[Bug rtl-optimization/72488] [7 Regression] wrong code (SIGFPE) at -Os and above on x86_64-linux-gnu (in the 64-bit mode)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72488

--- Comment #14 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Jan 19 12:00:42 2017
New Revision: 244623

URL: https://gcc.gnu.org/viewcvs?rev=244623&root=gcc&view=rev
Log:
2017-01-19  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/72488
        * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
        sure to restore SSA info.
        * tree-ssa.c (verify_ssa): Verify SSA info is not shared.

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