1 ; RUN: llc %s -o - -fast-isel=true -O1 -verify-machineinstrs | FileCheck %s
3 target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"
4 target triple = "thumbv7-apple-ios8.0.0"
6 ; Tail duplication was incorrectly leaving kill flags on the duplicated instructions.
7 ; The machine verifier is able to spot this error, so this test should pass if it passes verification.
11 %struct.cdiff_ctx = type { i8*, %struct.cdiff_node*, %struct.cdiff_node*, %struct.cdiff_node*, %struct.cdiff_node* }
12 %struct.cdiff_node = type { i32, i8*, i8*, %struct.cdiff_node* }
14 declare i32 @logg(i32)
16 define hidden i32 @test(%struct.cdiff_ctx* nocapture %ctx, %struct.cdiff_node* %tmp10) {
20 bb33: ; preds = %bb92, %.outer
21 %lines.0 = phi i32 [ %tmp37, %bb92 ], [ %lines.0.ph, %.outer ]
22 %tmp37 = add i32 %lines.0, 1
23 %tmp39 = load i32, i32* %tmp57, align 4
24 %tmp40 = icmp eq i32 %tmp39, %tmp37
25 br i1 %tmp40, label %bb41, label %bb92
28 %tmp45 = call i32 @strncmp()
29 %tmp46 = icmp eq i32 %tmp45, 0
30 br i1 %tmp46, label %bb53, label %bb47
33 %tmp52 = call i32 @logg(i32 %tmp37)
37 %tmp54 = getelementptr inbounds %struct.cdiff_node, %struct.cdiff_node* %del.0.ph, i32 0, i32 3
38 %tmp55 = load %struct.cdiff_node*, %struct.cdiff_node** %tmp54, align 4
41 .outer: ; preds = %bb53, %bb
42 %del.0.ph = phi %struct.cdiff_node* [ %tmp55, %bb53 ], [ null, %bb ]
43 %lines.0.ph = phi i32 [ 1, %bb53 ], [ 0, %bb ]
44 %tmp57 = getelementptr inbounds %struct.cdiff_node, %struct.cdiff_node* %del.0.ph, i32 0, i32 0
48 %tmp93 = call i32 @puts()
52 declare i32 @strncmp()