[OPENMP] Initial parsing and sema analysis for 'read' clause in 'atomic' directive.

llvm-svn: 213717

1 files changed, 5 insertions, 1 deletions

diff --git a/clang/lib/Parse/ParseOpenMP.cpp b/clang/lib/Parse/ParseOpenMP.cpp
index f5ccb7c14e4..9ba18b4e98a 100644
--- a/clang/lib/Parse/ParseOpenMP.cpp
+++ b/clang/lib/Parse/ParseOpenMP.cpp
@@ -342,7 +342,7 @@ bool Parser::ParseOpenMPSimpleVarList(OpenMPDirectiveKind Kind,
 ///       | linear-clause | aligned-clause | collapse-clause |
 ///       lastprivate-clause | reduction-clause | proc_bind-clause |
 ///       schedule-clause | copyin-clause | copyprivate-clause | untied-clause |
-///       mergeable-clause | flush-clause
+///       mergeable-clause | flush-clause | read-clause
 ///
 OMPClause *Parser::ParseOpenMPClause(OpenMPDirectiveKind DKind,
                                      OpenMPClauseKind CKind, bool FirstClause) {
@@ -405,6 +405,7 @@ OMPClause *Parser::ParseOpenMPClause(OpenMPDirectiveKind DKind,
   case OMPC_nowait:
   case OMPC_untied:
   case OMPC_mergeable:
+  case OMPC_read:
     // OpenMP [2.7.1, Restrictions, p. 9]
     //  Only one ordered clause can appear on a loop directive.
     // OpenMP [2.7.1, Restrictions, C/C++, p. 4]
@@ -527,6 +528,9 @@ OMPClause *Parser::ParseOpenMPSimpleClause(OpenMPClauseKind Kind) {
 ///    mergeable-clause:
 ///         'mergeable'
 ///
+///    read-clause:
+///         'read'
+///
 OMPClause *Parser::ParseOpenMPClause(OpenMPClauseKind Kind) {
   SourceLocation Loc = Tok.getLocation();
   ConsumeAnyToken();