First pass at friend semantics.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@78274 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaLookup.cpp b/lib/Sema/SemaLookup.cpp
index 788111c..43494cf 100644
--- a/lib/Sema/SemaLookup.cpp
+++ b/lib/Sema/SemaLookup.cpp
@@ -1677,6 +1677,26 @@
return cast_or_null<ObjCCategoryImplDecl>(D);
}
+// Attempts to find a declaration in the given declaration context
+// with exactly the given type. Returns null if no such declaration
+// was found.
+Decl *Sema::LookupQualifiedNameWithType(DeclContext *DC,
+ DeclarationName Name,
+ QualType T) {
+ LookupResult result =
+ LookupQualifiedName(DC, Name, LookupOrdinaryName, true);
+
+ CanQualType CQT = Context.getCanonicalType(T);
+
+ for (LookupResult::iterator ir = result.begin(), ie = result.end();
+ ir != ie; ++ir)
+ if (FunctionDecl *CurFD = dyn_cast<FunctionDecl>(*ir))
+ if (Context.getCanonicalType(CurFD->getType()) == CQT)
+ return CurFD;
+
+ return NULL;
+}
+
void Sema::LookupOverloadedOperatorName(OverloadedOperatorKind Op, Scope *S,
QualType T1, QualType T2,
FunctionSet &Functions) {