8 files changed, 14 insertions, 4 deletions
diff --git a/src/mbgl/annotation/shape_annotation_impl.hpp b/src/mbgl/annotation/shape_annotation_impl.hpp
index 800b4ec313..f257ead69d 100644
--- a/src/mbgl/annotation/shape_annotation_impl.hpp
+++ b/src/mbgl/annotation/shape_annotation_impl.hpp
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <mbgl/util/string.hpp>
 #include <mapbox/geojsonvt.hpp>
 
 #include <mbgl/annotation/annotation.hpp>
diff --git a/src/mbgl/layout/symbol_layout.cpp b/src/mbgl/layout/symbol_layout.cpp
index eaa0332995..7e523eb9ec 100644
--- a/src/mbgl/layout/symbol_layout.cpp
+++ b/src/mbgl/layout/symbol_layout.cpp
@@ -484,7 +484,7 @@ void SymbolLayout::addSymbols(Buffer &buffer, const SymbolQuads &symbols, float
         uint16_t index = segment.vertexLength;
 
         // Encode angle of glyph
-        uint8_t glyphAngle = std::round((symbol.glyphAngle / (M_PI * 2)) * 256);
+        uint8_t glyphAngle = ::round((symbol.glyphAngle / (M_PI * 2)) * 256);
 
         // coordinates (2 triangles)
         buffer.vertices.emplace_back(SymbolAttributes::vertex(anchorPoint, tl, tex.x, tex.y,
diff --git a/src/mbgl/style/parser.cpp b/src/mbgl/style/parser.cpp
index c6c6e50dd7..c45daa7b44 100644
--- a/src/mbgl/style/parser.cpp
+++ b/src/mbgl/style/parser.cpp
@@ -7,6 +7,7 @@
 
 #include <mbgl/util/logging.hpp>
 
+#include <mbgl/util/string.hpp>
 #include <mapbox/geojsonvt.hpp>
 
 #include <rapidjson/document.h>
diff --git a/src/mbgl/style/sources/geojson_source_impl.cpp b/src/mbgl/style/sources/geojson_source_impl.cpp
index 3f3bc879f7..29eff1e244 100644
--- a/src/mbgl/style/sources/geojson_source_impl.cpp
+++ b/src/mbgl/style/sources/geojson_source_impl.cpp
@@ -6,6 +6,7 @@
 #include <mbgl/tile/geojson_tile.hpp>
 #include <mbgl/util/rapidjson.hpp>
 
+#include <mbgl/util/string.hpp>
 #include <mapbox/geojson.hpp>
 #include <mapbox/geojson/rapidjson.hpp>
 #include <mapbox/geojsonvt.hpp>
@@ -14,6 +15,7 @@
 
 #include <rapidjson/error/en.h>
 
+#include <cmath>
 #include <sstream>
 
 namespace mbgl {
@@ -69,7 +71,7 @@ void GeoJSONSource::Impl::_setGeoJSON(const GeoJSON& geoJSON) {
         mapbox::supercluster::Options clusterOptions;
         clusterOptions.maxZoom = options.clusterMaxZoom;
         clusterOptions.extent = util::EXTENT;
-        clusterOptions.radius = std::round(scale * options.clusterRadius);
+        clusterOptions.radius = ::round(scale * options.clusterRadius);
 
         const auto& features = geoJSON.get<mapbox::geometry::feature_collection<double>>();
         geoJSONOrSupercluster =
@@ -78,7 +80,7 @@ void GeoJSONSource::Impl::_setGeoJSON(const GeoJSON& geoJSON) {
         mapbox::geojsonvt::Options vtOptions;
         vtOptions.maxZoom = options.maxzoom;
         vtOptions.extent = util::EXTENT;
-        vtOptions.buffer = std::round(scale * options.buffer);
+        vtOptions.buffer = ::round(scale * options.buffer);
         vtOptions.tolerance = scale * options.tolerance;
         geoJSONOrSupercluster = std::make_unique<mapbox::geojsonvt::GeoJSONVT>(geoJSON, vtOptions);
     }
diff --git a/src/mbgl/text/glyph_set.cpp b/src/mbgl/text/glyph_set.cpp
index f9a90f9bb0..493cce61b8 100644
--- a/src/mbgl/text/glyph_set.cpp
+++ b/src/mbgl/text/glyph_set.cpp
@@ -7,6 +7,7 @@
 
 #include <algorithm>
 #include <cassert>
+#include <cmath>
 
 namespace mbgl {
 
@@ -111,7 +112,7 @@ float GlyphSet::determineAverageLineWidth(const std::u16string& logicalInput,
         }
     }
 
-    int32_t targetLineCount = std::fmax(1, std::ceil(totalWidth / maxWidth));
+    int32_t targetLineCount = ::fmax(1, std::ceil(totalWidth / maxWidth));
     return totalWidth / targetLineCount;
 }
     
diff --git a/src/mbgl/tile/geojson_tile.cpp b/src/mbgl/tile/geojson_tile.cpp
index 61437b79b1..a2f453f03d 100644
--- a/src/mbgl/tile/geojson_tile.cpp
+++ b/src/mbgl/tile/geojson_tile.cpp
@@ -1,6 +1,7 @@
 #include <mbgl/tile/geojson_tile.hpp>
 #include <mbgl/tile/geometry_tile_data.hpp>
 
+#include <mbgl/util/string.hpp>
 #include <mapbox/geojsonvt.hpp>
 #include <supercluster.hpp>
 
diff --git a/src/mbgl/util/dtoa.cpp b/src/mbgl/util/dtoa.cpp
index 578f844c72..737b121b97 100644
--- a/src/mbgl/util/dtoa.cpp
+++ b/src/mbgl/util/dtoa.cpp
@@ -1,5 +1,7 @@
 #include "dtoa.hpp"
 
+#include <mbgl/util/string.hpp>
+
 // Clang on Windows 64-bits can't parse rapidjson's dtoa
 #if !defined(_WINDOWS)
 #include <rapidjson/internal/dtoa.h>
diff --git a/src/mbgl/util/http_header.cpp b/src/mbgl/util/http_header.cpp
index e337d4c8ab..cad029567e 100644
--- a/src/mbgl/util/http_header.cpp
+++ b/src/mbgl/util/http_header.cpp
@@ -1,5 +1,7 @@
 #include <mbgl/util/http_header.hpp>
 
+#include <mbgl/util/string.hpp>
+
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wunknown-pragmas"
 #pragma GCC diagnostic ignored "-Wunused-parameter"