When bootstrapping GCC with asan or LTO + FDO, I got many false -Werror=maybe-uninitialized and -Werror=uninitialized:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55371 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55496 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55519 Are they real bugs or should I simply use --disable-werror? -- H.J.