http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54972
--- Comment #1 from Andreas Schwab <sch...@linux-m68k.org> 2012-10-18 11:25:00 UTC --- lzo_gcc_test.cpp: In function ‘int main(int, char**)’: lzo_gcc_test.cpp:44:44: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] lzo_gcc_test.cpp:59:17: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]