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      1 ; RUN: llc -march=hexagon < %s | FileCheck %s
      2 ; REQUIRES: asserts
      3 
      4 ; CHECK: dccleana
      5 
      6 ; Function Attrs: nounwind
      7 declare void @llvm.hexagon.Y2.dccleana(i8*) #0
      8 
      9 define i32 @f0(i8* %a0) {
     10 b0:
     11   tail call void @llvm.hexagon.Y2.dccleana(i8* %a0)
     12   %v0 = load i8, i8* %a0
     13   %v1 = zext i8 %v0 to i32
     14   ret i32 %v1
     15 }
     16 
     17 attributes #0 = { nounwind }
     18