This patch

http://gcc.gnu.org/ml/gcc-cvs/2007-07/msg00424.html

causes

[hjl@gnu-26 gcc]$ ./xgcc -B./ -O2 -S
/export/gnu/import/rrs/126568/src/gcc/testsuite/g++.dg/opt/pr24665.C
/export/gnu/import/rrs/126568/src/gcc/testsuite/g++.dg/opt/pr24665.C: In
constructor âController_t::Controller_t()â:
/export/gnu/import/rrs/126568/src/gcc/testsuite/g++.dg/opt/pr24665.C:26:
internal compiler error: in get_indirect_ref_operands, at
tree-ssa-operands.c:1612
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
[hjl@gnu-26 gcc]$


-- 
           Summary: [4.3 Regression]  g++.dg/opt/pr24665.C
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hjl at lucon dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32850