[Bug c/53037] warn_if_not_aligned(X)

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53037

--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> 2012-04-19 16:53:18 UTC ---
For a global or local 64bit variable, x, inside kernel,
why should it be 4 byte aligned if it isn't part of system
call interface?