1; RUN: opt -S %loadPolly -basic-aa -polly-dependences-analysis-type=value-based -polly-dce -polly-dce-precise-steps=2 -polly-ast -analyze < %s | FileCheck %s 2target 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" 3; 4; for(i = 0; i < 200; i++ ) 5; A[i] = 2; 6; 7; for (i = 0; i < 50; i++ ) 8; A[i] = 5; 9; 10; for (i = 0; i < 70; i++ ) 11; A[i] = A[i] + 5; 12; 13; for (i = 100; i < 110; i++ ) 14; A[i] = i; 15; 16define void @main() nounwind uwtable { 17entry: 18 %A = alloca [200 x i32], align 16 19 br label %for.body.1 20 21for.body.1: 22 %indvar.1 = phi i64 [ 0, %entry ], [ %indvar.next.1, %for.body.1 ] 23 %arrayidx.1 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.1 24 store i32 2, i32* %arrayidx.1, align 4 25 %indvar.next.1 = add i64 %indvar.1, 1 26 %exitcond.1 = icmp ne i64 %indvar.next.1, 200 27 br i1 %exitcond.1, label %for.body.1, label %exit.1 28 29exit.1: 30 br label %for.body.2 31 32for.body.2: 33 %indvar.2 = phi i64 [ 0, %exit.1 ], [ %indvar.next.2, %for.body.2 ] 34 %arrayidx.2 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.2 35 store i32 5, i32* %arrayidx.2, align 4 36 %indvar.next.2 = add i64 %indvar.2, 1 37 %exitcond.2 = icmp ne i64 %indvar.next.2, 50 38 br i1 %exitcond.2, label %for.body.2, label %exit.2 39 40exit.2: 41 br label %for.body.3 42 43for.body.3: 44 %indvar.3 = phi i64 [ 0, %exit.2 ], [ %indvar.next.3, %for.body.3 ] 45 %arrayidx.3 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.3 46 %val = load i32, i32* %arrayidx.3, align 4 47 %add = add nsw i32 %val, 5 48 store i32 %add, i32* %arrayidx.3, align 4 49 %indvar.next.3 = add i64 %indvar.3, 1 50 %exitcond.3 = icmp ne i64 %indvar.next.3, 70 51 br i1 %exitcond.3, label %for.body.3 , label %exit.3 52 53exit.3: 54 br label %for.body.4 55 56for.body.4: 57 %indvar.4 = phi i64 [ 0, %exit.3 ], [ %indvar.next.4, %for.body.4 ] 58 %indvar.plus = add i64 %indvar.4, 100 59 %trunc = trunc i64 %indvar.plus to i32 60 %arrayidx.4 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.plus 61 store i32 %trunc, i32* %arrayidx.4, align 4 62 %indvar.next.4 = add i64 %indvar.4, 1 63 %exitcond.4 = icmp ne i64 %indvar.next.4, 10 64 br i1 %exitcond.4, label %for.body.4, label %exit.4 65 66exit.4: 67 ret void 68} 69 70; CHECK: for (int c0 = 50; c0 <= 99; c0 += 1) 71; CHECK: Stmt_for_body_1(c0); 72; CHECK: for (int c0 = 110; c0 <= 199; c0 += 1) 73; CHECK: Stmt_for_body_1(c0); 74; CHECK: for (int c0 = 0; c0 <= 49; c0 += 1) 75; CHECK: Stmt_for_body_2(c0); 76; CHECK: for (int c0 = 0; c0 <= 69; c0 += 1) 77; CHECK: Stmt_for_body_3(c0); 78; CHECK: for (int c0 = 0; c0 <= 9; c0 += 1) 79