| ; RUN: llc -march=hexagon < %s | 
 | ; | 
 | ; Used to fail with "Cannot select: v2i32,ch = load 0x16c5890, 0x16f76e0, 0x16f76e0<LD2[undef](align=8), sext from v2i8>" | 
 |  | 
 | target triple = "hexagon-unknown-linux-gnu" | 
 |  | 
 | define void @foo(ptr %p) nounwind { | 
 | entry: | 
 |   br label %polly.loop_header | 
 |  | 
 | polly.loop_after:                                 ; preds = %polly.loop_header | 
 |   unreachable | 
 |  | 
 | polly.loop_header:                                ; preds = %polly.loop_body, %entry | 
 |   %0 = icmp sle i32 undef, 63 | 
 |   br i1 %0, label %polly.loop_body, label %polly.loop_after | 
 |  | 
 | polly.loop_body:                                  ; preds = %polly.loop_header | 
 |   %_p_vec_full = load <2 x i8>, ptr %p, align 8 | 
 |   %1 = sext <2 x i8> %_p_vec_full to <2 x i32> | 
 |   %p_vec = mul <2 x i32> %1, <i32 3, i32 3> | 
 |   %mulp_vec = add <2 x i32> %p_vec, <i32 21, i32 21> | 
 |   store <2 x i32> %mulp_vec, ptr undef, align 8 | 
 |   br label %polly.loop_header | 
 | } |