //static_assert((!IsConvertible<C*, A*>::value),
  //           "C* shouldn't convert to A* (private inheritance)");
  //static_assert((!IsConvertible<C, A>::value),
  //           "C doesn't convert to A (private inheritance)");
}

static_assert(IsSame<AddLvalueReference<int>::Type, int&>::value,
              "not adding & to int correctly");
static_assert(IsSame<AddLvalueReference<volatile int&>::Type, volatile int&>::value,
              "not adding & to volatile int& correctly");
static_assert(IsSame<AddLvalueReference<void*>::Type, void*&>::value,
              "not adding & to void* correctly");
static_assert(IsSame<AddLvalueReference<void>::Type, void>::value,
              "void shouldn't be transformed by AddLvalueReference");
static_assert(IsSame<AddLvalueReference<struct S1&&>::Type, struct S1&>::value,
              "not reference-collapsing struct S1&& & to struct S1& correctly");

static_assert(IsSame<AddRvalueReference<int>::Type, int&&>::value,
              "not adding && to int correctly");
static_assert(IsSame<AddRvalueReference<volatile int&>::Type, volatile int&>::value,
              "not adding && to volatile int& correctly");
static_assert(IsSame<AddRvalueReference<const int&&>::Type, const int&&>::value,
              "not adding && to volatile int& correctly");
static_assert(IsSame<AddRvalueReference<void*>::Type, void*&&>::value,
              "not adding && to void* correctly");
static_assert(IsSame<AddRvalueReference<void>::Type, void>::value,
              "void shouldn't be transformed by AddRvalueReference");
static_assert(IsSame<AddRvalueReference<struct S1&>::Type, struct S1&>::value,
              "not reference-collapsing struct S1& && to struct S1& correctly");

struct TestWithDefaultConstructor
{
  int foo() const { return 0; }
};
struct TestWithNoDefaultConstructor
{
  explicit TestWithNoDefaultConstructor(int) {}
  int foo() const { return 1; }
};

static_assert(IsSame<decltype(TestWithDefaultConstructor().foo()), int>::value,
              "decltype should work using a struct with a default constructor");
static_assert(IsSame<decltype(DeclVal<TestWithDefaultConstructor>().foo()), int>::value,
              "decltype should work using a DeclVal'd struct with a default constructor");
static_assert(IsSame<decltype(DeclVal<TestWithNoDefaultConstructor>().foo()), int>::value,
              "decltype should work using a DeclVal'd struct without a default constructor");

static_assert(IsSame<MakeSigned<const unsigned char>::Type, const signed char>::value,
              "const unsigned char won't signify correctly");
static_assert(IsSame<MakeSigned<volatile unsigned short>::Type, volatile signed short>::value,
              "volatile unsigned short won't signify correctly");
static_assert(IsSame<MakeSigned<const volatile unsigned int>::Type, const volatile signed int>::value,
              "const volatile unsigned int won't signify correctly");
static_assert(IsSame<MakeSigned<unsigned long>::Type, signed long>::value,
              "unsigned long won't signify correctly");
static_assert(IsSame<MakeSigned<const signed char>::Type, const signed char>::value,
              "const signed char won't signify correctly");

static_assert(IsSame<MakeSigned<volatile signed short>::Type, volatile signed short>::value,
              "volatile signed short won't signify correctly");
static_assert(IsSame<MakeSigned<const volatile signed int>::Type, const volatile signed int>::value,
              "const volatile signed int won't signify correctly");
static_assert(IsSame<MakeSigned<signed long>::Type, signed long>::value,
              "signed long won't signify correctly");

static_assert(IsSame<MakeSigned<char>::Type, signed char>::value,
              "char won't signify correctly");
static_assert(IsSame<MakeSigned<volatile char>::Type, volatile signed char>::value,
              "volatile char won't signify correctly");
static_assert(IsSame<MakeSigned<const char>::Type, const signed char>::value,
              "const char won't signify correctly");

static_assert(IsSame<MakeUnsigned<const signed char>::Type, const unsigned char>::value,
              "const signed char won't unsignify correctly");
static_assert(IsSame<MakeUnsigned<volatile signed short>::Type, volatile unsigned short>::value,
              "volatile signed short won't unsignify correctly");
static_assert(IsSame<MakeUnsigned<const volatile signed int>::Type, const volatile unsigned int>::value,
              "const volatile signed int won't unsignify correctly");
static_assert(IsSame<MakeUnsigned<signed long>::Type, unsigned long>::value,
              "signed long won't unsignify correctly");

static_assert(IsSame<MakeUnsigned<const unsigned char>::Type, const unsigned char>::value,
              "const unsigned char won't unsignify correctly");

static_assert(IsSame<MakeUnsigned<volatile unsigned short>::Type, volatile unsigned short>::value,
              "volatile unsigned short won't unsignify correctly");
static_assert(IsSame<MakeUnsigned<const volatile unsigned int>::Type, const volatile unsigned int>::value,
              "const volatile unsigned int won't unsignify correctly");
static_assert(IsSame<MakeUnsigned<unsigned long>::Type, unsigned long>::value,
              "signed long won't unsignify correctly");

static_assert(IsSame<MakeUnsigned<char>::Type, unsigned char>::value,
              "char won't unsignify correctly");
static_assert(IsSame<MakeUnsigned<volatile char>::Type, volatile unsigned char>::value,
              "volatile char won't unsignify correctly");
static_assert(IsSame<MakeUnsigned<const char>::Type, const unsigned char>::value,
              "const char won't unsignify correctly");

static_assert(IsSame<RemoveExtent<int>::Type, int>::value,
              "removing extent from non-array must return the non-array");
static_assert(IsSame<RemoveExtent<const int[]>::Type, const int>::value,
              "removing extent from unknown-bound array must return element type");
static_assert(IsSame<RemoveExtent<volatile int[5]>::Type, volatile int>::value,
              "removing extent from known-bound array must return element type");
static_assert(IsSame<RemoveExtent<long[][17]>::Type, long[17]>::value,
              "removing extent from multidimensional array must return element type");

struct TestRemovePointer { bool m; void f(); };
static_assert(IsSame<RemovePointer<int>::Type, int>::value,
              "removing pointer from int must return int");
static_assert(IsSame<RemovePointer<int*>::Type, int>::value,
              "removing pointer from int* must return int");
static_assert(IsSame<RemovePointer<int* const>::Type, int>::value,
              "removing pointer from int* const must return int");
static_assert(IsSame<RemovePointer<int* volatile>::Type, int>::value,
              "removing pointer from int* volatile must return int");
static_assert(IsSame<RemovePointer<const long*>::Type, const long>::value,
              "removing pointer from const long* must return const long");
static_assert(IsSame<RemovePointer<void* const>::Type, void>::value,
              "removing pointer from void* const must return void");
static_assert(IsSame<RemovePointer<void (TestRemovePointer::*)()>::Type,
                                   void (TestRemovePointer::*)()>::value,
              "removing pointer from void (S::*)() must return void (S::*)()");
static_assert(IsSame<RemovePointer<void (*)()>::Type, void()>::value,
              "removing pointer from void (*)() must return void()");
static_assert(IsSame<RemovePointer<bool TestRemovePointer::*>::Type,
                                   bool TestRemovePointer::*>::value,
              "removing pointer from bool S::* must return bool S::*");

static_assert(IsSame<AddPointer<int>::Type, int*>::value,
              "adding pointer to int must return int*");
static_assert(IsSame<AddPointer<int*>::Type, int**>::value,
              "adding pointer to int* must return int**");
static_assert(IsSame<AddPointer<int&>::Type, int*>::value,
              "adding pointer to int& must return int*");
static_assert(IsSame<AddPointer<int* const>::Type, int* const*>::value,
              "adding pointer to int* const must return int* const*");
static_assert(IsSame<AddPointer<int* volatile>::Type, int* volatile*>::value,
              "adding pointer to int* volatile must return int* volatile*");

static_assert(IsSame<Decay<int>::Type, int>::value,
              "decaying int must return int");
static_assert(IsSame<Decay<int*>::Type, int*>::value,
              "decaying int* must return int*");
static_assert(IsSame<Decay<int* const>::Type, int*>::value,
              "decaying int* const must return int*");
static_assert(IsSame<Decay<int* volatile>::Type, int*>::value,
              "decaying int* volatile must return int*");
static_assert(IsSame<Decay<int&>::Type, int>::value,
              "decaying int& must return int");
static_assert(IsSame<Decay<const int&>::Type, int>::value,
              "decaying const int& must return int");
static_assert(IsSame<Decay<int&&>::Type, int>::value,
              "decaying int&& must return int");
static_assert(IsSame<Decay<int[1]>::Type, int*>::value,
              "decaying int[1] must return int*");
static_assert(IsSame<Decay<void(int)>::Type, void(*)(int)>::value,
              "decaying void(int) must return void(*)(int)");

/*
 * Android's broken [u]intptr_t inttype macros are broken because its PRI*PTR
 * macros are defined as "ld", but sizeof(long) is 8 and sizeof(intptr_t)
 * is 4 on 32-bit Android. We redefine Android's PRI*PTR macros in
 * IntegerPrintfMacros.h and assert here that our new definitions match the
 * actual type sizes seen at compile time.
 */
#if defined(ANDROID) && !defined(__LP64__)
static_assert(mozilla::IsSame<int, intptr_t>::value,
              "emulated PRI[di]PTR definitions will be wrong");
static_assert(mozilla::IsSame<unsigned int, uintptr_t>::value,
              "emulated PRI[ouxX]PTR definitions will be wrong");
#endif

int
main()
{
  CPlusPlus11IsBaseOf::StandardIsBaseOfTests();
  TestIsBaseOf();
  TestIsConvertible();
  return 0;
}