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21 lines
495 B

; RUN: llc -O2 -march=hexagon < %s
; REQUIRES: asserts
; Function Attrs: nounwind
define void @f0(i32 %a0) #0 {
b0:
%v0 = icmp ugt i32 %a0, 1
br i1 %v0, label %b1, label %b2
b1: ; preds = %b1, %b0
%v1 = phi i32 [ %v2, %b1 ], [ 0, %b0 ]
%v2 = add nsw i32 %v1, 2
%v3 = icmp slt i32 %v2, 0
br i1 %v3, label %b1, label %b2
b2: ; preds = %b1, %b0
unreachable
}
attributes #0 = { nounwind }