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// RUN: %empty-directory(%t)
// RUN: %target-build-swift -parse-stdlib -Xfrontend -verify-type-layout -Xfrontend SpareBitExtraInhabitants -Xfrontend -verify-type-layout -Xfrontend SpareBitSingleExtraInhabitant -Xfrontend -verify-type-layout -Xfrontend SpareBitNoExtraInhabitant -Xfrontend -verify-type-layout -Xfrontend SpareBitNoExtraInhabitant2 -Xfrontend -verify-type-layout -Xfrontend TwoTagExtraInhabitants -Xfrontend -verify-type-layout -Xfrontend ThreeTagExtraInhabitants -Xfrontend -verify-type-layout -Xfrontend NoTagExtraInhabitants -Xfrontend -verify-type-layout -Xfrontend DynamicExtraInhabitantsNever -Xfrontend -verify-type-layout -Xfrontend DynamicExtraInhabitantsZeroBytes -Xfrontend -verify-type-layout -Xfrontend DynamicExtraInhabitantsOneByte -Xfrontend -verify-type-layout -Xfrontend DynamicExtraInhabitantsTwoBytes -Xfrontend -verify-type-layout -Xfrontend MoreSpareBitsThanTagsExtraInhabitants -Xfrontend -verify-type-layout -Xfrontend OptOptMoreSpareBitsThanTagsExtraInhabitants -O -o %t/a.out %s
// RUN: %target-codesign %t/a.out
// RUN: %target-run %t/a.out 2>&1
// Type layout verifier is only compiled into the runtime in asserts builds.
// REQUIRES: swift_stdlib_asserts
// REQUIRES: executable_test
// UNSUPPORTED: use_os_stdlib
// UNSUPPORTED: back_deployment_runtime
// CHECK-NOT: Type verification
import Swift
import StdlibUnittest
enum SpareBitExtraInhabitants {
case a(Builtin.Int30)
case b(Builtin.Int30)
}
enum SpareBitSingleExtraInhabitant {
case a(Builtin.Int30)
case b(Builtin.Int30)
case c(Builtin.Int30)
}
enum SpareBitNoExtraInhabitant {
case a(Builtin.Int30)
case b(Builtin.Int30)
case c(Builtin.Int30)
case d(Builtin.Int30)
}
enum SpareBitNoExtraInhabitant2 {
case a(Builtin.Int30)
case b(Builtin.Int30)
case c(Builtin.Int30)
case d
}
enum TwoTagExtraInhabitants {
case a(Builtin.Int32)
case b(Builtin.Int32)
}
enum ThreeTagExtraInhabitants {
case a(Builtin.Int32)
case b(Builtin.Int32)
case c(Builtin.Int32)
}
enum MoreSpareBitsThanTagsExtraInhabitants {
case a(Builtin.Int29)
case b(Builtin.Int29)
case c(Builtin.Int29)
case d(Builtin.Int29)
}
typealias OptOptMoreSpareBitsThanTagsExtraInhabitants =
Optional<Optional<MoreSpareBitsThanTagsExtraInhabitants>>
enum MoreSpareBitsThanTagsExtraInhabitants2 {
case a(Builtin.Int29)
case b(Builtin.Int29)
case c(Builtin.Int29)
}
enum NoTagExtraInhabitants {
case aaa(Builtin.Int32), aab(Builtin.Int32), aac(Builtin.Int32), aad(Builtin.Int32), aae(Builtin.Int32), aaf(Builtin.Int32), aag(Builtin.Int32), aah(Builtin.Int32)
case aba(Builtin.Int32), abb(Builtin.Int32), abc(Builtin.Int32), abd(Builtin.Int32), abe(Builtin.Int32), abf(Builtin.Int32), abg(Builtin.Int32), abh(Builtin.Int32)
case aca(Builtin.Int32), acb(Builtin.Int32), acc(Builtin.Int32), acd(Builtin.Int32), ace(Builtin.Int32), acf(Builtin.Int32), acg(Builtin.Int32), ach(Builtin.Int32)
case ada(Builtin.Int32), adb(Builtin.Int32), adc(Builtin.Int32), add(Builtin.Int32), ade(Builtin.Int32), adf(Builtin.Int32), adg(Builtin.Int32), adh(Builtin.Int32)
case aea(Builtin.Int32), aeb(Builtin.Int32), aec(Builtin.Int32), aed(Builtin.Int32), aee(Builtin.Int32), aef(Builtin.Int32), aeg(Builtin.Int32), aeh(Builtin.Int32)
case afa(Builtin.Int32), afb(Builtin.Int32), afc(Builtin.Int32), afd(Builtin.Int32), afe(Builtin.Int32), aff(Builtin.Int32), afg(Builtin.Int32), afh(Builtin.Int32)
case aga(Builtin.Int32), agb(Builtin.Int32), agc(Builtin.Int32), agd(Builtin.Int32), age(Builtin.Int32), agf(Builtin.Int32), agg(Builtin.Int32), agh(Builtin.Int32)
case aha(Builtin.Int32), ahb(Builtin.Int32), ahc(Builtin.Int32), ahd(Builtin.Int32), ahe(Builtin.Int32), ahf(Builtin.Int32), ahg(Builtin.Int32), ahh(Builtin.Int32)
case baa(Builtin.Int32), bab(Builtin.Int32), bac(Builtin.Int32), bad(Builtin.Int32), bae(Builtin.Int32), baf(Builtin.Int32), bag(Builtin.Int32), bah(Builtin.Int32)
case bba(Builtin.Int32), bbb(Builtin.Int32), bbc(Builtin.Int32), bbd(Builtin.Int32), bbe(Builtin.Int32), bbf(Builtin.Int32), bbg(Builtin.Int32), bbh(Builtin.Int32)
case bca(Builtin.Int32), bcb(Builtin.Int32), bcc(Builtin.Int32), bcd(Builtin.Int32), bce(Builtin.Int32), bcf(Builtin.Int32), bcg(Builtin.Int32), bch(Builtin.Int32)
case bda(Builtin.Int32), bdb(Builtin.Int32), bdc(Builtin.Int32), bdd(Builtin.Int32), bde(Builtin.Int32), bdf(Builtin.Int32), bdg(Builtin.Int32), bdh(Builtin.Int32)
case bea(Builtin.Int32), beb(Builtin.Int32), bec(Builtin.Int32), bed(Builtin.Int32), bee(Builtin.Int32), bef(Builtin.Int32), beg(Builtin.Int32), beh(Builtin.Int32)
case bfa(Builtin.Int32), bfb(Builtin.Int32), bfc(Builtin.Int32), bfd(Builtin.Int32), bfe(Builtin.Int32), bff(Builtin.Int32), bfg(Builtin.Int32), bfh(Builtin.Int32)
case bga(Builtin.Int32), bgb(Builtin.Int32), bgc(Builtin.Int32), bgd(Builtin.Int32), bge(Builtin.Int32), bgf(Builtin.Int32), bgg(Builtin.Int32), bgh(Builtin.Int32)
case bha(Builtin.Int32), bhb(Builtin.Int32), bhc(Builtin.Int32), bhd(Builtin.Int32), bhe(Builtin.Int32), bhf(Builtin.Int32), bhg(Builtin.Int32), bhh(Builtin.Int32)
case caa(Builtin.Int32), cab(Builtin.Int32), cac(Builtin.Int32), cad(Builtin.Int32), cae(Builtin.Int32), caf(Builtin.Int32), cag(Builtin.Int32), cah(Builtin.Int32)
case cba(Builtin.Int32), cbb(Builtin.Int32), cbc(Builtin.Int32), cbd(Builtin.Int32), cbe(Builtin.Int32), cbf(Builtin.Int32), cbg(Builtin.Int32), cbh(Builtin.Int32)
case cca(Builtin.Int32), ccb(Builtin.Int32), ccc(Builtin.Int32), ccd(Builtin.Int32), cce(Builtin.Int32), ccf(Builtin.Int32), ccg(Builtin.Int32), cch(Builtin.Int32)
case cda(Builtin.Int32), cdb(Builtin.Int32), cdc(Builtin.Int32), cdd(Builtin.Int32), cde(Builtin.Int32), cdf(Builtin.Int32), cdg(Builtin.Int32), cdh(Builtin.Int32)
case cea(Builtin.Int32), ceb(Builtin.Int32), cec(Builtin.Int32), ced(Builtin.Int32), cee(Builtin.Int32), cef(Builtin.Int32), ceg(Builtin.Int32), ceh(Builtin.Int32)
case cfa(Builtin.Int32), cfb(Builtin.Int32), cfc(Builtin.Int32), cfd(Builtin.Int32), cfe(Builtin.Int32), cff(Builtin.Int32), cfg(Builtin.Int32), cfh(Builtin.Int32)
case cga(Builtin.Int32), cgb(Builtin.Int32), cgc(Builtin.Int32), cgd(Builtin.Int32), cge(Builtin.Int32), cgf(Builtin.Int32), cgg(Builtin.Int32), cgh(Builtin.Int32)
case cha(Builtin.Int32), chb(Builtin.Int32), chc(Builtin.Int32), chd(Builtin.Int32), che(Builtin.Int32), chf(Builtin.Int32), chg(Builtin.Int32), chh(Builtin.Int32)
case daa(Builtin.Int32), dab(Builtin.Int32), dac(Builtin.Int32), dad(Builtin.Int32), dae(Builtin.Int32), daf(Builtin.Int32), dag(Builtin.Int32), dah(Builtin.Int32)
case dba(Builtin.Int32), dbb(Builtin.Int32), dbc(Builtin.Int32), dbd(Builtin.Int32), dbe(Builtin.Int32), dbf(Builtin.Int32), dbg(Builtin.Int32), dbh(Builtin.Int32)
case dca(Builtin.Int32), dcb(Builtin.Int32), dcc(Builtin.Int32), dcd(Builtin.Int32), dce(Builtin.Int32), dcf(Builtin.Int32), dcg(Builtin.Int32), dch(Builtin.Int32)
case dda(Builtin.Int32), ddb(Builtin.Int32), ddc(Builtin.Int32), ddd(Builtin.Int32), dde(Builtin.Int32), ddf(Builtin.Int32), ddg(Builtin.Int32), ddh(Builtin.Int32)
case dea(Builtin.Int32), deb(Builtin.Int32), dec(Builtin.Int32), ded(Builtin.Int32), dee(Builtin.Int32), def(Builtin.Int32), deg(Builtin.Int32), deh(Builtin.Int32)
case dfa(Builtin.Int32), dfb(Builtin.Int32), dfc(Builtin.Int32), dfd(Builtin.Int32), dfe(Builtin.Int32), dff(Builtin.Int32), dfg(Builtin.Int32), dfh(Builtin.Int32)
case dga(Builtin.Int32), dgb(Builtin.Int32), dgc(Builtin.Int32), dgd(Builtin.Int32), dge(Builtin.Int32), dgf(Builtin.Int32), dgg(Builtin.Int32), dgh(Builtin.Int32)
case dha(Builtin.Int32), dhb(Builtin.Int32), dhc(Builtin.Int32), dhd(Builtin.Int32), dhe(Builtin.Int32), dhf(Builtin.Int32), dhg(Builtin.Int32), dhh(Builtin.Int32)
}
enum DynamicExtraInhabitants<T> {
case payloadA(T)
case payloadB(T)
case tagAAA, tagAAB, tagAAC, tagAAD, tagAAE, tagAAF, tagAAG, tagAAH
case tagABA, tagABB, tagABC, tagABD, tagABE, tagABF, tagABG, tagABH
case tagACA, tagACB, tagACC, tagACD, tagACE, tagACF, tagACG, tagACH
case tagADA, tagADB, tagADC, tagADD, tagADE, tagADF, tagADG, tagADH
case tagAEA, tagAEB, tagAEC, tagAED, tagAEE, tagAEF, tagAEG, tagAEH
case tagAFA, tagAFB, tagAFC, tagAFD, tagAFE, tagAFF, tagAFG, tagAFH
case tagAGA, tagAGB, tagAGC, tagAGD, tagAGE, tagAGF, tagAGG, tagAGH
case tagAHA, tagAHB, tagAHC, tagAHD, tagAHE, tagAHF, tagAHG, tagAHH
case tagAIA, tagAIB, tagAIC, tagAID, tagAIE, tagAIF, tagAIG, tagAIH
case tagBAA, tagBAB, tagBAC, tagBAD, tagBAE, tagBAF, tagBAG, tagBAH
case tagBBA, tagBBB, tagBBC, tagBBD, tagBBE, tagBBF, tagBBG, tagBBH
case tagBCA, tagBCB, tagBCC, tagBCD, tagBCE, tagBCF, tagBCG, tagBCH
case tagBDA, tagBDB, tagBDC, tagBDD, tagBDE, tagBDF, tagBDG, tagBDH
case tagBEA, tagBEB, tagBEC, tagBED, tagBEE, tagBEF, tagBEG, tagBEH
case tagBFA, tagBFB, tagBFC, tagBFD, tagBFE, tagBFF, tagBFG, tagBFH
case tagBGA, tagBGB, tagBGC, tagBGD, tagBGE, tagBGF, tagBGG, tagBGH
case tagBHA, tagBHB, tagBHC, tagBHD, tagBHE, tagBHF, tagBHG, tagBHH
case tagBIA, tagBIB, tagBIC, tagBID, tagBIE, tagBIF, tagBIG, tagBIH
case tagCAA, tagCAB, tagCAC, tagCAD, tagCAE, tagCAF, tagCAG, tagCAH
case tagCBA, tagCBB, tagCBC, tagCBD, tagCBE, tagCBF, tagCBG, tagCBH
case tagCCA, tagCCB, tagCCC, tagCCD, tagCCE, tagCCF, tagCCG, tagCCH
case tagCDA, tagCDB, tagCDC, tagCDD, tagCDE, tagCDF, tagCDG, tagCDH
case tagCEA, tagCEB, tagCEC, tagCED, tagCEE, tagCEF, tagCEG, tagCEH
case tagCFA, tagCFB, tagCFC, tagCFD, tagCFE, tagCFF, tagCFG, tagCFH
case tagCGA, tagCGB, tagCGC, tagCGD, tagCGE, tagCGF, tagCGG, tagCGH
case tagCHA, tagCHB, tagCHC, tagCHD, tagCHE, tagCHF, tagCHG, tagCHH
case tagCIA, tagCIB, tagCIC, tagCID, tagCIE, tagCIF, tagCIG, tagCIH
case tagDAA, tagDAB, tagDAC, tagDAD, tagDAE, tagDAF, tagDAG, tagDAH
case tagDBA, tagDBB, tagDBC, tagDBD, tagDBE, tagDBF, tagDBG, tagDBH
case tagDCA, tagDCB, tagDCC, tagDCD, tagDCE, tagDCF, tagDCG, tagDCH
case tagDDA, tagDDB, tagDDC, tagDDD, tagDDE, tagDDF, tagDDG, tagDDH
case tagDEA, tagDEB, tagDEC, tagDED, tagDEE, tagDEF, tagDEG, tagDEH
case tagDFA, tagDFB, tagDFC, tagDFD, tagDFE, tagDFF, tagDFG, tagDFH
case tagDGA, tagDGB, tagDGC, tagDGD, tagDGE, tagDGF, tagDGG, tagDGH
case tagDHA, tagDHB, tagDHC, tagDHD, tagDHE, tagDHF, tagDHG, tagDHH
case tagDIA, tagDIB, tagDIC, tagDID, tagDIE, tagDIF, tagDIG, tagDIH
}
typealias DynamicExtraInhabitantsNever = DynamicExtraInhabitants<Never>
typealias DynamicExtraInhabitantsZeroBytes = DynamicExtraInhabitants<()>
typealias DynamicExtraInhabitantsOneByte = DynamicExtraInhabitants<UInt8>
typealias DynamicExtraInhabitantsTwoBytes = DynamicExtraInhabitants<UInt16>
var tests = TestSuite("extra inhabitants of structs")
@inline(never)
func expectHasAtLeastTwoExtraInhabitants<T>(_: T.Type,
nil theNil: T??,
someNil: T??,
file: String = #file, line: UInt = #line) {
expectEqual(MemoryLayout<T>.size, MemoryLayout<T??>.size,
"\(T.self) has at least two extra inhabitants",
file: file, line: line)
expectNil(theNil,
"\(T.self) extra inhabitant should agree in generic and concrete " +
"context")
expectNil(someNil!,
"\(T.self) extra inhabitant should agree in generic and concrete " +
"context")
}
@inline(never)
func expectHasExtraInhabitant<T>(_: T.Type, nil theNil: T?,
file: String = #file, line: UInt = #line) {
expectEqual(MemoryLayout<T>.size, MemoryLayout<T?>.size,
"\(T.self) has extra inhabitant",
file: file, line: line)
expectNil(theNil,
"\(T.self) extra inhabitant should agree in generic and concrete " +
"context")
}
func expectHasNoExtraInhabitant<T>(_: T.Type,
file: String = #file, line: UInt = #line) {
expectNotEqual(MemoryLayout<T>.size, MemoryLayout<T?>.size,
"\(T.self) does not have extra inhabitant",
file: file, line: line)
}
tests.test("types that have no extra inhabitant") {
expectHasNoExtraInhabitant(SpareBitNoExtraInhabitant.self)
expectHasNoExtraInhabitant(SpareBitNoExtraInhabitant2.self)
expectHasNoExtraInhabitant(NoTagExtraInhabitants.self)
}
tests.test("types that have at least one extra inhabitant") {
expectHasExtraInhabitant(SpareBitExtraInhabitants.self, nil: nil)
expectHasExtraInhabitant(SpareBitSingleExtraInhabitant.self, nil: nil)
expectHasExtraInhabitant(TwoTagExtraInhabitants.self, nil: nil)
expectHasExtraInhabitant(ThreeTagExtraInhabitants.self, nil: nil)
expectHasExtraInhabitant(DynamicExtraInhabitantsNever.self, nil: nil)
expectHasExtraInhabitant(DynamicExtraInhabitantsZeroBytes.self, nil: nil)
expectHasExtraInhabitant(DynamicExtraInhabitantsOneByte.self, nil: nil)
expectHasExtraInhabitant(DynamicExtraInhabitantsTwoBytes.self, nil: nil)
}
tests.test("types that have at least two extra inhabitants") {
expectHasAtLeastTwoExtraInhabitants(SpareBitExtraInhabitants.self, nil: nil, someNil: .some(nil))
expectHasAtLeastTwoExtraInhabitants(TwoTagExtraInhabitants.self, nil: nil, someNil: .some(nil))
expectHasAtLeastTwoExtraInhabitants(ThreeTagExtraInhabitants.self, nil: nil, someNil: .some(nil))
expectHasAtLeastTwoExtraInhabitants(DynamicExtraInhabitantsNever.self, nil: nil, someNil: .some(nil))
expectHasAtLeastTwoExtraInhabitants(DynamicExtraInhabitantsZeroBytes.self, nil: nil, someNil: .some(nil))
expectHasAtLeastTwoExtraInhabitants(DynamicExtraInhabitantsOneByte.self, nil: nil, someNil: .some(nil))
expectHasAtLeastTwoExtraInhabitants(DynamicExtraInhabitantsTwoBytes.self, nil: nil, someNil: .some(nil))
}
tests.test("types with more spare bits than used by tags") {
expectHasAtLeastTwoExtraInhabitants(MoreSpareBitsThanTagsExtraInhabitants.self,
nil: nil, someNil: .some(nil))
for x in [MoreSpareBitsThanTagsExtraInhabitants.a(Builtin.zeroInitializer()),
MoreSpareBitsThanTagsExtraInhabitants.b(Builtin.zeroInitializer()),
MoreSpareBitsThanTagsExtraInhabitants.c(Builtin.zeroInitializer()),
MoreSpareBitsThanTagsExtraInhabitants.d(Builtin.zeroInitializer())]{
let opt = Optional(x)
expectNotNil(opt)
let opt2 = Optional(opt)
expectNotNil(opt2)
let opt3 = Optional(opt2)
expectNotNil(opt3)
let opt4 = Optional(opt3)
expectNotNil(opt4)
}
for x in [MoreSpareBitsThanTagsExtraInhabitants.a(Builtin.zeroInitializer()),
MoreSpareBitsThanTagsExtraInhabitants.b(Builtin.zeroInitializer()),
MoreSpareBitsThanTagsExtraInhabitants.c(Builtin.zeroInitializer())]{
let opt = Optional(x)
expectNotNil(opt)
let opt2 = Optional(opt)
expectNotNil(opt2)
let opt3 = Optional(opt2)
expectNotNil(opt3)
let opt4 = Optional(opt3)
expectNotNil(opt4)
let opt5 = Optional(opt4)
expectNotNil(opt5)
}
}
runAllTests()
|
