1; RUN: opt %loadPolly %defaultOpts -polly-cloog -analyze %s | FileCheck %s
2; RUN: opt %loadPolly %defaultOpts -polly-codegen %s | lli -
3; ModuleID = 'single_loop.s'
4target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
5target triple = "x86_64-unknown-linux-gnu"
6
7define i32 @main() nounwind {
8entry:
9  %A = alloca [1024 x i32], align 4               ; <[1024 x i32]*> [#uses=3]
10  %arraydecay = getelementptr inbounds [1024 x i32]* %A, i32 0, i32 0 ; <i32*> [#uses=1]
11  %conv = bitcast i32* %arraydecay to i8*         ; <i8*> [#uses=1]
12  call void @llvm.memset.p0i8.i64(i8* %conv, i8 0, i64 4096, i32 1, i1 false)
13  br label %for.cond
14
15for.cond:                                         ; preds = %for.inc, %entry
16  %indvar1 = phi i64 [ %indvar.next2, %for.inc ], [ 0, %entry ] ; <i64> [#uses=3]
17  %arrayidx = getelementptr [1024 x i32]* %A, i64 0, i64 %indvar1 ; <i32*> [#uses=1]
18  %exitcond = icmp ne i64 %indvar1, 1024          ; <i1> [#uses=1]
19  br i1 %exitcond, label %for.body, label %for.end
20
21for.body:                                         ; preds = %for.cond
22  store i32 1, i32* %arrayidx
23  br label %for.inc
24
25for.inc:                                          ; preds = %for.body
26  %indvar.next2 = add i64 %indvar1, 1             ; <i64> [#uses=1]
27  br label %for.cond
28
29for.end:                                          ; preds = %for.cond
30  br label %for.cond5
31
32for.cond5:                                        ; preds = %for.inc17, %for.end
33  %indvar = phi i64 [ %indvar.next, %for.inc17 ], [ 0, %for.end ] ; <i64> [#uses=3]
34  %arrayidx13 = getelementptr [1024 x i32]* %A, i64 0, i64 %indvar ; <i32*> [#uses=1]
35  %i.1 = trunc i64 %indvar to i32                 ; <i32> [#uses=1]
36  %cmp7 = icmp slt i32 %i.1, 1024                 ; <i1> [#uses=1]
37  br i1 %cmp7, label %for.body9, label %for.end20
38
39for.body9:                                        ; preds = %for.cond5
40  %tmp14 = load i32* %arrayidx13                  ; <i32> [#uses=1]
41  %cmp15 = icmp ne i32 %tmp14, 1                  ; <i1> [#uses=1]
42  br i1 %cmp15, label %if.then, label %if.end
43
44if.then:                                          ; preds = %for.body9
45  br label %return
46
47if.end:                                           ; preds = %for.body9
48  br label %for.inc17
49
50for.inc17:                                        ; preds = %if.end
51  %indvar.next = add i64 %indvar, 1               ; <i64> [#uses=1]
52  br label %for.cond5
53
54for.end20:                                        ; preds = %for.cond5
55  br label %return
56
57return:                                           ; preds = %for.end20, %if.then
58  %retval.0 = phi i32 [ 1, %if.then ], [ 0, %for.end20 ] ; <i32> [#uses=1]
59  ret i32 %retval.0
60}
61
62declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
63
64; CHECK:for (c2=0;c2<=1023;c2++) {
65; CHECK:    Stmt_for_body(c2);
66; CHECK:}
67