148b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie//=== - llvm/unittest/Support/AlignOfTest.cpp - Alignment utility tests ----===// 2585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth// 3585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth// The LLVM Compiler Infrastructure 4585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth// 5585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth// This file is distributed under the University of Illinois Open Source 6585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth// License. See LICENSE.TXT for details. 7585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth// 8585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth//===----------------------------------------------------------------------===// 9585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 104c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar#ifdef _MSC_VER 114c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar// Disable warnings about alignment-based structure padding. 124c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar// This must be above the includes to suppress warnings in included templates. 134c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar#pragma warning(disable:4324) 144c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar#endif 154c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar 16585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth#include "llvm/Support/AlignOf.h" 17585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth#include "llvm/Support/Compiler.h" 18585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth#include "gtest/gtest.h" 19585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 20585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthusing namespace llvm; 21585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 22585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthnamespace { 23bd9060c5c028486d1af59edd5ba5bd1217e6af8eChandler Carruth// Disable warnings about questionable type definitions. 24bd9060c5c028486d1af59edd5ba5bd1217e6af8eChandler Carruth// We're testing that even questionable types work with the alignment utilities. 25bd9060c5c028486d1af59edd5ba5bd1217e6af8eChandler Carruth#ifdef _MSC_VER 26bd9060c5c028486d1af59edd5ba5bd1217e6af8eChandler Carruth#pragma warning(disable:4584) 27bd9060c5c028486d1af59edd5ba5bd1217e6af8eChandler Carruth#endif 28bd9060c5c028486d1af59edd5ba5bd1217e6af8eChandler Carruth 290f5720f85b10fb160e24828c22de42ea1cfb5fdeJoe Abbey// Suppress direct base '{anonymous}::S1' inaccessible in '{anonymous}::D9' 30e68d7437535b85a840b0958a4ff2d98210e399f4Joe Abbey// due to ambiguity warning. 31ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#ifdef __clang__ 32ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#pragma clang diagnostic ignored "-Wunknown-pragmas" 33ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#pragma clang diagnostic ignored "-Winaccessible-base" 34ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#elif ((__GNUC__ * 100) + __GNUC_MINOR__) >= 402 350f5720f85b10fb160e24828c22de42ea1cfb5fdeJoe Abbey// Pragma based warning suppression was introduced in GGC 4.2. Additionally 36e68d7437535b85a840b0958a4ff2d98210e399f4Joe Abbey// this warning is "enabled by default". The warning still appears if -Wall is 37e68d7437535b85a840b0958a4ff2d98210e399f4Joe Abbey// suppressed. Apparently GCC suppresses it when -w is specifed, which is odd. 38e68d7437535b85a840b0958a4ff2d98210e399f4Joe Abbey#pragma GCC diagnostic warning "-w" 39e68d7437535b85a840b0958a4ff2d98210e399f4Joe Abbey#endif 40e68d7437535b85a840b0958a4ff2d98210e399f4Joe Abbey 41585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth// Define some fixed alignment types to use in these tests. 420c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct LLVM_ALIGNAS(1) A1 {}; 430c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct LLVM_ALIGNAS(2) A2 {}; 440c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct LLVM_ALIGNAS(4) A4 {}; 450c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct LLVM_ALIGNAS(8) A8 {}; 46585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 47585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct S1 {}; 48585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct S2 { char a; }; 49585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct S3 { int x; }; 50585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct S4 { double y; }; 51585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct S5 { A1 a1; A2 a2; A4 a4; A8 a8; }; 52585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct S6 { double f(); }; 53585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D1 : S1 {}; 54585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D2 : S6 { float g(); }; 55585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D3 : S2 {}; 56585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D4 : S2 { int x; }; 57585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D5 : S3 { char c; }; 58585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D6 : S2, S3 {}; 59585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D7 : S1, S3 {}; 60585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D8 : S1, D4, D5 { double x[2]; }; 61585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct D9 : S1, D1 { S1 s1; }; 62585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct V1 { virtual ~V1(); }; 63585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct V2 { int x; virtual ~V2(); }; 640c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct V3 : V1 { 650c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar ~V3() override; 660c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar}; 670c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct V4 : virtual V2 { int y; 680c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar ~V4() override; 690c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar}; 700c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct V5 : V4, V3 { double z; 710c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar ~V5() override; 720c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar}; 73585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruthstruct V6 : S1 { virtual ~V6(); }; 740c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct V7 : virtual V2, virtual V6 { 750c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar ~V7() override; 760c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar}; 770c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainarstruct V8 : V5, virtual V6, V7 { double zz; 780c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar ~V8() override; 790c7f116bb6950ef819323d855415b2f2b0aad987Pirama Arumuga Nainar}; 80585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 8123280ffb90dd7107f866977e8444370590b84b15Benjamin Kramerdouble S6::f() { return 0.0; } 8223280ffb90dd7107f866977e8444370590b84b15Benjamin Kramerfloat D2::g() { return 0.0f; } 8323280ffb90dd7107f866977e8444370590b84b15Benjamin KramerV1::~V1() {} 8423280ffb90dd7107f866977e8444370590b84b15Benjamin KramerV2::~V2() {} 8523280ffb90dd7107f866977e8444370590b84b15Benjamin KramerV3::~V3() {} 8623280ffb90dd7107f866977e8444370590b84b15Benjamin KramerV4::~V4() {} 8723280ffb90dd7107f866977e8444370590b84b15Benjamin KramerV5::~V5() {} 8823280ffb90dd7107f866977e8444370590b84b15Benjamin KramerV6::~V6() {} 8923280ffb90dd7107f866977e8444370590b84b15Benjamin KramerV7::~V7() {} 9023280ffb90dd7107f866977e8444370590b84b15Benjamin KramerV8::~V8() {} 9123280ffb90dd7107f866977e8444370590b84b15Benjamin Kramer 92585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth// Ensure alignment is a compile-time constant. 939755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruthchar LLVM_ATTRIBUTE_UNUSED test_arr1 949755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<char>::Alignment > 0] 959755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<short>::Alignment > 0] 969755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<int>::Alignment > 0] 979755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<long>::Alignment > 0] 989755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<long long>::Alignment > 0] 999755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<float>::Alignment > 0] 1009755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<double>::Alignment > 0] 1019755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<long double>::Alignment > 0] 1029755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<void *>::Alignment > 0] 1039755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<int *>::Alignment > 0] 1049755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<double (*)(double)>::Alignment > 0] 1059755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<double (S6::*)()>::Alignment > 0]; 1069755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruthchar LLVM_ATTRIBUTE_UNUSED test_arr2 1079755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<A1>::Alignment > 0] 1089755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<A2>::Alignment > 0] 1099755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<A4>::Alignment > 0] 11048b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie [AlignOf<A8>::Alignment > 0]; 1119755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruthchar LLVM_ATTRIBUTE_UNUSED test_arr3 1129755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<S1>::Alignment > 0] 1139755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<S2>::Alignment > 0] 1149755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<S3>::Alignment > 0] 1159755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<S4>::Alignment > 0] 1169755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<S5>::Alignment > 0] 1179755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<S6>::Alignment > 0]; 1189755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruthchar LLVM_ATTRIBUTE_UNUSED test_arr4 1199755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D1>::Alignment > 0] 1209755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D2>::Alignment > 0] 1219755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D3>::Alignment > 0] 1229755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D4>::Alignment > 0] 1239755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D5>::Alignment > 0] 1249755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D6>::Alignment > 0] 1259755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D7>::Alignment > 0] 1269755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D8>::Alignment > 0] 1279755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<D9>::Alignment > 0]; 1289755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruthchar LLVM_ATTRIBUTE_UNUSED test_arr5 1299755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<V1>::Alignment > 0] 1309755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<V2>::Alignment > 0] 1319755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<V3>::Alignment > 0] 1329755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<V4>::Alignment > 0] 1339755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<V5>::Alignment > 0] 1349755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<V6>::Alignment > 0] 1359755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<V7>::Alignment > 0] 1369755cd600f7a1bbdc080bbfcbd2529a54e1b3aabChandler Carruth [AlignOf<V8>::Alignment > 0]; 137585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 138585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler CarruthTEST(AlignOfTest, BasicAlignmentInvariants) { 13948b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(1u, alignOf<A1>()); 14048b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(2u, alignOf<A2>()); 14148b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(4u, alignOf<A4>()); 14248b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(8u, alignOf<A8>()); 143585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 144585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_EQ(1u, alignOf<char>()); 145585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<char>(), alignOf<short>()); 146585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<short>(), alignOf<int>()); 147585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<int>(), alignOf<long>()); 148585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<long>(), alignOf<long long>()); 149585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<char>(), alignOf<float>()); 150585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<float>(), alignOf<double>()); 151fd2b40efd7687621a7c849556a089ce4a610aafdChandler Carruth EXPECT_LE(alignOf<char>(), alignOf<long double>()); 152585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<char>(), alignOf<void *>()); 153585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_EQ(alignOf<void *>(), alignOf<int *>()); 154585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<char>(), alignOf<S1>()); 155585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<S2>()); 156585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<S3>()); 157585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<S4>()); 158585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<S5>()); 159585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<S6>()); 160585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D1>()); 161585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D2>()); 162585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D3>()); 163585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D4>()); 164585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D5>()); 165585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D6>()); 166585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D7>()); 167585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D8>()); 168585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<D9>()); 169585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<S1>(), alignOf<V1>()); 170585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<V1>(), alignOf<V2>()); 171585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<V1>(), alignOf<V3>()); 172585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<V1>(), alignOf<V4>()); 173585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<V1>(), alignOf<V5>()); 174585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<V1>(), alignOf<V6>()); 175585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<V1>(), alignOf<V7>()); 176585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_LE(alignOf<V1>(), alignOf<V8>()); 177585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth} 178585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 179585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler CarruthTEST(AlignOfTest, BasicAlignedArray) { 18048b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(1u, alignOf<AlignedCharArrayUnion<A1> >()); 18148b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(2u, alignOf<AlignedCharArrayUnion<A2> >()); 18248b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(4u, alignOf<AlignedCharArrayUnion<A4> >()); 18348b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(8u, alignOf<AlignedCharArrayUnion<A8> >()); 18448b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie 18548b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(1u, sizeof(AlignedCharArrayUnion<A1>)); 18648b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(2u, sizeof(AlignedCharArrayUnion<A2>)); 18748b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(4u, sizeof(AlignedCharArrayUnion<A4>)); 18848b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_LE(8u, sizeof(AlignedCharArrayUnion<A8>)); 18948b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie 19048b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(1u, (alignOf<AlignedCharArrayUnion<A1> >())); 19148b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(2u, (alignOf<AlignedCharArrayUnion<A1, A2> >())); 19248b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(4u, (alignOf<AlignedCharArrayUnion<A1, A2, A4> >())); 19348b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(8u, (alignOf<AlignedCharArrayUnion<A1, A2, A4, A8> >())); 19448b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie 19548b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(1u, sizeof(AlignedCharArrayUnion<A1>)); 19648b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(2u, sizeof(AlignedCharArrayUnion<A1, A2>)); 19748b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(4u, sizeof(AlignedCharArrayUnion<A1, A2, A4>)); 19848b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(8u, sizeof(AlignedCharArrayUnion<A1, A2, A4, A8>)); 19948b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie 20048b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(1u, (alignOf<AlignedCharArrayUnion<A1[1]> >())); 20148b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(2u, (alignOf<AlignedCharArrayUnion<A1[2], A2[1]> >())); 20248b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(4u, (alignOf<AlignedCharArrayUnion<A1[42], A2[55], 20348b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie A4[13]> >())); 20448b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(8u, (alignOf<AlignedCharArrayUnion<A1[2], A2[1], 20548b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie A4, A8> >())); 20648b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie 20748b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(1u, sizeof(AlignedCharArrayUnion<A1[1]>)); 20848b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(2u, sizeof(AlignedCharArrayUnion<A1[2], A2[1]>)); 20948b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(4u, sizeof(AlignedCharArrayUnion<A1[3], A2[2], A4>)); 21048b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie EXPECT_EQ(16u, sizeof(AlignedCharArrayUnion<A1, A2[3], 21148b6a79b2d367ea2e8cf014d8af9d573889d2f7fDavid Blaikie A4[3], A8>)); 212585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 213585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth // For other tests we simply assert that the alignment of the union mathes 214585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth // that of the fundamental type and hope that we have any weird type 215585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth // productions that would trigger bugs. 216cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<char>(), alignOf<AlignedCharArrayUnion<char> >()); 217cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<short>(), alignOf<AlignedCharArrayUnion<short> >()); 218cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<int>(), alignOf<AlignedCharArrayUnion<int> >()); 219cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<long>(), alignOf<AlignedCharArrayUnion<long> >()); 220585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_EQ(alignOf<long long>(), 221cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth alignOf<AlignedCharArrayUnion<long long> >()); 222cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<float>(), alignOf<AlignedCharArrayUnion<float> >()); 223cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<double>(), alignOf<AlignedCharArrayUnion<double> >()); 224585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_EQ(alignOf<long double>(), 225cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth alignOf<AlignedCharArrayUnion<long double> >()); 226cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<void *>(), alignOf<AlignedCharArrayUnion<void *> >()); 227cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<int *>(), alignOf<AlignedCharArrayUnion<int *> >()); 228585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_EQ(alignOf<double (*)(double)>(), 229cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth alignOf<AlignedCharArrayUnion<double (*)(double)> >()); 230585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth EXPECT_EQ(alignOf<double (S6::*)()>(), 231cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth alignOf<AlignedCharArrayUnion<double (S6::*)()> >()); 232cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<S1>(), alignOf<AlignedCharArrayUnion<S1> >()); 233cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<S2>(), alignOf<AlignedCharArrayUnion<S2> >()); 234cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<S3>(), alignOf<AlignedCharArrayUnion<S3> >()); 235cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<S4>(), alignOf<AlignedCharArrayUnion<S4> >()); 236cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<S5>(), alignOf<AlignedCharArrayUnion<S5> >()); 237cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<S6>(), alignOf<AlignedCharArrayUnion<S6> >()); 238cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D1>(), alignOf<AlignedCharArrayUnion<D1> >()); 239cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D2>(), alignOf<AlignedCharArrayUnion<D2> >()); 240cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D3>(), alignOf<AlignedCharArrayUnion<D3> >()); 241cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D4>(), alignOf<AlignedCharArrayUnion<D4> >()); 242cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D5>(), alignOf<AlignedCharArrayUnion<D5> >()); 243cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D6>(), alignOf<AlignedCharArrayUnion<D6> >()); 244cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D7>(), alignOf<AlignedCharArrayUnion<D7> >()); 245cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D8>(), alignOf<AlignedCharArrayUnion<D8> >()); 246cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<D9>(), alignOf<AlignedCharArrayUnion<D9> >()); 247cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<V1>(), alignOf<AlignedCharArrayUnion<V1> >()); 248cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<V2>(), alignOf<AlignedCharArrayUnion<V2> >()); 249cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<V3>(), alignOf<AlignedCharArrayUnion<V3> >()); 250cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<V4>(), alignOf<AlignedCharArrayUnion<V4> >()); 251cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<V5>(), alignOf<AlignedCharArrayUnion<V5> >()); 252cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<V6>(), alignOf<AlignedCharArrayUnion<V6> >()); 253cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<V7>(), alignOf<AlignedCharArrayUnion<V7> >()); 254fd2b40efd7687621a7c849556a089ce4a610aafdChandler Carruth 255fd2b40efd7687621a7c849556a089ce4a610aafdChandler Carruth // Some versions of MSVC get this wrong somewhat disturbingly. The failure 256fd2b40efd7687621a7c849556a089ce4a610aafdChandler Carruth // appears to be benign: alignOf<V8>() produces a preposterous value: 12 257fd2b40efd7687621a7c849556a089ce4a610aafdChandler Carruth#ifndef _MSC_VER 258cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(alignOf<V8>(), alignOf<AlignedCharArrayUnion<V8> >()); 259fd2b40efd7687621a7c849556a089ce4a610aafdChandler Carruth#endif 260f445be8958014c85eb39e07b1e0a389ea9522230Chandler Carruth 261cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char), sizeof(AlignedCharArrayUnion<char>)); 262cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[1]), sizeof(AlignedCharArrayUnion<char[1]>)); 263cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[2]), sizeof(AlignedCharArrayUnion<char[2]>)); 264cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[3]), sizeof(AlignedCharArrayUnion<char[3]>)); 265cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[4]), sizeof(AlignedCharArrayUnion<char[4]>)); 266cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[5]), sizeof(AlignedCharArrayUnion<char[5]>)); 267cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[8]), sizeof(AlignedCharArrayUnion<char[8]>)); 268cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[13]), sizeof(AlignedCharArrayUnion<char[13]>)); 269cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[16]), sizeof(AlignedCharArrayUnion<char[16]>)); 270cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[21]), sizeof(AlignedCharArrayUnion<char[21]>)); 271cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(char[32]), sizeof(AlignedCharArrayUnion<char[32]>)); 272cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(short), sizeof(AlignedCharArrayUnion<short>)); 273cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(int), sizeof(AlignedCharArrayUnion<int>)); 274cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(long), sizeof(AlignedCharArrayUnion<long>)); 275f445be8958014c85eb39e07b1e0a389ea9522230Chandler Carruth EXPECT_EQ(sizeof(long long), 276cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth sizeof(AlignedCharArrayUnion<long long>)); 277cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(float), sizeof(AlignedCharArrayUnion<float>)); 278cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(double), sizeof(AlignedCharArrayUnion<double>)); 279f445be8958014c85eb39e07b1e0a389ea9522230Chandler Carruth EXPECT_EQ(sizeof(long double), 280cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth sizeof(AlignedCharArrayUnion<long double>)); 281cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(void *), sizeof(AlignedCharArrayUnion<void *>)); 282cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(int *), sizeof(AlignedCharArrayUnion<int *>)); 283f445be8958014c85eb39e07b1e0a389ea9522230Chandler Carruth EXPECT_EQ(sizeof(double (*)(double)), 284cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth sizeof(AlignedCharArrayUnion<double (*)(double)>)); 285f445be8958014c85eb39e07b1e0a389ea9522230Chandler Carruth EXPECT_EQ(sizeof(double (S6::*)()), 286cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth sizeof(AlignedCharArrayUnion<double (S6::*)()>)); 287cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(S1), sizeof(AlignedCharArrayUnion<S1>)); 288cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(S2), sizeof(AlignedCharArrayUnion<S2>)); 289cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(S3), sizeof(AlignedCharArrayUnion<S3>)); 290cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(S4), sizeof(AlignedCharArrayUnion<S4>)); 291cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(S5), sizeof(AlignedCharArrayUnion<S5>)); 292cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(S6), sizeof(AlignedCharArrayUnion<S6>)); 293cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D1), sizeof(AlignedCharArrayUnion<D1>)); 294cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D2), sizeof(AlignedCharArrayUnion<D2>)); 295cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D3), sizeof(AlignedCharArrayUnion<D3>)); 296cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D4), sizeof(AlignedCharArrayUnion<D4>)); 297cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D5), sizeof(AlignedCharArrayUnion<D5>)); 298cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D6), sizeof(AlignedCharArrayUnion<D6>)); 299cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D7), sizeof(AlignedCharArrayUnion<D7>)); 300cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D8), sizeof(AlignedCharArrayUnion<D8>)); 301cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9), sizeof(AlignedCharArrayUnion<D9>)); 302cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[1]), sizeof(AlignedCharArrayUnion<D9[1]>)); 303cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[2]), sizeof(AlignedCharArrayUnion<D9[2]>)); 304cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[3]), sizeof(AlignedCharArrayUnion<D9[3]>)); 305cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[4]), sizeof(AlignedCharArrayUnion<D9[4]>)); 306cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[5]), sizeof(AlignedCharArrayUnion<D9[5]>)); 307cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[8]), sizeof(AlignedCharArrayUnion<D9[8]>)); 308cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[13]), sizeof(AlignedCharArrayUnion<D9[13]>)); 309cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[16]), sizeof(AlignedCharArrayUnion<D9[16]>)); 310cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[21]), sizeof(AlignedCharArrayUnion<D9[21]>)); 311cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(D9[32]), sizeof(AlignedCharArrayUnion<D9[32]>)); 312cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(V1), sizeof(AlignedCharArrayUnion<V1>)); 313cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(V2), sizeof(AlignedCharArrayUnion<V2>)); 314cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(V3), sizeof(AlignedCharArrayUnion<V3>)); 315cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(V4), sizeof(AlignedCharArrayUnion<V4>)); 316cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(V5), sizeof(AlignedCharArrayUnion<V5>)); 317cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(V6), sizeof(AlignedCharArrayUnion<V6>)); 318cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(V7), sizeof(AlignedCharArrayUnion<V7>)); 3193967f503f4ea623d3300a785f5f1c333230f24a9Chandler Carruth 3203967f503f4ea623d3300a785f5f1c333230f24a9Chandler Carruth // Some versions of MSVC also get this wrong. The failure again appears to be 3213967f503f4ea623d3300a785f5f1c333230f24a9Chandler Carruth // benign: sizeof(V8) is only 52 bytes, but our array reserves 56. 3223967f503f4ea623d3300a785f5f1c333230f24a9Chandler Carruth#ifndef _MSC_VER 323cbeb8d9869aafec3c2c1ee0922f0a4d5bb4a916aChandler Carruth EXPECT_EQ(sizeof(V8), sizeof(AlignedCharArrayUnion<V8>)); 3243967f503f4ea623d3300a785f5f1c333230f24a9Chandler Carruth#endif 325585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth 3263c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(1u, (alignOf<AlignedCharArray<1, 1> >())); 3273c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(2u, (alignOf<AlignedCharArray<2, 1> >())); 3283c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(4u, (alignOf<AlignedCharArray<4, 1> >())); 3293c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(8u, (alignOf<AlignedCharArray<8, 1> >())); 3303c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(16u, (alignOf<AlignedCharArray<16, 1> >())); 3313c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer 3323c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(1u, sizeof(AlignedCharArray<1, 1>)); 3333c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(7u, sizeof(AlignedCharArray<1, 7>)); 3343c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(2u, sizeof(AlignedCharArray<2, 2>)); 3353c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer EXPECT_EQ(16u, sizeof(AlignedCharArray<2, 16>)); 3363c6f89aa2e489b79f16270dae42d10059234cf82Michael J. Spencer} 337585de7a1b1a51fa29b53bbc8faf3cc07e43bd993Chandler Carruth} 338