[cfe-commits] r46231 - in /cfe/trunk: AST/Type.cpp include/clang/AST/Type.h

[Steve Naroff]

Author: snaroff
Date: Mon Jan 21 16:59:18 2008
New Revision: 46231

URL: http://llvm.org/viewvc/llvm-project?rev=46231&view=rev
Log:

Add a predicate/getter when checking for incomplete array types ("[]").


Modified:
    cfe/trunk/AST/Type.cpp
    cfe/trunk/include/clang/AST/Type.h

Modified: cfe/trunk/AST/Type.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/AST/Type.cpp?rev=46231&r1=46230&r2=46231&view=diff

==============================================================================
--- cfe/trunk/AST/Type.cpp (original)
+++ cfe/trunk/AST/Type.cpp Mon Jan 21 16:59:18 2008
@@ -235,6 +235,22 @@
   return 0;
 }
 
+bool Type::isIncompleteArrayType() const {
+  if (const VariableArrayType *VAT = getAsVariableArrayType()) {
+    if (!VAT->getSizeExpr())
+      return true;
+  }
+  return false;
+}
+
+const VariableArrayType *Type::getAsIncompleteArrayType() const {
+  if (const VariableArrayType *VAT = getAsVariableArrayType()) {
+    if (!VAT->getSizeExpr())
+      return VAT;
+  }
+  return 0;
+}
+
 const RecordType *Type::getAsRecordType() const {
   // If this is directly a reference type, return it.
   if (const RecordType *RTy = dyn_cast<RecordType>(this))

Modified: cfe/trunk/include/clang/AST/Type.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/Type.h?rev=46231&r1=46230&r2=46231&view=diff

==============================================================================
--- cfe/trunk/include/clang/AST/Type.h (original)
+++ cfe/trunk/include/clang/AST/Type.h Mon Jan 21 16:59:18 2008
@@ -263,6 +263,10 @@
   /// types that have a non-constant expression. This does not include "[]".
   bool isVariablyModifiedType() const;
   
+  /// isIncompleteArrayType (C99 6.2.5p22) - Return true for variable array
+  /// types that don't have any expression ("[]").
+  bool isIncompleteArrayType() const;
+  
   /// Helper methods to distinguish type categories. All type predicates
   /// operate on the canonical type, ignoring typedefs.
   
@@ -313,6 +317,7 @@
   const ArrayType *getAsArrayType() const;
   const ConstantArrayType *getAsConstantArrayType() const;
   const VariableArrayType *getAsVariableArrayType() const;
+  const VariableArrayType *getAsIncompleteArrayType() const;
   const VariableArrayType *getAsVariablyModifiedType() const;
   const RecordType *getAsRecordType() const;
   const RecordType *getAsStructureType() const;