Parsing, ASTs, and semantic analysis for the declaration of overloaded

operators in C++. Overloaded operators can be called directly via
their operator-function-ids, e.g., "operator+(foo, bar)", but we don't
yet implement the semantics of operator overloading to handle, e.g.,
"foo + bar".



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@58817 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 0 deletions

diff --git a/lib/Parse/ParseDecl.cpp b/lib/Parse/ParseDecl.cpp
index e1fbb6dfca..0b3063148b 100644
--- a/lib/Parse/ParseDecl.cpp
+++ b/lib/Parse/ParseDecl.cpp
@@ -1305,6 +1305,15 @@ void Parser::ParseDirectDeclarator(Declarator &D) {
 
     if (TypeTy *Type = ParseClassName())
       D.SetDestructor(Type, II, TildeLoc);
+  } else if (Tok.is(tok::kw_operator)) {
+    SourceLocation OperatorLoc = Tok.getLocation();
+
+    // First try the name of an overloaded operator
+    if (IdentifierInfo *II = MaybeParseOperatorFunctionId()) {
+      D.SetIdentifier(II, OperatorLoc);
+    } else {
+      // This must be a user-defined conversion.
+    }
   } else if (Tok.is(tok::l_paren)) {
     // direct-declarator: '(' declarator ')'
     // direct-declarator: '(' attributes declarator ')'