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[SILGen] Serialize and give PublicNonABI linkage to property wrapper

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generator functions for parameters of public functions.
This commit is contained in:
Holly Borla
2021-02-25 09:13:59 -08:00
parent 99e066683c
commit bea89c6a95
2 changed files with 46 additions and 6 deletions
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22
lib/SIL/IR/SILDeclRef.cpp
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@@ -248,8 +248,15 @@ SILLinkage SILDeclRef::getLinkage(ForDefinition_t forDefinition) const {
return forDefinition ? linkage : addExternalToLinkage(linkage);
};
// Function-local declarations have private linkage, unless serialized.
ValueDecl *d = getDecl();
// Property wrapper generators of public functions have PublicNonABI linkage
if (isPropertyWrapperBackingInitializer() && isa<ParamDecl>(d)) {
if (isSerialized())
return maybeAddExternal(SILLinkage::PublicNonABI);
}
// Function-local declarations have private linkage, unless serialized.
DeclContext *moduleContext = d->getDeclContext();
while (!moduleContext->isModuleScopeContext()) {
if (moduleContext->isLocalContext()) {
@@ -488,9 +495,16 @@ IsSerialized_t SILDeclRef::isSerialized() const {
auto *d = getDecl();
// Default argument generators are serialized if the containing
// declaration is public.
if (isDefaultArgGenerator()) {
// Default and property wrapper argument generators are serialized if the
// containing declaration is public.
if (isDefaultArgGenerator() || (isPropertyWrapperBackingInitializer() &&
isa<ParamDecl>(d))) {
if (isPropertyWrapperBackingInitializer()) {
if (auto *func = dyn_cast_or_null<ValueDecl>(d->getDeclContext()->getAsDecl())) {
d = func;
}
}
// Ask the AST if we're inside an @inlinable context.
if (d->getDeclContext()->getResilienceExpansion()
== ResilienceExpansion::Minimal) {