Implement OpenCL event_t as Clang builtin type, including event_t related OpenCL restrictions (OpenCL 1.2 spec 6.9)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@172973 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 0 deletions

diff --git a/lib/AST/Expr.cpp b/lib/AST/Expr.cpp
index 718002f97d..e3ff29d2d0 100644
--- a/lib/AST/Expr.cpp
+++ b/lib/AST/Expr.cpp
@@ -1400,6 +1400,7 @@ void CastExpr::CheckCastConsistency() const {
   case CK_ARCConsumeObject:
   case CK_ARCReclaimReturnedObject:
   case CK_ARCExtendBlockObject:
+  case CK_ZeroToOCLEvent:
     assert(!getType()->isBooleanType() && "unheralded conversion to bool");
     goto CheckNoBasePath;
 
@@ -1531,6 +1532,8 @@ const char *CastExpr::getCastKindName() const {
     return "CopyAndAutoreleaseBlockObject";
   case CK_BuiltinFnToFnPtr:
     return "BuiltinFnToFnPtr";
+  case CK_ZeroToOCLEvent:
+    return "ZeroToOCLEvent";
   }
 
   llvm_unreachable("Unhandled cast kind!");