| ; RUN: llc -march=hexagon < %s | 
 | ; REQUIRES: asserts | 
 |  | 
 | ; Check for successful compilation. | 
 |  | 
 | define i8* @f0(i32 %a0, i32 %a1) { | 
 | b0: | 
 |   %v0 = call noalias i8* @f1(i32 undef, i32 undef) | 
 |   br i1 undef, label %b2, label %b1 | 
 |  | 
 | b1:                                               ; preds = %b0 | 
 |   %v1 = ptrtoint i8* %v0 to i32 | 
 |   %v2 = bitcast i8* %v0 to i32* | 
 |   store volatile i32 %v1, i32* %v2, align 4 | 
 |   %v3 = getelementptr inbounds i8, i8* %v0, i32 4 | 
 |   %v4 = bitcast i8* %v3 to i8** | 
 |   store i8* %v0, i8** %v4, align 4 | 
 |   %v5 = getelementptr inbounds i8, i8* %v0, i32 16 | 
 |   br label %b2 | 
 |  | 
 | b2:                                               ; preds = %b1, %b0 | 
 |   %v6 = phi i8* [ %v5, %b1 ], [ null, %b0 ] | 
 |   ret i8* %v6 | 
 | } | 
 |  | 
 | declare noalias i8* @f1(i32, i32) local_unnamed_addr |