C:\Qt\Qt5.11.1\Tools\mingw530_32\i686-w64-mingw32\include\c++\cmath:1119: error: '::hypot' has not been declared
using ::hypot;
^
C:\Qt\Qt5.11.1\Tools\mingw530_32\i686-w64-mingw32\include\c++\cmath:1119: error: '::hypot' has not been declared
using ::hypot;
^