[OPENMP 5.0]Initial support for 'allocator' clause.

Added parsing/sema analysis/serialization/deserialization for the
'allocator' clause of the 'allocate' directive.

llvm-svn: 355952
diff --git a/clang/lib/CodeGen/CGStmtOpenMP.cpp b/clang/lib/CodeGen/CGStmtOpenMP.cpp
index 6827222..ed66c25 100644
--- a/clang/lib/CodeGen/CGStmtOpenMP.cpp
+++ b/clang/lib/CodeGen/CGStmtOpenMP.cpp
@@ -3948,6 +3948,7 @@
   case OMPC_in_reduction:
   case OMPC_safelen:
   case OMPC_simdlen:
+  case OMPC_allocator:
   case OMPC_collapse:
   case OMPC_default:
   case OMPC_seq_cst: