Fix test for non-libc runners

Author: jhuber6

offload/plugins-nextgen/common/src/RPC.cpp

@@ -24,7 +24,6 @@ template <uint32_t NumLanes>
 rpc::Status handle_offload_opcodes(plugin::GenericDeviceTy &Device,
                                    rpc::Server::Port &Port) {
 
-  int Status = rpc::SUCCESS;
   switch (Port.get_opcode()) {
   case RPC_MALLOC: {
     Port.recv_and_send([&](rpc::Buffer *Buffer, uint32_t) {

offload/test/api/omp_host_call.c

@@ -23,22 +23,14 @@ typedef struct args_s {
 } args_t;
 
 // CHECK-DAG: Thread: 0, Block: 0
-// CHECK-DAG: Result: 42
 // CHECK-DAG: Thread: 1, Block: 0
-// CHECK-DAG: Result: 42
 // CHECK-DAG: Thread: 0, Block: 1
-// CHECK-DAG: Result: 42
 // CHECK-DAG: Thread: 1, Block: 1
-// CHECK-DAG: Result: 42
 // CHECK-DAG: Thread: 0, Block: 2
-// CHECK-DAG: Result: 42
 // CHECK-DAG: Thread: 1, Block: 2
-// CHECK-DAG: Result: 42
 // CHECK-DAG: Thread: 0, Block: 3
-// CHECK-DAG: Result: 42
 // CHECK-DAG: Thread: 1, Block: 3
-// CHECK-DAG: Result: 42
-long long foo(void *data) {
+unsigned long long foo(void *data) {
   assert(omp_is_initial_device() && "Not executing on host?");
   args_t *args = (args_t *)data;
   printf("Thread: %d, Block: %d\n", args->thread_id, args->block_id);
@@ -52,12 +44,19 @@ int main() {
   fn_ptr = (void *)&foo;
 #pragma omp target update to(fn_ptr)
 
-#pragma omp target teams num_teams(4)
+  int failed = 0;
+#pragma omp target teams num_teams(4) map(from : failed)
 #pragma omp parallel num_threads(2)
   {
     args_t args = {omp_get_thread_num(), omp_get_team_num()};
     unsigned long long res =
         __llvm_omp_host_call(fn_ptr, &args, sizeof(args_t));
-    printf("Result: %d\n", (int)res);
+    if (res != 42)
+#pragma omp atomic write
+      failed = 1;
   }
+
+  // CHECK: PASS
+  if (!failed)
+    printf("PASS\n");
 }