From 71517a910abec6a4b160c26fec6224ac7021ed3d Mon Sep 17 00:00:00 2001
From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
Date: Wed, 7 Jun 2017 23:24:58 +0300
Subject: [PATCH] build: fix errors for MSVS2010-2013, reduce default softfloat
 scope

---
 modules/core/include/opencv2/core.hpp           |  1 -
 modules/core/include/opencv2/core/softfloat.hpp | 12 ++++++++++++
 modules/core/src/precomp.hpp                    |  2 --
 modules/core/src/softfloat.cpp                  |  2 ++
 modules/core/test/test_math.cpp                 |  1 +
 5 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/modules/core/include/opencv2/core.hpp b/modules/core/include/opencv2/core.hpp
index fcfc7cd639..b6cc6bc7c4 100644
--- a/modules/core/include/opencv2/core.hpp
+++ b/modules/core/include/opencv2/core.hpp
@@ -58,7 +58,6 @@
 #include "opencv2/core/types.hpp"
 #include "opencv2/core/mat.hpp"
 #include "opencv2/core/persistence.hpp"
-#include "opencv2/core/softfloat.hpp"
 
 /**
 @defgroup core Core functionality
diff --git a/modules/core/include/opencv2/core/softfloat.hpp b/modules/core/include/opencv2/core/softfloat.hpp
index 623ba17801..2d62228374 100644
--- a/modules/core/include/opencv2/core/softfloat.hpp
+++ b/modules/core/include/opencv2/core/softfloat.hpp
@@ -83,6 +83,18 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "cvdef.h"
 
+// int32_t / uint32_t
+#if defined(_MSC_VER) && _MSC_VER < 1600 /* MSVS 2010 */
+namespace cv {
+typedef signed int int32_t;
+typedef unsigned int uint32_t;
+}
+#elif defined(_MSC_VER) || __cplusplus >= 201103L
+#include <cstdint>
+#else
+#include <stdint.h>
+#endif
+
 namespace cv
 {
 
diff --git a/modules/core/src/precomp.hpp b/modules/core/src/precomp.hpp
index 98b115a3fe..c852f3739c 100644
--- a/modules/core/src/precomp.hpp
+++ b/modules/core/src/precomp.hpp
@@ -58,8 +58,6 @@
 #include "opencv2/core/ocl.hpp"
 #endif
 
-#include "opencv2/core/softfloat.hpp"
-
 #include <assert.h>
 #include <ctype.h>
 #include <float.h>
diff --git a/modules/core/src/softfloat.cpp b/modules/core/src/softfloat.cpp
index 6ae958b5d5..7b5a6a146b 100644
--- a/modules/core/src/softfloat.cpp
+++ b/modules/core/src/softfloat.cpp
@@ -79,6 +79,8 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "precomp.hpp"
 
+#include "opencv2/core/softfloat.hpp"
+
 namespace cv
 {
 
diff --git a/modules/core/test/test_math.cpp b/modules/core/test/test_math.cpp
index d7e8ea6f4d..3bb4201e56 100644
--- a/modules/core/test/test_math.cpp
+++ b/modules/core/test/test_math.cpp
@@ -5,6 +5,7 @@
 #include "test_precomp.hpp"
 #include <float.h>
 #include <math.h>
+#include "opencv2/core/softfloat.hpp"
 
 using namespace cv;
 using namespace std;
-- 
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