On Tue, Jan 18, 2011 at 06:08:37PM -0500, Frank Ch. Eigler wrote: > -fexception allows a C library to participate in C++ exception > handling. It does not cost anything except extra data tables in the > ELF file. Its presence matters in cases where a C library is used by > a C++ program, for example where the library may make a callback into > the C++ program, and that callback might throw an exception. With > -fexception, that exception will be propagated properly through the C > library, to the outermost application. Without it, exceptions thrown > from a callback may abort the program, even if the overall application > wanted to catch it. -fexceptions is also desirable for POSIX thread cancellation. Jakub -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel
