tags 532871 + moreinfo thanks On Fri, Jun 12, 2009 at 01:20:54PM +0200, Sven Marnach wrote: > The following program compiles cleanly using the given command line: > > #include <iostream> > using namespace std; > int main() > { > unsigned int j = 5; > double t; > t = -j; > cout << t << endl; > } > > Command line: > > g++-4.4 -g -Wall -Wextra -Wconversion -Wsign-conversion test.cc -o test > > The output of the program is > > 4.29497e+09 > > which is what is expected. But I would also expect some kind of > warning.
The result of "-j" is the unsigned value 4294967291, which can be losslessly represented in a double. So why do you expect a warning? Falk -- To UNSUBSCRIBE, email to debian-gcc-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/20100309132004.ga14...@minet.uni-jena.de