[Bug c++/39404] -fpack-struct causes iostream to error, -O3 makes problem worse
dannysmith at users dot sourceforge dot net
gcc-bugzilla@gcc.gnu.org
Mon Mar 9 07:52:00 GMT 2009
------- Comment #8 from dannysmith at users dot sourceforge dot net 2009-03-09 07:52 -------
>From gcc.info:
*Warning:* the `-fpack-struct' switch causes GCC to generate code
that is not binary compatible with code generated without that
switch. Additionally, it makes the code suboptimal. Use it to
conform to a non-default application binary interface.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39404
More information about the Gcc-bugs
mailing list