[Bug middle-end/61912] Missed (partial) dead store elimination for structures on GIMPLE

[law at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61912

--- Comment #8 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Sat Jan 14 06:16:23 2017
New Revision: 244461

URL: https://gcc.gnu.org/viewcvs?rev=244461&root=gcc&view=rev
Log:
        PR tree-optimization/33562
        PR tree-optimization/61912
        PR tree-optimization/77485
        * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
        a statement.
        (delete_dead_assignment): Likewise.
        (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
        statement to delete_dead_call and delete_dead_assignment.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-dse.c