[Bug tree-optimization/47276] [4.6 Regression] ICE in function_and_variable_visibility, at ipa.c:857 during compiling glibc.

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47276

--- Comment #5 from Jan Hubicka <hubicka at gcc dot gnu.org> 2011-01-15 
15:45:00 UTC ---
Author: hubicka
Date: Sat Jan 15 15:44:56 2011
New Revision: 168844

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168844
Log:
    PR tree-optimization/47276 
    * ipa.c (function_and_variable_visibility): Do not try to mark alias
    declarations as needed.
    * gcc.dg/pr47276.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr47276.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa.c
    trunk/gcc/testsuite/ChangeLog