[Bug ipa/61921] [4.10 Regression] ICE: SIGSEGV in varpool_node::get_constructor(), at varpool.c:275 with -O2 -fipa-pta

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61921

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Jul 28 08:25:34 2014
New Revision: 213114

URL: https://gcc.gnu.org/viewcvs?rev=213114&root=gcc&view=rev
Log:
2014-07-28  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/61921
    * tree-ssa-structalias.c (create_variable_info_for_1): Check
    if there is a varpool node before dereferencing it.

    * gfortran.dg/pr61921.f90: New testcase.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr61921.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-structalias.c