Give CanQual<T> an implicit conversion to bool, so that it can be used

in "if" statements like:

  if (CanQual<ReferenceType> RefType = T.getAs<ReferenceType>())

Thanks to Clang for pointing out this mistake :)


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@86995 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 0 deletions

diff --git a/include/clang/AST/CanonicalType.h b/include/clang/AST/CanonicalType.h
index a775051709..a53f2f48fd 100644
--- a/include/clang/AST/CanonicalType.h
+++ b/include/clang/AST/CanonicalType.h
@@ -71,6 +71,9 @@ public:
   /// \brief Implicit conversion to a qualified type.
   operator QualType() const { return Stored; }
 
+  /// \brief Implicit conversion to bool.
+  operator bool() const { return !isNull(); }
+  
   bool isNull() const {
     return Stored.isNull();
   }