[OPENMP 4.1] Sema analysis for array sections in 'reduction' clause.
OpenMP 4.1 allows to use array sections|subscript expressions in 'reduction' clauses. Added sema analysis, updated tests.

llvm-svn: 248880
diff --git a/clang/test/OpenMP/parallel_ast_print.cpp b/clang/test/OpenMP/parallel_ast_print.cpp
index a04d049..0f789db 100644
--- a/clang/test/OpenMP/parallel_ast_print.cpp
+++ b/clang/test/OpenMP/parallel_ast_print.cpp
@@ -33,11 +33,12 @@
   T b = argc, c, d, e, f, g;
   static T a;
   S<T> s;
+  T arr[C][10], arr1[C];
 #pragma omp parallel
   a=2;
-#pragma omp parallel default(none), private(argc,b) firstprivate(argv) shared (d) if (parallel:argc > 0) num_threads(C) copyin(S<T>::TS) proc_bind(master) reduction(+:c) reduction(max:e)
+#pragma omp parallel default(none), private(argc,b) firstprivate(argv) shared (d) if (parallel:argc > 0) num_threads(C) copyin(S<T>::TS) proc_bind(master) reduction(+:c, arr1[argc]) reduction(max:e, arr[:C][0:10])
   foo();
-#pragma omp parallel if (C) num_threads(s) proc_bind(close) reduction(^:e, f) reduction(&& : g)
+#pragma omp parallel if (C) num_threads(s) proc_bind(close) reduction(^:e, f, arr[0:C][:argc]) reduction(&& : g)
   foo();
   return 0;
 }
@@ -46,31 +47,34 @@
 // CHECK-NEXT: int b = argc, c, d, e, f, g;
 // CHECK-NEXT: static int a;
 // CHECK-NEXT: S<int> s;
+// CHECK-NEXT: int arr[5][10], arr1[5];
 // CHECK-NEXT: #pragma omp parallel
 // CHECK-NEXT: a = 2;
-// CHECK-NEXT: #pragma omp parallel default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(5) copyin(S<int>::TS) proc_bind(master) reduction(+: c) reduction(max: e)
+// CHECK-NEXT: #pragma omp parallel default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(5) copyin(S<int>::TS) proc_bind(master) reduction(+: c,arr1[argc]) reduction(max: e,arr[:5][0:10])
 // CHECK-NEXT: foo()
-// CHECK-NEXT: #pragma omp parallel if(5) num_threads(s) proc_bind(close) reduction(^: e,f) reduction(&&: g)
+// CHECK-NEXT: #pragma omp parallel if(5) num_threads(s) proc_bind(close) reduction(^: e,f,arr[0:5][:argc]) reduction(&&: g)
 // CHECK-NEXT: foo()
 // CHECK: template <typename T = long, int C = 1> long tmain(long argc, long *argv) {
 // CHECK-NEXT: long b = argc, c, d, e, f, g;
 // CHECK-NEXT: static long a;
 // CHECK-NEXT: S<long> s;
+// CHECK-NEXT: long arr[1][10], arr1[1];
 // CHECK-NEXT: #pragma omp parallel
 // CHECK-NEXT: a = 2;
-// CHECK-NEXT: #pragma omp parallel default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(1) copyin(S<long>::TS) proc_bind(master) reduction(+: c) reduction(max: e)
+// CHECK-NEXT: #pragma omp parallel default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(1) copyin(S<long>::TS) proc_bind(master) reduction(+: c,arr1[argc]) reduction(max: e,arr[:1][0:10])
 // CHECK-NEXT: foo()
-// CHECK-NEXT: #pragma omp parallel if(1) num_threads(s) proc_bind(close) reduction(^: e,f) reduction(&&: g)
+// CHECK-NEXT: #pragma omp parallel if(1) num_threads(s) proc_bind(close) reduction(^: e,f,arr[0:1][:argc]) reduction(&&: g)
 // CHECK-NEXT: foo()
 // CHECK: template <typename T, int C> T tmain(T argc, T *argv) {
 // CHECK-NEXT: T b = argc, c, d, e, f, g;
 // CHECK-NEXT: static T a;
 // CHECK-NEXT: S<T> s;
+// CHECK-NEXT: T arr[C][10], arr1[C];
 // CHECK-NEXT: #pragma omp parallel
 // CHECK-NEXT: a = 2;
-// CHECK-NEXT: #pragma omp parallel default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(C) copyin(S<T>::TS) proc_bind(master) reduction(+: c) reduction(max: e)
+// CHECK-NEXT: #pragma omp parallel default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(C) copyin(S<T>::TS) proc_bind(master) reduction(+: c,arr1[argc]) reduction(max: e,arr[:C][0:10])
 // CHECK-NEXT: foo()
-// CHECK-NEXT: #pragma omp parallel if(C) num_threads(s) proc_bind(close) reduction(^: e,f) reduction(&&: g)
+// CHECK-NEXT: #pragma omp parallel if(C) num_threads(s) proc_bind(close) reduction(^: e,f,arr[0:C][:argc]) reduction(&&: g)
 // CHECK-NEXT: foo()
 
 enum Enum { };
@@ -80,19 +84,20 @@
   int b = argc, c, d, e, f, g;
   static int a;
   #pragma omp threadprivate(a)
+  int arr[10][argc], arr1[2];
   Enum ee;
 // CHECK: Enum ee;
 #pragma omp parallel
 // CHECK-NEXT: #pragma omp parallel
   a=2;
 // CHECK-NEXT: a = 2;
-#pragma omp parallel default(none), private(argc,b) firstprivate(argv) if (parallel: argc > 0) num_threads(ee) copyin(a) proc_bind(spread) reduction(| : c, d) reduction(* : e)
-// CHECK-NEXT: #pragma omp parallel default(none) private(argc,b) firstprivate(argv) if(parallel: argc > 0) num_threads(ee) copyin(a) proc_bind(spread) reduction(|: c,d) reduction(*: e)
+#pragma omp parallel default(none), private(argc,b) firstprivate(argv) if (parallel: argc > 0) num_threads(ee) copyin(a) proc_bind(spread) reduction(| : c, d, arr1[argc]) reduction(* : e, arr[:10][0:argc])
+// CHECK-NEXT: #pragma omp parallel default(none) private(argc,b) firstprivate(argv) if(parallel: argc > 0) num_threads(ee) copyin(a) proc_bind(spread) reduction(|: c,d,arr1[argc]) reduction(*: e,arr[:10][0:argc])
   foo();
 // CHECK-NEXT: foo();
-// CHECK-NEXT: #pragma omp parallel if(b) num_threads(c) proc_bind(close) reduction(^: e,f) reduction(&&: g)
+// CHECK-NEXT: #pragma omp parallel if(b) num_threads(c) proc_bind(close) reduction(^: e,f) reduction(&&: g,arr[0:argc][:10])
 // CHECK-NEXT: foo()
-#pragma omp parallel if (b) num_threads(c) proc_bind(close) reduction(^:e, f) reduction(&& : g)
+#pragma omp parallel if (b) num_threads(c) proc_bind(close) reduction(^:e, f) reduction(&& : g, arr[0:argc][:10])
   foo();
   return tmain<int, 5>(b, &b) + tmain<long, 1>(x, &x);
 }