[Bug target/64935] New: [5 Regression] compare debug failure during building of Linux kernel

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64935

            Bug ID: 64935
           Summary: [5 Regression] compare debug failure during building
                    of Linux kernel
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: trippels at gcc dot gnu.org
              Host: powerpc64-unknown-linux-gnu
            Target: powerpc64-unknown-linux-gnu
             Build: powerpc64-unknown-linux-gnu

Created attachment 34663
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34663&action=edit
unreduced testcase

trippels@gcc2-power8 linux-3.17.6 % GCC_COMPARE_DEBUG=1
/home/trippels/gcc_test/usr/local/bin/gcc -std=gnu89 -O2 -c wp512.i            
                         gcc: error: wp512.i: -fcompare-debug failure (length) 

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