[Bug debug/48853] [4.7 Regression] Wrong DWARF codegen when Pmode != ptr_mode

[hjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48853

--- Comment #21 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2011-05-09 18:16:06 UTC ---
Author: hjl
Date: Mon May  9 18:16:04 2011
New Revision: 173587

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=173587
Log:
One more POINTERS_EXTEND_UNSIGNED fix in mem_loc_descriptor.

2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>

    PR debug/48853
    * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
    POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
    Pmode and mem_mode is not VOIDmode.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dwarf2out.c