diff --git a/flang/include/flang/Semantics/symbol.h b/flang/include/flang/Semantics/symbol.h
--- a/flang/include/flang/Semantics/symbol.h
+++ b/flang/include/flang/Semantics/symbol.h
@@ -501,7 +501,7 @@
       // OpenMP data-mapping attribute
       OmpMapTo, OmpMapFrom, OmpMapAlloc, OmpMapRelease, OmpMapDelete,
       // OpenMP miscellaneous flags
-      OmpCommonBlock, OmpReduction, OmpDeclareSimd, OmpDeclareTarget,
+      OmpCommonBlock, OmpReduction, OmpAllocate, OmpDeclareSimd, OmpDeclareTarget,
       OmpThreadprivate, OmpDeclareReduction, OmpFlushed, OmpCriticalLock,
       OmpIfSpecified, OmpNone, OmpPreDetermined);
   using Flags = common::EnumSet<Flag, Flag_enumSize>;
diff --git a/flang/lib/Semantics/check-omp-structure.h b/flang/lib/Semantics/check-omp-structure.h
--- a/flang/lib/Semantics/check-omp-structure.h
+++ b/flang/lib/Semantics/check-omp-structure.h
@@ -145,6 +145,7 @@
   void Enter(const parser::OmpClause::IsDevicePtr &);
 
   void Enter(const parser::OmpAlignedClause &);
+  void Enter(const parser::OmpAllocateClause &);
   void Enter(const parser::OmpDefaultClause &);
   void Enter(const parser::OmpDefaultmapClause &);
   void Enter(const parser::OmpDependClause &);
diff --git a/flang/lib/Semantics/check-omp-structure.cpp b/flang/lib/Semantics/check-omp-structure.cpp
--- a/flang/lib/Semantics/check-omp-structure.cpp
+++ b/flang/lib/Semantics/check-omp-structure.cpp
@@ -544,6 +544,9 @@
   }
   // 2.8.1 TODO: list-item attribute check
 }
+void OmpStructureChecker::Enter(const parser::OmpAllocateClause &) {
+  CheckAllowed(llvm::omp::Clause::OMPC_allocate);
+}
 void OmpStructureChecker::Enter(const parser::OmpDefaultClause &) {
   CheckAllowed(llvm::omp::Clause::OMPC_default);
 }
diff --git a/flang/lib/Semantics/resolve-directives.cpp b/flang/lib/Semantics/resolve-directives.cpp
--- a/flang/lib/Semantics/resolve-directives.cpp
+++ b/flang/lib/Semantics/resolve-directives.cpp
@@ -87,10 +87,18 @@
   void AddDataSharingAttributeObject(SymbolRef object) {
     dataSharingAttributeObjects_.insert(object);
   }
+  void AddPrivateDataSharingAttributeObject(SymbolRef object) {
+    privateDataSharingAttributeObjects_.insert(object);
+  }
+  void AddAllocateObject(SymbolRef object) {
+    allocateObjects_.insert(object);
+  }
   void ClearDataSharingAttributeObjects() {
     dataSharingAttributeObjects_.clear();
   }
   bool HasDataSharingAttributeObject(const Symbol &);
+  bool HasPrivateDataSharingAttributeObject(const Symbol &);
+  bool HasAllocateObject(const Symbol &);
   const parser::Name &GetLoopIndex(const parser::DoConstruct &);
   const parser::DoConstruct *GetDoConstructIf(
       const parser::ExecutionPartConstruct &);
@@ -100,6 +108,8 @@
   Symbol *DeclareOrMarkOtherAccessEntity(const parser::Name &, Symbol::Flag);
 
   SymbolSet dataSharingAttributeObjects_; // on one directive
+  SymbolSet privateDataSharingAttributeObjects_;
+  SymbolSet allocateObjects_;
   SemanticsContext &context_;
   std::vector<DirContext> dirContext_; // used as a stack
 };
@@ -254,6 +264,11 @@
     ResolveOmpObjectList(x.v, Symbol::Flag::OmpPrivate);
     return false;
   }
+  bool Pre(const parser::OmpAllocateClause &x) {
+    const auto &objectList{std::get<parser::OmpObjectList>(x.t)};
+    ResolveOmpObjectList(objectList, Symbol::Flag::OmpAllocate);
+    return false;
+  }
   bool Pre(const parser::OmpClause::Firstprivate &x) {
     ResolveOmpObjectList(x.v, Symbol::Flag::OmpFirstPrivate);
     return false;
@@ -273,6 +288,10 @@
       Symbol::Flag::OmpFirstPrivate, Symbol::Flag::OmpLastPrivate,
       Symbol::Flag::OmpReduction, Symbol::Flag::OmpLinear};
 
+  static constexpr Symbol::Flags privateDataSharingAttributeFlags{
+      Symbol::Flag::OmpPrivate, Symbol::Flag::OmpFirstPrivate, 
+      Symbol::Flag::OmpLastPrivate};
+
   static constexpr Symbol::Flags ompFlagsRequireNewSymbol{
       Symbol::Flag::OmpPrivate, Symbol::Flag::OmpLinear,
       Symbol::Flag::OmpFirstPrivate, Symbol::Flag::OmpLastPrivate,
@@ -304,6 +323,20 @@
 }
 
 template <typename T>
+bool DirectiveAttributeVisitor<T>::HasPrivateDataSharingAttributeObject(
+    const Symbol &object) {
+  auto it{privateDataSharingAttributeObjects_.find(object)};
+  return it != privateDataSharingAttributeObjects_.end();
+}
+
+template <typename T>
+bool DirectiveAttributeVisitor<T>::HasAllocateObject(
+    const Symbol &object) {
+  auto it{allocateObjects_.find(object)};
+  return it != allocateObjects_.end();
+}
+
+template <typename T>
 const parser::Name &DirectiveAttributeVisitor<T>::GetLoopIndex(
     const parser::DoConstruct &x) {
   using Bounds = parser::LoopControl::Bounds;
@@ -846,6 +879,12 @@
         }
       }
     }
+    if(HasAllocateObject(*symbol) && !HasPrivateDataSharingAttributeObject(*symbol)){
+      context_.Say(name.source,
+        "The ALLOCATE clause requires that '%s' must appear in a data-sharing "
+        "attribute clause on the same directive"_err_en_US,
+        symbol->name());
+    }
   } // within OpenMP construct
 }
 
@@ -879,6 +918,9 @@
                 if (dataSharingAttributeFlags.test(ompFlag)) {
                   CheckMultipleAppearances(*name, *symbol, ompFlag);
                 }
+                if(ompFlag == Symbol::Flag::OmpAllocate){
+                  AddAllocateObject(*symbol);
+                }
               }
             } else {
               // Array sections to be changed to substrings as needed
@@ -976,6 +1018,9 @@
         name.ToString());
   } else {
     AddDataSharingAttributeObject(*target);
+    if(privateDataSharingAttributeFlags.test(ompFlag)){
+      AddPrivateDataSharingAttributeObject(*target);
+    }
   }
 }
 
diff --git a/flang/test/Semantics/omp-clause-validity01.f90 b/flang/test/Semantics/omp-clause-validity01.f90
--- a/flang/test/Semantics/omp-clause-validity01.f90
+++ b/flang/test/Semantics/omp-clause-validity01.f90
@@ -9,7 +9,7 @@
 ! TODO: all the internal errors
 
   integer :: b = 128
-  integer :: c = 32
+  integer :: z, c = 32
   integer, parameter :: num = 16
   real(8) :: arrayA(256), arrayB(512)
 
@@ -45,24 +45,31 @@
   enddo
   !$omp end parallel
 
-  !$omp parallel allocate(omp_default_mem_space : b, c)
+  !$omp parallel private(c, b) allocate(omp_default_mem_space : b, c)
   do i = 1, N
      a = 3.14
   enddo
   !$omp end parallel
 
-  !$omp parallel allocate(b) allocate(c)
+  !$omp parallel allocate(b) allocate(c) private(b, c)
   do i = 1, N
      a = 3.14
   enddo
   !$omp end parallel
 
-  !$omp parallel allocate(xy_alloc :b) 
+  !$omp parallel allocate(xy_alloc :b) private(b)
   do i = 1, N
      a = 3.14
   enddo
   !$omp end parallel
 
+   !ERROR: ALLOCATE clause is not allowed on the TARGET DATA directive
+   !$omp target data map(from: b) allocate(b)
+   do i = 1, N
+     z = 2
+   enddo
+   !$omp end target data
+
   !ERROR: SCHEDULE clause is not allowed on the PARALLEL directive
   !$omp parallel schedule(static)
   do i = 1, N
diff --git a/flang/test/Semantics/omp-resolve06.f90 b/flang/test/Semantics/omp-resolve06.f90
new file mode 100644
--- /dev/null
+++ b/flang/test/Semantics/omp-resolve06.f90
@@ -0,0 +1,20 @@
+! RUN: %S/test_errors.sh %s %t %f18 -fopenmp
+use omp_lib
+!2.11.4 Allocate Clause
+!For any list item that is specified in the allocate
+!clause on a directive, a data-sharing attribute clause
+!that may create a private copy of that list item must be
+!specified on the same directive.
+
+  integer ::  x, N
+  x = 1
+  N = 2
+
+
+  !$omp parallel allocate(omp_default_mem_space : x)
+  do i = 1, N
+    !ERROR: The ALLOCATE clause requires that 'x' must appear in a data-sharing attribute clause on the same directive
+     x = 2
+  enddo
+  !$omp end parallel
+end
diff --git a/llvm/include/llvm/Frontend/OpenMP/OMP.td b/llvm/include/llvm/Frontend/OpenMP/OMP.td
--- a/llvm/include/llvm/Frontend/OpenMP/OMP.td
+++ b/llvm/include/llvm/Frontend/OpenMP/OMP.td
@@ -208,7 +208,7 @@
     VersionedClause<OMPC_Shared>,
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_Copyin>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
   let allowedOnceClauses = [
     VersionedClause<OMPC_If>,
@@ -226,7 +226,7 @@
     VersionedClause<OMPC_Mergeable>,
     VersionedClause<OMPC_Depend>,
     VersionedClause<OMPC_InReduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Detach, 50>,
     VersionedClause<OMPC_Affinity, 50>
   ];
@@ -243,7 +243,7 @@
     VersionedClause<OMPC_Linear>,
     VersionedClause<OMPC_Aligned>,
     VersionedClause<OMPC_Reduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NonTemporal, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
@@ -265,7 +265,7 @@
     VersionedClause<OMPC_Ordered>,
     VersionedClause<OMPC_NoWait>,
     VersionedClause<OMPC_Linear>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
 }
@@ -291,7 +291,7 @@
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_NoWait>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
 }
 def OMP_Section : Directive<"section"> {}
@@ -301,7 +301,7 @@
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_CopyPrivate>,
     VersionedClause<OMPC_NoWait>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
 }
 def OMP_Master : Directive<"master"> {}
@@ -363,7 +363,7 @@
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_IsDevicePtr>,
     VersionedClause<OMPC_Reduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_UsesAllocators, 50>
   ];
   let allowedOnceClauses = [
@@ -378,7 +378,7 @@
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_Shared>,
     VersionedClause<OMPC_Reduction>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
   let allowedOnceClauses = [
     VersionedClause<OMPC_Default>,
@@ -450,7 +450,7 @@
     VersionedClause<OMPC_Shared>,
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_IsDevicePtr>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_UsesAllocators, 50>
   ];
   let allowedOnceClauses = [
@@ -482,7 +482,7 @@
     VersionedClause<OMPC_Ordered>,
     VersionedClause<OMPC_Linear>,
     VersionedClause<OMPC_IsDevicePtr>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Order, 50>,
     VersionedClause<OMPC_UsesAllocators, 50>
   ];
@@ -542,7 +542,7 @@
     VersionedClause<OMPC_Schedule>,
     VersionedClause<OMPC_Ordered>,
     VersionedClause<OMPC_Linear>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
 }
@@ -585,7 +585,7 @@
     VersionedClause<OMPC_Linear>,
     VersionedClause<OMPC_Aligned>,
     VersionedClause<OMPC_Ordered>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NonTemporal, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
@@ -627,7 +627,7 @@
     VersionedClause<OMPC_Copyin>,
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_ProcBind>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
 }
 def OMP_ParallelSections : Directive<"parallel sections"> {
@@ -641,7 +641,7 @@
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_Copyin>,
     VersionedClause<OMPC_LastPrivate>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
   let allowedOnceClauses = [
     VersionedClause<OMPC_NumThreads>
@@ -661,7 +661,7 @@
     VersionedClause<OMPC_Linear>,
     VersionedClause<OMPC_Aligned>,
     VersionedClause<OMPC_Ordered>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_If, 50>,
     VersionedClause<OMPC_NonTemporal, 50>,
     VersionedClause<OMPC_Order, 50>,
@@ -718,7 +718,7 @@
     VersionedClause<OMPC_NoGroup>,
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_InReduction>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
   let allowedOnceClauses = [
     VersionedClause<OMPC_If>,
@@ -734,7 +734,7 @@
 def OMP_TaskLoopSimd : Directive<"taskloop simd"> {
   let allowedClauses = [
     VersionedClause<OMPC_Aligned>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Default>,
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_InReduction>,
@@ -767,7 +767,7 @@
     VersionedClause<OMPC_Private>,
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_LastPrivate>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
   let allowedOnceClauses = [
     VersionedClause<OMPC_Collapse>,
@@ -791,7 +791,7 @@
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_Copyin>,
     VersionedClause<OMPC_Schedule>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
 }
@@ -837,7 +837,7 @@
     VersionedClause<OMPC_Aligned>,
     VersionedClause<OMPC_SafeLen>,
     VersionedClause<OMPC_SimdLen>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NonTemporal, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
@@ -869,7 +869,7 @@
 def OMP_DistributeSimd : Directive<"distribute simd"> {
   let allowedClauses = [
     VersionedClause<OMPC_Aligned>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Copyin>,
     VersionedClause<OMPC_Default>,
     VersionedClause<OMPC_Linear>,
@@ -917,7 +917,7 @@
     VersionedClause<OMPC_SimdLen>,
     VersionedClause<OMPC_Aligned>,
     VersionedClause<OMPC_IsDevicePtr>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NonTemporal, 50>,
     VersionedClause<OMPC_Order, 50>,
     VersionedClause<OMPC_UsesAllocators, 50>
@@ -956,7 +956,7 @@
 def OMP_TargetSimd : Directive<"target simd"> {
   let allowedClauses = [
     VersionedClause<OMPC_Aligned>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Depend>,
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_IsDevicePtr>,
@@ -995,13 +995,13 @@
     VersionedClause<OMPC_LastPrivate>,
     VersionedClause<OMPC_Collapse>,
     VersionedClause<OMPC_DistSchedule>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
 }
 def OMP_TeamsDistributeSimd : Directive<"teams distribute simd"> {
   let allowedClauses = [
     VersionedClause<OMPC_Aligned>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_LastPrivate>,
     VersionedClause<OMPC_Linear>,
@@ -1044,7 +1044,7 @@
     VersionedClause<OMPC_SimdLen>,
     VersionedClause<OMPC_NumTeams>,
     VersionedClause<OMPC_ThreadLimit>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NonTemporal, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
@@ -1095,7 +1095,7 @@
     VersionedClause<OMPC_NumTeams>,
     VersionedClause<OMPC_ThreadLimit>,
     VersionedClause<OMPC_Copyin>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
 }
@@ -1107,7 +1107,7 @@
     VersionedClause<OMPC_LastPrivate>,
     VersionedClause<OMPC_Shared>,
     VersionedClause<OMPC_Reduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Copyin>,
     VersionedClause<OMPC_Linear>
   ];
@@ -1134,7 +1134,7 @@
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_IsDevicePtr>,
     VersionedClause<OMPC_Reduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_UsesAllocators, 50>,
     VersionedClause<OMPC_Shared>
   ];
@@ -1157,7 +1157,7 @@
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_IsDevicePtr>,
     VersionedClause<OMPC_Reduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_UsesAllocators, 50>,
     VersionedClause<OMPC_Shared>,
     VersionedClause<OMPC_LastPrivate>
@@ -1197,7 +1197,7 @@
     VersionedClause<OMPC_NumThreads>,
     VersionedClause<OMPC_ProcBind>,
     VersionedClause<OMPC_Schedule>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Order, 50>,
     VersionedClause<OMPC_UsesAllocators, 50>
   ];
@@ -1262,7 +1262,7 @@
     VersionedClause<OMPC_Aligned>,
     VersionedClause<OMPC_SafeLen>,
     VersionedClause<OMPC_SimdLen>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NonTemporal, 50>,
     VersionedClause<OMPC_Order, 50>,
     VersionedClause<OMPC_UsesAllocators, 50>
@@ -1309,7 +1309,7 @@
     Directive<"target teams distribute simd"> {
   let allowedClauses = [
     VersionedClause<OMPC_Aligned>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Depend>,
     VersionedClause<OMPC_FirstPrivate>,
     VersionedClause<OMPC_If>,
@@ -1364,7 +1364,7 @@
     VersionedClause<OMPC_NumTasks>,
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_InReduction>,
-    VersionedClause<OMPC_Allocate>
+    VersionedClause<OMPC_Allocate, 50>
   ];
 }
 def OMP_ParallelMasterTaskloop :
@@ -1385,7 +1385,7 @@
     VersionedClause<OMPC_NoGroup>,
     VersionedClause<OMPC_NumTasks>,
     VersionedClause<OMPC_Reduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NumThreads>,
     VersionedClause<OMPC_ProcBind>,
     VersionedClause<OMPC_Copyin>
@@ -1413,7 +1413,7 @@
     VersionedClause<OMPC_NumTasks>,
     VersionedClause<OMPC_Reduction>,
     VersionedClause<OMPC_InReduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NonTemporal, 50>,
     VersionedClause<OMPC_Order, 50>
   ];
@@ -1436,7 +1436,7 @@
     VersionedClause<OMPC_NoGroup>,
     VersionedClause<OMPC_NumTasks>,
     VersionedClause<OMPC_Reduction>,
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_NumThreads>,
     VersionedClause<OMPC_ProcBind>,
     VersionedClause<OMPC_Copyin>,
@@ -1468,7 +1468,7 @@
 def OMP_EndDeclareVariant : Directive<"end declare variant"> {}
 def OMP_ParallelWorkshare : Directive<"parallel workshare"> {
   let allowedClauses = [
-    VersionedClause<OMPC_Allocate>,
+    VersionedClause<OMPC_Allocate, 50>,
     VersionedClause<OMPC_Copyin>,
     VersionedClause<OMPC_Default>,
     VersionedClause<OMPC_FirstPrivate>,