id summary reporter owner description type status milestone component version severity resolution keywords cc 1215 Boost 1.34.1, mpl: Wrong workaround detection using MinGW32 (or.hpp, line #33) hfp@… Aleksey Gurtovoy "#if defined(_MSC_VER) is not the right thing for MinGW because _MSC_VER is defined but the compiler is still from GNUs Compiler Collection. But i am not sure about the MinGW support in general. Regard, Hans." Bugs assigned To Be Determined mpl Boost 1.34.1 Problem MinGW mpl tool detection