http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58488
Manuel López-Ibáñez <manu at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |manu at gcc dot gnu.org Blocks| |24639 --- Comment #1 from Manuel López-Ibáñez <manu at gcc dot gnu.org> --- So you want the warning even with -O0? I am not sure that, without optimization, the internal representation can detect this case.