[Bug debug/42630] New: "-fcompare-debug failure (length)" with "-O1 -fvariable-expansion-in-unroller -funroll-loops"

[zsojka at seznam dot cz]

Can be related to pr42629

Command line:
gcc -O1 -fvariable-expansion-in-unroller -funroll-loops -fcompare-debug -c
testcase.c

Tested revisions (x86_64):
r155643 - crash
r155290 - crash (x86)
r154886 - crash
r153685 - crash

Output:
/mnt/svn/gcc-trunk/binary-155643-lto/bin/gcc -O1
-fvariable-expansion-in-unroller -funroll-loops -fcompare-debug -c testcase.c
gcc: testcase.c: -fcompare-debug failure (length)


-- 
           Summary: "-fcompare-debug failure (length)" with "-O1 -fvariable-
                    expansion-in-unroller -funroll-loops"
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: debug
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: zsojka at seznam dot cz
  GCC host triplet: x86(_64)-pc-linux-gnu
GCC target triplet: x86(_64)-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42630