[Bug debug/47106] -fcompare-debug failure (length) with -fpartial-inlining -flto -fconserve-stack

[aoliva at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47106

--- Comment #3 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2011-01-21 
14:57:36 UTC ---
Author: aoliva
Date: Fri Jan 21 14:57:33 2011
New Revision: 169093

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169093
Log:
PR debug/47106
* cfgexpand.c (account_used_vars_for_block): Only account vars
that are annotated as used.
(estimated_stack_frame_size): Don't set TREE_USED.
* tree-dfa.c (create_var_ann): Mark variable as used.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/tree-dfa.c