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      ! { dg-do compile { target i?86-*-* x86_64-*-* } }

      ! { dg-options "-w -m32 -O2 -ffloat-store -fgcse-after-reload" }

      !

      ! GCSE after reload made a stack register live across an abnormal

      ! edges for one of the computed jumps.  This bombed in reg-stack.

      function foo(n)

      real(kind=8) foo

      integer ix, n, next

      real(kind=8) xmax, absx

      foo  = 0.0d0

      assign 20 to next

      do ix = 1,n

         go to next,(10, 30)

   10    assign 40 to next

         go to 40

   20    if (absx .gt. 8.232d-11) go to 40

   30    if (absx .le. xmax) go to 40

         xmax = absx

   40    go to next,(10, 30)

      end do

      return

      end