[Bug target/65531] ICE: symtab_node::verify failed: Two symbols with same comdat_group are not linked by the same_comdat_group list. with -fcheck-pointer-bounds -mmpx

[ienkovich at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65531

--- Comment #5 from Ilya Enkovich <ienkovich at gcc dot gnu.org> ---
Author: ienkovich
Date: Tue Mar 31 08:29:28 2015
New Revision: 221788

URL: https://gcc.gnu.org/viewcvs?rev=221788&root=gcc&view=rev
Log:
gcc/

    PR target/65531
    * ipa-chkp.c (chkp_maybe_create_clone): Don't set
    same_comdat_group for external symbols.
    * symtab.c (symtab_node::verify_symtab_nodes): Avoid
    infinite same_comdat_group traversal loop.

gcc/testsuite/

    PR target/65531
    * gcc.target/i386/mpx/pr65531.cc: New.


Added:
    trunk/gcc/testsuite/gcc.target/i386/mpx/pr65531.cc
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa-chkp.c
    trunk/gcc/symtab.c
    trunk/gcc/testsuite/ChangeLog