bool IRGenerator::canEmitWitnessTableLazily(SILWitnessTable *wt) {
if (Opts.UseJIT)
return false;
// Regardless of the access level, if the witness table is shared it means
// we can safely not emit it. Every other module which needs it will generate
// its own shared copy of it.
if (wt->getLinkage() == SILLinkage::Shared)
return true;
NominalTypeDecl *ConformingTy =
wt->getConformingType()->getNominalOrBoundGenericNominal();
switch (ConformingTy->getEffectiveAccess()) {
case AccessLevel::Private:
case AccessLevel::FilePrivate:
return true;
case AccessLevel::Internal:
return PrimaryIGM->getSILModule().isWholeModule();
default:
return false;
}
llvm_unreachable("switch does not handle all cases");
}
bool IRGenerator::canEmitWitnessTableLazily(SILWitnessTable *wt) {
if (Opts.UseJIT)
return false;
NominalTypeDecl *ConformingTy =
wt->getConformance()->getType()->getNominalOrBoundGenericNominal();
switch (ConformingTy->getEffectiveAccess()) {
case AccessLevel::Private:
case AccessLevel::FilePrivate:
return true;
case AccessLevel::Internal:
return PrimaryIGM->getSILModule().isWholeModule();
default:
return false;
}
llvm_unreachable("switch does not handle all cases");
}