From 4a87933be9c816b0434f563c263c260a41ed31d0 Mon Sep 17 00:00:00 2001
From: Wenzel Jakob <wenzel.jakob@epfl.ch>
Date: Tue, 19 Jul 2016 11:59:37 +0200
Subject: [PATCH] descr<> fix for int-to-string conversion

---
 include/pybind11/descr.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/pybind11/descr.h b/include/pybind11/descr.h
index 0104e2b50..4123cc1b3 100644
--- a/include/pybind11/descr.h
+++ b/include/pybind11/descr.h
@@ -93,7 +93,7 @@ constexpr typename std::enable_if<!B, descr<Size2 - 1, 0>>::type _(char const(&)
     return _(text2);
 }
 
-template <size_t Size> auto constexpr _() {
+template <size_t Size> auto constexpr _() -> decltype(int_to_str<Size / 10, Size % 10>::digits) {
     return int_to_str<Size / 10, Size % 10>::digits;
 }