[Bug debug/48203] ICE in dwarf2out.c while building eglibc.

["ramana at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48203

--- Comment #14 from Ramana Radhakrishnan <ramana at gcc dot gnu.org> 2011-05-31 22:30:42 UTC ---
(In reply to comment #13)
> Author: jakub
> Date: Mon Mar 28 23:53:46 2011
> New Revision: 171640
> 
> URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171640
> Log:
>     PR debug/48203
>     * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
>     create ENTRY_VALUE if incoming or address of incoming's MEM
>     is a hard REG.
>     * dwarf2out.c (mem_loc_descriptor): Don't emit
>     DW_OP_GNU_entry_value of DW_OP_fbreg.
>     * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
>     on ENTRY_VALUE is able to find the canonical parameter VALUE.
>     * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
>     rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
>     ENTRY_VALUE_EXPs.
>     (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
>     is a REG_P or MEM_P with REG_P address, compute hash directly
>     instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
>     (preserve_only_constants): Don't clear VALUES forwaring
>     ENTRY_VALUE to some other VALUE.
> 
>     * gcc.dg/pr48203.c: New test.
> 
> Added:
>     trunk/gcc/testsuite/gcc.dg/pr48203.c
> Modified:
>     trunk/gcc/ChangeLog
>     trunk/gcc/cfgexpand.c
>     trunk/gcc/cselib.c
>     trunk/gcc/dwarf2out.c
>     trunk/gcc/testsuite/ChangeLog
>     trunk/gcc/var-tracking.c


Jakub, Is this now fixed ?

Ramana