Got it, thanks! It is really confusing >,< What about the first one? For case MEM_REF.
在 2023年12月11日星期一，Richard Biener <richard.guent...@gmail.com> 写道： > On Sun, Dec 10, 2023 at 4:00 PM xndcn <xnd...@gmail.com> wrote: > > > > Hi, I am a newbie in GCC, and I do not have access to git repo. > > > > I found some misleading error messages in verify_gimple_assign_single > function of tree-cfg.cc. It prompt error "invalid RHS for gimple memory > store: ", but it checks lhs in fact. > > it might be a bit confusing but it's correct. There is a store > because !is_gimple_reg (lhs) > and the only case !is_gimple_reg (rhs1) is correct is when this is an > aggregate > copy (!is_gimple_reg_type (TREE_TYPE (lhs))). Otherwise the _RHS_ needs > to be > a register. > > Richard. >
