------- Comment #18 from mh+gcc at glandium dot org 2010-09-15 13:14 ------- (In reply to comment #17) > Thus, as a workaround you should make sure the asBits field matches > pointer-size (so for example use uintptr_t isntead of uint64_t).
which is not possible in the original code, as the union is a bit more complicated than in the reduced testcase: http://mxr.mozilla.org/mozilla-central/source/js/src/jsval.h#274 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45623
