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      1 ; RUN: opt < %s -instcombine -S | not grep or
      2 ; PR2629
      3 
      4 define void @f(i8* %x) nounwind  {
      5 entry:
      6         br label %bb
      7 
      8 bb:
      9 	%g1 = getelementptr i8* %x, i32 0
     10         %l1 = load i8* %g1, align 1
     11 	%s1 = sub i8 %l1, 6
     12 	%c1 = icmp ugt i8 %s1, 2
     13 	%s2 = sub i8 %l1, 10
     14         %c2 = icmp ugt i8 %s2, 2
     15         %a1 = and i1 %c1, %c2
     16 	br i1 %a1, label %incompatible, label %okay
     17 
     18 okay:
     19         ret void
     20 
     21 incompatible:
     22         ret void
     23 }
     24