| Chris Lattner | d8523aa | 2007-01-14 01:23:43 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | opt -analyze -scalar-evolution 2>&1 | grep '10000 iterations' |
| 2 | ; PR1101 |
| 3 | |
| 4 | %A = weak global [1000 x i32] zeroinitializer, align 32 |
| 5 | |
| 6 | implementation ; Functions: |
| 7 | |
| 8 | define void %test(i32 %N) { |
| 9 | entry: |
| 10 | "alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 11 | br label %bb3 |
| 12 | |
| 13 | bb: ; preds = %bb3 |
| 14 | %tmp = getelementptr [1000 x i32]* %A, i32 0, i32 %i.0 ; <i32*> [#uses=1] |
| 15 | store i32 123, i32* %tmp |
| 16 | %tmp2 = add i32 %i.0, 1 ; <i32> [#uses=1] |
| 17 | br label %bb3 |
| 18 | |
| 19 | bb3: ; preds = %bb, %entry |
| 20 | %i.0 = phi i32 [ 0, %entry ], [ %tmp2, %bb ] ; <i32> [#uses=3] |
| 21 | %tmp = icmp sle i32 %i.0, 9999 ; <i1> [#uses=1] |
| 22 | br i1 %tmp, label %bb, label %bb5 |
| 23 | |
| 24 | bb5: ; preds = %bb3 |
| 25 | br label %return |
| 26 | |
| 27 | return: ; preds = %bb5 |
| 28 | ret void |
| 29 | } |
| 30 | |
| 31 | |