From b38ca22e947f7cc7fcb58297e1f4ce2d36f2d52a Mon Sep 17 00:00:00 2001
From: Ivan Smirnov <i.s.smirnov@gmail.com>
Date: Wed, 29 Jun 2016 15:16:49 +0100
Subject: [PATCH] Add a few braces for clarity

---
 include/pybind11/numpy.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/include/pybind11/numpy.h b/include/pybind11/numpy.h
index dc4000ba9..5fdbe6df9 100644
--- a/include/pybind11/numpy.h
+++ b/include/pybind11/numpy.h
@@ -257,12 +257,14 @@ struct npy_format_descriptor<T, typename std::enable_if<is_pod_struct<T>::value>
             pybind11_fail("NumPy: failed to create structured dtype");
         auto np = module::import("numpy");
         auto empty = (object) np.attr("empty");
-        if (auto arr = (object) empty(int_(0), dtype()))
-            if (auto view = PyMemoryView_FromObject(arr.ptr()))
+        if (auto arr = (object) empty(int_(0), dtype())) {
+            if (auto view = PyMemoryView_FromObject(arr.ptr())) {
                 if (auto info = PyMemoryView_GET_BUFFER(view)) {
                     std::strncpy(format_(), info->format, 4096);
                     return;
                 }
+            }
+        }
         pybind11_fail("NumPy: failed to extract buffer format");
     }