[Bug tree-optimization/64330] [5 Regression] IPA-ICF merges const exported vars that could be addressable in other TUs

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64330

--- Comment #10 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Thu Dec 18 13:32:18 2014
New Revision: 218864

URL: https://gcc.gnu.org/viewcvs?rev=218864&root=gcc&view=rev
Log:
Fix for PR64330.

    PR tree-optimization/64330
    * ipa-icf.c (sem_variable::parse): Add checking
    for externally visible symbols and do not introduce
    an alias for an external declaration.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa-icf.c