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use early exit to reduce indentation. 

llvm-svn: 65028
This commit is contained in:
Chris Lattner 2009-02-19 07:00:44 +00:00
parent bd4dc67bd2
commit dfd6b3d190
1 changed files with 26 additions and 25 deletions
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51
clang/lib/AST/DeclBase.cpp
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@ -562,33 +562,34 @@ void DeclContext::makeDeclVisibleInContextImpl(NamedDecl *D) {
// Insert this declaration into the map.
StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(LookupPtr.getPointer());
StoredDeclsMap::iterator Pos = Map->find(D->getDeclName());
if (Pos != Map->end()) {
if (MayBeRedeclaration) {
// Determine if this declaration is actually a redeclaration.
std::vector<NamedDecl *>::iterator Redecl
= std::find_if(Pos->second.begin(), Pos->second.end(),
std::bind1st(std::mem_fun(&NamedDecl::declarationReplaces),
D));
if (Redecl != Pos->second.end()) {
*Redecl = D;
return;
}
}
// Put this declaration into the appropriate slot.
if (D->getKind() == Decl::UsingDirective ||
D->getIdentifierNamespace() == Decl::IDNS_Tag
|| Pos->second.empty())
Pos->second.push_back(D);
else if (Pos->second.back()->getIdentifierNamespace() == Decl::IDNS_Tag) {
NamedDecl *TagD = Pos->second.back();
Pos->second.back() = D;
Pos->second.push_back(TagD);
} else
Pos->second.push_back(D);
} else {
if (Pos == Map->end()) {
(*Map)[D->getDeclName()].push_back(D);
return;
}
if (MayBeRedeclaration) {
// Determine if this declaration is actually a redeclaration.
std::vector<NamedDecl *>::iterator Redecl
= std::find_if(Pos->second.begin(), Pos->second.end(),
std::bind1st(std::mem_fun(&NamedDecl::declarationReplaces),
D));
if (Redecl != Pos->second.end()) {
*Redecl = D;
return;
}
}
// Put this declaration into the appropriate slot.
if (D->getKind() == Decl::UsingDirective ||
D->getIdentifierNamespace() == Decl::IDNS_Tag
|| Pos->second.empty())
Pos->second.push_back(D);
else if (Pos->second.back()->getIdentifierNamespace() == Decl::IDNS_Tag) {
NamedDecl *TagD = Pos->second.back();
Pos->second.back() = D;
Pos->second.push_back(TagD);
} else
Pos->second.push_back(D);
}
/// Returns iterator range [First, Last) of UsingDirectiveDecls stored within