[core] Safeguard PositionedIcon usage via optional

1 files changed, 2 insertions, 7 deletions

diff --git a/src/mbgl/layout/symbol_instance.cpp b/src/mbgl/layout/symbol_instance.cpp
index 2a3bf068c1..8816f4c95c 100644
--- a/src/mbgl/layout/symbol_instance.cpp
+++ b/src/mbgl/layout/symbol_instance.cpp
@@ -8,7 +8,7 @@ using namespace style;
 SymbolInstance::SymbolInstance(Anchor& anchor,
                                const GeometryCoordinates& line,
                                const std::pair<Shaping, Shaping>& shapedTextOrientations,
-                               const PositionedIcon& shapedIcon,
+                               optional<PositionedIcon> shapedIcon,
                                const SymbolLayoutProperties::Evaluated& layout,
                                const float layoutTextSize,
                                const bool addToBuffers,
@@ -27,18 +27,15 @@ SymbolInstance::SymbolInstance(Anchor& anchor,
     hasText(shapedTextOrientations.first || shapedTextOrientations.second),
     hasIcon(shapedIcon),
 
-
     // Create the collision features that will be used to check whether this symbol instance can be placed
     textCollisionFeature(line, anchor, shapedTextOrientations.second ?: shapedTextOrientations.first, textBoxScale, textPadding, textPlacement, indexedFeature),
     iconCollisionFeature(line, anchor, shapedIcon, iconBoxScale, iconPadding, iconPlacement, indexedFeature),
     featureIndex(featureIndex_) {
-        
-    
 
     // Create the quads used for rendering the icon and glyphs.
     if (addToBuffers) {
         if (shapedIcon) {
-            iconQuad = getIconQuad(anchor, shapedIcon, line, layout, layoutTextSize, iconPlacement, shapedTextOrientations.first);
+            iconQuad = getIconQuad(anchor, *shapedIcon, line, layout, layoutTextSize, iconPlacement, shapedTextOrientations.first);
         }
         if (shapedTextOrientations.first) {
             auto quads = getGlyphQuads(anchor, shapedTextOrientations.first, textBoxScale, line, layout, textPlacement, face);
@@ -59,8 +56,6 @@ SymbolInstance::SymbolInstance(Anchor& anchor,
     } else {
         writingModes = WritingModeType::None;
     }
-    
-    
 }
 
 } // namespace mbgl