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authorAnsis Brammanis <brammanis@gmail.com>2016-03-29 00:23:16 -0700
committerAnsis Brammanis <brammanis@gmail.com>2016-03-29 11:38:35 -0700
commit0539f7b4cb49e0690b9654f57fe9e2f724e14903 (patch)
tree4feea6aee5ab1c4879d8dda9ff0623f5c8dd90cc /src/mbgl/text/get_anchors.cpp
parent6fcc7ba513753d71dc70aa219311570c2350f9e0 (diff)
downloadqtlocation-mapboxgl-0539f7b4cb49e0690b9654f57fe9e2f724e14903.tar.gz
[core] fix infinite loop in mbgl::resample
fix #4416
Diffstat (limited to 'src/mbgl/text/get_anchors.cpp')
-rw-r--r--src/mbgl/text/get_anchors.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mbgl/text/get_anchors.cpp b/src/mbgl/text/get_anchors.cpp
index 740ec288b3..c55f238e52 100644
--- a/src/mbgl/text/get_anchors.cpp
+++ b/src/mbgl/text/get_anchors.cpp
@@ -3,6 +3,7 @@
#include <mbgl/util/constants.hpp>
#include <mbgl/util/interpolate.hpp>
+#include <cassert>
#include <cmath>
namespace mbgl {
@@ -21,6 +22,8 @@ Anchors resample(const GeometryCoordinates &line, const float offset, const floa
Anchors anchors;
+ assert(spacing > 0.0);
+
int i = 0;
for (auto it = line.begin(), end = line.end() - 1; it != end; it++, i++) {
const GeometryCoordinate &a = *(it);