1; RUN: opt < %s -loop-reduce -S | FileCheck %s
2; RUN: opt -passes='require<scalar-evolution>,require<targetir>,loop(strength-reduce)' < %s -S | FileCheck %s
3;
4; PR11782: bad cast to AddRecExpr.
5; A sign extend feeds an IVUser and cannot be hoisted into the AddRec.
6; CollectIVChains should bailout on this case.
7
8
9; Provide legal integer types.
10target datalayout = "n8:16:32:64"
11
12%struct = type { i8*, i8*, i16, i64, i16, i16, i16, i64, i64, i16, i8*, i64, i64, i64 }
13
14; CHECK-LABEL: @test(
15; CHECK: for.body:
16; CHECK: lsr.iv = phi %struct
17; CHECK: br
18define i32 @test(i8* %h, i32 %more) nounwind uwtable {
19entry:
20  br i1 undef, label %land.end238, label %return
21
22land.end238:                                      ; preds = %if.end229
23  br label %for.body
24
25for.body:                                         ; preds = %sw.epilog, %land.end238
26  %fbh.0 = phi %struct* [ undef, %land.end238 ], [ %incdec.ptr, %sw.epilog ]
27  %column_n.0 = phi i16 [ 0, %land.end238 ], [ %inc601, %sw.epilog ]
28  %conv250 = sext i16 %column_n.0 to i32
29  %add257 = add nsw i32 %conv250, 1
30  %conv258 = trunc i32 %add257 to i16
31  %cmp263 = icmp ult i16 undef, 2
32  br label %if.end388
33
34if.end388:                                        ; preds = %if.then380, %if.else356
35  %ColLength = getelementptr inbounds %struct, %struct* %fbh.0, i64 0, i32 7
36  %call405 = call signext i16 @SQLColAttribute(i8* undef, i16 zeroext %conv258, i16 zeroext 1003, i8* null, i16 signext 0, i16* null, i64* %ColLength) nounwind
37  br label %sw.epilog
38
39sw.epilog:                                        ; preds = %sw.bb542, %sw.bb523, %if.end475
40  %inc601 = add i16 %column_n.0, 1
41  %incdec.ptr = getelementptr inbounds %struct, %struct* %fbh.0, i64 1
42  br label %for.body
43
44return:                                           ; preds = %entry
45  ret i32 1
46}
47
48declare signext i16 @SQLColAttribute(i8*, i16 zeroext, i16 zeroext, i8*, i16 signext, i16*, i64*)
49