[Bug ipa/63664] ipa-icf pass fails with segfault

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63664

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Thu Oct 30 10:10:58 2014
New Revision: 216913

URL: https://gcc.gnu.org/viewcvs?rev=216913&root=gcc&view=rev
Log:
    PR ipa/63574
    PR ipa/63664
    * g++.dg/ipa/pr63574.C: New test.
    * ipa-icf-gimple.c (func_checker::parse_labels): Missing comment added.
    (func_checker::compare_gimple_label): Simlified comparison introduced.
    * ipa-icf-gimple.h: Missing comment added.


Added:
    trunk/gcc/testsuite/g++.dg/ipa/pr63574.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa-icf-gimple.c
    trunk/gcc/ipa-icf-gimple.h
    trunk/gcc/testsuite/ChangeLog