Re: [patch] Optimize empty class copies within a C++ return statement

[Jason Merrill]

On 03/10/2015 09:45 PM, Aldy Hernandez wrote:

+           gimplify_expr (&TREE_OPERAND (*expr_p, 0), pre_p, post_p,

...

+           *expr_p = TREE_OPERAND (*expr_p, 0);

Can't you use op0 here, since you're about to throw away the MODIFY_EXPR?

OK either way.

Jason