[Bug middle-end/59330] [4.7/4.8/4.9 Regression] Crash in is_gimple_reg_type

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59330

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Nov 28 14:52:44 2013
New Revision: 205486

URL: http://gcc.gnu.org/viewcvs?rev=205486&root=gcc&view=rev
Log:
2013-11-28  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/59330
    * tree-ssa-dce.c (eliminate_unnecessary_stmts): Simplify
    and fix delayed marking of free calls not necessary.

    * gcc.dg/torture/pr59330.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr59330.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-dce.c