[Bug target/53755] New: [4.7 Regression] ICE in replace_reg_with_saved_mem, at caller-save.c:1125 on i586-linux-gnu

[doko at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53755

             Bug #: 53755
           Summary: [4.7 Regression] ICE in replace_reg_with_saved_mem, at
                    caller-save.c:1125 on i586-linux-gnu
    Classification: Unclassified
           Product: gcc
           Version: 4.7.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: d...@gcc.gnu.org


Created attachment 27690
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27690
preprocessed source

Might be a duplicate of PR52662.

seen with 4.7.1 on i586-linux-gnu, not x86_64, not seen with the 4.6 branch and
the trunk 20120601. '-fPIC -fvisibility=hidden -fno-builtin-memcmp' are all
needed to trigger the ice.

$ gcc -m32 -c -g -O2 -fPIC -fvisibility=hidden -fno-builtin-memcmp
evergreen_compute_internal.i 
evergreen_compute_internal.c: In function 'evergreen_set_vtx_resource':
evergreen_compute_internal.c:693:1: internal compiler error: in
replace_reg_with_saved_mem, at caller-save.c:1125
Please submit a full bug report,
with preprocessed source if appropriate.