id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc
13160,cpp_dec_float fails division with on MinGW7.1 with optimization -O2,dwieselwind@…,John Maddock,"When compiling the following on MinGW 7.1 with option -O2, the assertion fires.

It succeeds (as expected) with:
-O3 
debug (no optimization)
-m64 (in all configurations)


{{{
#include <cassert>
#include <boost/multiprecision/cpp_dec_float.hpp>

typedef boost::multiprecision::number<boost::multiprecision::cpp_dec_float<50> > flp_type;

int main()
{
    flp_type v1(""1.33"");
	flp_type v2(50);
	v1 /= v2;
	assert(v1 == flp_type(""0.0266""));

    return 0;
}

}}}
",Bugs,closed,To Be Determined,multiprecision,Boost 1.63.0,Optimization,duplicate,,