[Bug tree-optimization/79201] missed optimization: sinking doesn't handle calls, swap PRE and sinking

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79201

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Apr 25 09:26:37 2017
New Revision: 247159

URL: https://gcc.gnu.org/viewcvs?rev=247159&root=gcc&view=rev
Log:
2017-04-25  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/79201
        * tree-ssa-sink.c (statement_sink_location): Handle calls.

        * gcc.dg/tree-ssa/ssa-sink-16.c: New testcase.
        * gcc.target/i386/pr22152.c: Disable sinking.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-sink-16.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/i386/pr22152.c
    trunk/gcc/tree-ssa-sink.c