[cfe-commits] r79965 - /cfe/trunk/include/clang/AST/Decl.h
Anders Carlsson
andersca at mac.com
Mon Aug 24 18:11:15 PDT 2009
Author: andersca
Date: Mon Aug 24 20:11:14 2009
New Revision: 79965
URL: http://llvm.org/viewvc/llvm-project?rev=79965&view=rev
Log:
Add Decl getter/setters for uninstantiated default arguments for function parameters.
Modified:
cfe/trunk/include/clang/AST/Decl.h
Modified: cfe/trunk/include/clang/AST/Decl.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/Decl.h?rev=79965&r1=79964&r2=79965&view=diff
==============================================================================
--- cfe/trunk/include/clang/AST/Decl.h (original)
+++ cfe/trunk/include/clang/AST/Decl.h Mon Aug 24 20:11:14 2009
@@ -285,11 +285,16 @@
/// \brief Placeholder type used in Init to denote an unparsed C++ default
/// argument.
struct UnparsedDefaultArgument;
-
+
+ /// \brief Placeholder type used in Init to denote an uninstantiated C++
+ /// default argument.
+ struct UninstantiatedDefaultArgument;
+
/// \brief The initializer for this variable or, for a ParmVarDecl, the
/// C++ default argument.
- mutable llvm::PointerUnion3<Stmt *, EvaluatedStmt *, UnparsedDefaultArgument*>
- Init;
+ mutable llvm::PointerUnion4<Stmt *, EvaluatedStmt *,
+ UnparsedDefaultArgument *,
+ UninstantiatedDefaultArgument *> Init;
private:
// FIXME: This can be packed into the bitfields in Decl.
@@ -600,20 +605,32 @@
const Expr *getDefaultArg() const {
assert(!hasUnparsedDefaultArg() && "Default argument is not yet parsed!");
+ assert(!hasUninstantiatedDefaultArg() &&
+ "Default argument is not yet instantiated!");
return getInit();
}
Expr *getDefaultArg() {
assert(!hasUnparsedDefaultArg() && "Default argument is not yet parsed!");
+ assert(!hasUninstantiatedDefaultArg() &&
+ "Default argument is not yet instantiated!");
return getInit();
}
void setDefaultArg(Expr *defarg) {
Init = reinterpret_cast<Stmt *>(defarg);
}
+ void setUninstantiatedDefaultArg(Expr *arg) {
+ Init = reinterpret_cast<UninstantiatedDefaultArgument *>(arg);
+ }
+ Expr *getUninstantiatedDefaultArg() {
+ return (Expr *)Init.get<UninstantiatedDefaultArgument *>();
+ }
+
/// hasDefaultArg - Determines whether this parameter has a default argument,
/// either parsed or not.
bool hasDefaultArg() const {
- return getInit() || hasUnparsedDefaultArg();
+ return getInit() || hasUnparsedDefaultArg() ||
+ hasUninstantiatedDefaultArg();
}
/// hasUnparsedDefaultArg - Determines whether this parameter has a
@@ -630,6 +647,10 @@
return Init.is<UnparsedDefaultArgument*>();
}
+ bool hasUninstantiatedDefaultArg() const {
+ return Init.is<UninstantiatedDefaultArgument*>();
+ }
+
/// setUnparsedDefaultArg - Specify that this parameter has an
/// unparsed default argument. The argument will be replaced with a
/// real default argument via setDefaultArg when the class
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