From b762804b809889e8e1fd81a244820d2e3d27cdd8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fl=C3=B6ssie?= <floessie.mail@gmail.com>
Date: Sun, 14 Jan 2018 10:32:48 +0100
Subject: [PATCH] Fix clang build (fixes #4303)

---
 rtengine/ipresize.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/rtengine/ipresize.cc b/rtengine/ipresize.cc
index c62ff0bc9..ba559b2a0 100644
--- a/rtengine/ipresize.cc
+++ b/rtengine/ipresize.cc
@@ -105,7 +105,10 @@ void ImProcFunctions::Lanczos (const Imagefloat* src, Imagefloat* dst, float sca
             float y0 = (static_cast<float> (i) + 0.5f) * delta - 0.5f;
 
             // weights for interpolation in y direction
-            float w[support] = {};
+            float w[support];
+            for (auto& f : w) {
+                f = 0.f;
+            }
 
             // sum of weights used for normalization
             float ws = 0.0f;