[Bug c++/68948] G++ voluntarily removes a function call with terrible side effects

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68948

--- Comment #13 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Fri Feb  5 17:52:07 2016
New Revision: 233183

URL: https://gcc.gnu.org/viewcvs?rev=233183&root=gcc&view=rev
Log:
        Make issues similar to PR c++/68948 fail loudly.

        * semantics.c (finish_expr_stmt): If expr is error_mark_node,
        make sure we've seen_error().

Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/semantics.c