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Add another constructor to LVFlags and use it to simplify the code a bit.

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llvm-svn: 154814
This commit is contained in:
Rafael Espindola
2012-04-16 13:44:41 +00:00
parent 750d040b7b
commit 9d2874033d
1 changed files with 10 additions and 18 deletions
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28
clang/lib/AST/Decl.cpp
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@@ -78,24 +78,16 @@ struct LVFlags {
ConsiderTemplateParameterTypes(true) {
}
LVFlags(bool Global, bool Attributes, bool Parameters) :
ConsiderGlobalVisibility(Global),
ConsiderVisibilityAttributes(Attributes),
ConsiderTemplateParameterTypes(Parameters) {
}
/// \brief Returns a set of flags that is only useful for computing the
/// linkage, not the visibility, of a declaration.
static LVFlags CreateOnlyDeclLinkage() {
LVFlags F;
F.ConsiderGlobalVisibility = false;
F.ConsiderVisibilityAttributes = false;
F.ConsiderTemplateParameterTypes = false;
return F;
}
/// Returns a set of flags, otherwise based on these, which ignores
/// off all sources of visibility except template arguments.
LVFlags onlyTemplateVisibility() const {
LVFlags F = *this;
F.ConsiderGlobalVisibility = false;
F.ConsiderVisibilityAttributes = false;
F.ConsiderTemplateParameterTypes = false;
return F;
return LVFlags(false, false, false);
}
};
} // end anonymous namespace
@@ -391,7 +383,7 @@ static LinkageInfo getLVForNamespaceScopeDecl(const NamedDecl *D, LVFlags F) {
= Function->getTemplateSpecializationInfo()) {
if (shouldConsiderTemplateLV(Function, specInfo)) {
LV.merge(getLVForDecl(specInfo->getTemplate(),
F.onlyTemplateVisibility()));
LVFlags::CreateOnlyDeclLinkage()));
const TemplateArgumentList &templateArgs = *specInfo->TemplateArguments;
LV.mergeWithMin(getLVForTemplateArgumentList(templateArgs, F));
}
@@ -415,7 +407,7 @@ static LinkageInfo getLVForNamespaceScopeDecl(const NamedDecl *D, LVFlags F) {
if (shouldConsiderTemplateLV(spec)) {
// From the template.
LV.merge(getLVForDecl(spec->getSpecializedTemplate(),
F.onlyTemplateVisibility()));
LVFlags::CreateOnlyDeclLinkage()));
// The arguments at which the template was instantiated.
const TemplateArgumentList &TemplateArgs = spec->getTemplateArgs();
@@ -514,7 +506,7 @@ static LinkageInfo getLVForClassMember(const NamedDecl *D, LVFlags F) {
// Ignore both global visibility and attributes when computing our
// parent's visibility.
ClassF = F.onlyTemplateVisibility();
ClassF = LVFlags::CreateOnlyDeclLinkage();
}
}