------- Comment #2 from ddenisen at altera dot com 2008-11-20 14:57 -------
I searched through all the options in -O2 that are not in -O1 and found that
only one triggers the problem: -fstrict-aliasing.
To summarize, "g++ -m32 -O1 a.ii" does not cause the problem but "g++ -m32 -O1
-fstrict-aliasing a.ii" does. Changing the title of the bug to reflect this
information.
--
ddenisen at altera dot com changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|Wrong register used to get |-fstrict-aliasing causes
|struct information |wrong register usage
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38185
