[Bug tree-optimization/46583] [4.6 Regression] -fcompare-debug failure with -O -fno-inline -fipa-cp -fipa-cp-clone

[aoliva at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46583

--- Comment #8 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2011-01-20 
16:56:30 UTC ---
Author: aoliva
Date: Thu Jan 20 16:56:25 2011
New Revision: 169058

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169058
Log:
gcc/ChangeLog:
PR debug/46583
* tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
gcc/testsuite/ChangeLog:
PR debug/46583
* g++.dg/debug/pr46583.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/debug/pr46583.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-live.c