Update aosp/master Clang for rebase to r222490.
Change-Id: Ic557ac55e97fbf6ee08771c7b7c3594777b0aefd
diff --git a/test/OpenMP/parallel_if_codegen.cpp b/test/OpenMP/parallel_if_codegen.cpp
new file mode 100644
index 0000000..44c874f
--- /dev/null
+++ b/test/OpenMP/parallel_if_codegen.cpp
@@ -0,0 +1,124 @@
+// RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -std=c++11 -triple %itanium_abi_triple -emit-pch -o %t %s
+// RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -triple %itanium_abi_triple -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix=CHECK %s
+// expected-no-diagnostics
+#ifndef HEADER
+#define HEADER
+
+void fn1();
+void fn2();
+void fn3();
+void fn4();
+void fn5();
+void fn6();
+
+int Arg;
+
+// CHECK-LABEL: define void @{{.+}}gtid_test
+void gtid_test() {
+// CHECK: call void {{.+}}* @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{.+}} 1, {{.+}}* [[GTID_TEST_REGION1:@.+]] to void
+#pragma omp parallel
+#pragma omp parallel if (false)
+ gtid_test();
+// CHECK: ret void
+}
+
+// CHECK: define internal void [[GTID_TEST_REGION1]](i{{.+}}* [[GTID_PARAM:%.+]], i
+// CHECK: store i{{[0-9]+}}* [[GTID_PARAM]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]],
+// CHECK: [[GTID_ADDR:%.+]] = load i{{[0-9]+}}** [[GTID_ADDR_REF]]
+// CHECK: [[GTID:%.+]] = load i{{[0-9]+}}* [[GTID_ADDR]]
+// CHECK: call void @__kmpc_serialized_parallel(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]])
+// CHECK: [[GTID_ADDR:%.+]] = load i{{[0-9]+}}** [[GTID_ADDR_REF]]
+// CHECK: call void [[GTID_TEST_REGION2:@.+]](i{{[0-9]+}}* [[GTID_ADDR]]
+// CHECK: call void @__kmpc_end_serialized_parallel(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]])
+// CHECK: ret void
+
+// CHECK: define internal void [[GTID_TEST_REGION2]](
+// CHECK: call void @{{.+}}gtid_test
+// CHECK: ret void
+
+template <typename T>
+int tmain(T Arg) {
+#pragma omp parallel if (true)
+ fn1();
+#pragma omp parallel if (false)
+ fn2();
+#pragma omp parallel if (Arg)
+ fn3();
+ return 0;
+}
+
+// CHECK-LABEL: define {{.*}}i{{[0-9]+}} @main()
+int main() {
+// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(
+// CHECK: call void {{.+}} @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{.+}} 1, void {{.+}}* [[CAP_FN4:@.+]] to void
+#pragma omp parallel if (true)
+ fn4();
+// CHECK: call void @__kmpc_serialized_parallel(%{{.+}}* @{{.+}}, i32 [[GTID]])
+// CHECK: store i32 [[GTID]], i32* [[GTID_ADDR:%.+]],
+// CHECK: call void [[CAP_FN5:@.+]](i32* [[GTID_ADDR]],
+// CHECK: call void @__kmpc_end_serialized_parallel(%{{.+}}* @{{.+}}, i32 [[GTID]])
+#pragma omp parallel if (false)
+ fn5();
+
+// CHECK: br i1 %{{.+}}, label %[[OMP_THEN:.+]], label %[[OMP_ELSE:.+]]
+// CHECK: [[OMP_THEN]]
+// CHECK: call void {{.+}} @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{.+}} 1, void {{.+}}* [[CAP_FN6:@.+]] to void
+// CHECK: br label %[[OMP_END:.+]]
+// CHECK: [[OMP_ELSE]]
+// CHECK: call void @__kmpc_serialized_parallel(%{{.+}}* @{{.+}}, i32 [[GTID]])
+// CHECK: store i32 [[GTID]], i32* [[GTID_ADDR:%.+]],
+// CHECK: call void [[CAP_FN6]](i32* [[GTID_ADDR]],
+// CHECK: call void @__kmpc_end_serialized_parallel(%{{.+}}* @{{.+}}, i32 [[GTID]])
+// CHECK: br label %[[OMP_END]]
+// CHECK: [[OMP_END]]
+#pragma omp parallel if (Arg)
+ fn6();
+ // CHECK: = call {{.*}}i{{.+}} @{{.+}}tmain
+ return tmain(Arg);
+}
+
+// CHECK: define internal void [[CAP_FN4]]
+// CHECK: call void @{{.+}}fn4
+// CHECK: ret void
+
+// CHECK: define internal void [[CAP_FN5]]
+// CHECK: call void @{{.+}}fn5
+// CHECK: ret void
+
+// CHECK: define internal void [[CAP_FN6]]
+// CHECK: call void @{{.+}}fn6
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.+}} @{{.+}}tmain
+// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(
+// CHECK: call void {{.+}} @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{.+}} 1, void {{.+}}* [[CAP_FN1:@.+]] to void
+// CHECK: call void @__kmpc_serialized_parallel(%{{.+}}* @{{.+}}, i32 [[GTID]])
+// CHECK: store i32 [[GTID]], i32* [[GTID_ADDR:%.+]],
+// CHECK: call void [[CAP_FN2:@.+]](i32* [[GTID_ADDR]],
+// CHECK: call void @__kmpc_end_serialized_parallel(%{{.+}}* @{{.+}}, i32 [[GTID]])
+// CHECK: br i1 %{{.+}}, label %[[OMP_THEN:.+]], label %[[OMP_ELSE:.+]]
+// CHECK: [[OMP_THEN]]
+// CHECK: call void {{.+}} @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{.+}} 1, void {{.+}}* [[CAP_FN3:@.+]] to void
+// CHECK: br label %[[OMP_END:.+]]
+// CHECK: [[OMP_ELSE]]
+// CHECK: call void @__kmpc_serialized_parallel(%{{.+}}* @{{.+}}, i32 [[GTID]])
+// CHECK: store i32 [[GTID]], i32* [[GTID_ADDR:%.+]],
+// CHECK: call void [[CAP_FN3]](i32* [[GTID_ADDR]],
+// CHECK: call void @__kmpc_end_serialized_parallel(%{{.+}}* @{{.+}}, i32 [[GTID]])
+// CHECK: br label %[[OMP_END]]
+// CHECK: [[OMP_END]]
+
+// CHECK: define internal void [[CAP_FN1]]
+// CHECK: call void @{{.+}}fn1
+// CHECK: ret void
+
+// CHECK: define internal void [[CAP_FN2]]
+// CHECK: call void @{{.+}}fn2
+// CHECK: ret void
+
+// CHECK: define internal void [[CAP_FN3]]
+// CHECK: call void @{{.+}}fn3
+// CHECK: ret void
+
+#endif