Compile for Android errors out in mapbox-gl-native using clang, but no problem when using g++

Compiling with configuration -xplatform android-clang fails in mapbox-gl-native with a bunch of errors (see below), but using -xplatform android-g++ finds no trouble.

qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:38:12: error: no member named 'to_string' in namespace 'std'; did you mean 'toString'?
return std::to_string(t);
^~~~~~~~~~~~~~
toString
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:37:20: note: 'toString' declared here
inline std::string toString(T t) {
^
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:42:12: error: no member named 'to_string' in namespace 'std'; did you mean 'toString'?
return std::to_string(int(num));
^~~~~~~~~~~~~~
toString
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:41:20: note: 'toString' declared here
inline std::string toString(int8_t num) {
^
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:46:12: error: no member named 'to_string' in namespace 'std'; did you mean 'toString'?
return std::to_string(unsigned(num));
^~~~~~~~~~~~~~
toString
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:45:20: note: 'toString' declared here
inline std::string toString(uint8_t num) {
^
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/fill_annotation_impl.cpp:1:
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/fill_annotation_impl.hpp:3:
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/shape_annotation_impl.hpp:4:
qtlocation/src/3rdparty/mapbox-gl-native/src/3rd_party/geojson-vt-cpp/include/mapbox/geojsonvt.hpp:99:84: error: no member named 'to_string' in namespace 'std'
throw std::runtime_error("Requested zoom higher than maxZoom: " + std::to_string(z));
~~~~~^
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/annotation_manager.cpp:5:
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/line_annotation_impl.hpp:3:
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/shape_annotation_impl.hpp:3:
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:38:12: error: no member named 'to_string' in namespace 'std'; did you mean 'toString'?
return std::to_string(t);
^~~~~~~~~~~~~~
toString
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:37:20: note: 'toString' declared here
inline std::string toString(T t) {
^
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:42:12: error: no member named 'to_string' in namespace 'std'; did you mean 'toString'?
return std::to_string(int(num));
^~~~~~~~~~~~~~
toString
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:41:20: note: 'toString' declared here
inline std::string toString(int8_t num) {
^
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:46:12: error: no member named 'to_string' in namespace 'std'; did you mean 'toString'?
return std::to_string(unsigned(num));
^~~~~~~~~~~~~~
toString
qtlocation/src/3rdparty/mapbox-gl-native/include/mbgl/util/string.hpp:45:20: note: 'toString' declared here
inline std::string toString(uint8_t num) {
^
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/annotation_manager.cpp:5:
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/line_annotation_impl.hpp:3:
In file included from qtlocation/src/3rdparty/mapbox-gl-native/src/mbgl/annotation/shape_annotation_impl.hpp:4:
qtlocation/src/3rdparty/mapbox-gl-native/src/3rd_party/geojson-vt-cpp/include/mapbox/geojsonvt.hpp:99:84: error: no member named 'to_string' in namespace 'std'
throw std::runtime_error("Requested zoom higher than maxZoom: " + std::to_string(z));
~~~~~^