fix warnings for gpu tests.

Author: lntue

libc/test/integration/startup/gpu/rpc_stream_test.cpp

@@ -81,7 +81,7 @@ static void test_divergent() {
   LIBC_NAMESPACE::rpc::Client::Port port =
       LIBC_NAMESPACE::rpc::client.open<RPC_TEST_STREAM>();
   port.send_n(buffer, offset);
-  inline_memset(buffer, offset, 0);
+  inline_memset(buffer, 0, offset);
   port.recv_n(&recv_ptr, &recv_size, [&](uint64_t) { return buffer; });
   port.close();
 

libc/test/integration/startup/gpu/rpc_test.cpp

@@ -14,7 +14,7 @@
 using namespace LIBC_NAMESPACE;
 
 static void test_add_simple() {
-  uint32_t num_additions =
+  uint64_t num_additions =
       10 + 10 * gpu::get_thread_id() + 10 * gpu::get_block_id();
   uint64_t cnt = 0;
   for (uint32_t i = 0; i < num_additions; ++i) {