[OPENMP5.0]Add basic support for declare variant directive.

Added basic support for declare variant directive and its match clause
with user context selector.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@371892 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 1 deletions

diff --git a/include/clang/Parse/Parser.h b/include/clang/Parse/Parser.h
index 9e6d0f4e6c..5c0a831db6 100644
--- a/include/clang/Parse/Parser.h
+++ b/include/clang/Parse/Parser.h
@@ -2834,6 +2834,10 @@ private:
   DeclGroupPtrTy ParseOMPDeclareSimdClauses(DeclGroupPtrTy Ptr,
                                             CachedTokens &Toks,
                                             SourceLocation Loc);
+  /// Parse clauses for '#pragma omp declare variant'.
+  DeclGroupPtrTy ParseOMPDeclareVariantClauses(DeclGroupPtrTy Ptr,
+                                               CachedTokens &Toks,
+                                               SourceLocation Loc);
   /// Parse clauses for '#pragma omp declare target'.
   DeclGroupPtrTy ParseOMPDeclareTargetClauses();
   /// Parse '#pragma omp end declare target'.
@@ -2927,7 +2931,8 @@ public:
   /// Parses simple expression in parens for single-expression clauses of OpenMP
   /// constructs.
   /// \param RLoc Returned location of right paren.
-  ExprResult ParseOpenMPParensExpr(StringRef ClauseName, SourceLocation &RLoc);
+  ExprResult ParseOpenMPParensExpr(StringRef ClauseName, SourceLocation &RLoc,
+                                   bool IsAddressOfOperand = false);
 
   /// Data used for parsing list of variables in OpenMP clauses.
   struct OpenMPVarListDataTy {