[Bug c++/63419] verify_gimple failed: "vector CONSTRUCTOR element is not a GIMPLE value"

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63419

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Oct 13 07:58:05 2014
New Revision: 216138

URL: https://gcc.gnu.org/viewcvs?rev=216138&root=gcc&view=rev
Log:
2014-10-13  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/63419
    * gimple-fold.h (gimple_convert): New function.
    * gimple-fold.c (gimple_convert): Likewise.
    * tree-ssa-pre.c (create_expression_by_pieces): Use gimple_convert
    to split out required conversions early.

    * g++.dg/torture/pr63419.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr63419.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-fold.c
    trunk/gcc/gimple-fold.h
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-pre.c