| Tanya Lattner | ce7d5db | 2008-03-19 05:39:35 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | opt -predsimplify -disable-output |
| Nick Lewycky | dc08cd5 | 2006-09-10 02:27:07 +0000 | [diff] [blame] | 2 | |
| Tanya Lattner | ce7d5db | 2008-03-19 05:39:35 +0000 | [diff] [blame] | 3 | define void @safe_strcpy(i32 %size1) { |
| Nick Lewycky | dc08cd5 | 2006-09-10 02:27:07 +0000 | [diff] [blame] | 4 | entry: |
| Tanya Lattner | ce7d5db | 2008-03-19 05:39:35 +0000 | [diff] [blame] | 5 | %tmp = icmp eq i32 %size1, 0 ; <i1> [#uses=1] |
| 6 | br i1 %tmp, label %return, label %strlen.exit |
| Nick Lewycky | dc08cd5 | 2006-09-10 02:27:07 +0000 | [diff] [blame] | 7 | strlen.exit: ; preds = %entry |
| Tanya Lattner | ce7d5db | 2008-03-19 05:39:35 +0000 | [diff] [blame] | 8 | %tmp.upgrd.1 = trunc i64 0 to i32 ; <i32> [#uses=2] |
| 9 | %tmp6 = icmp ult i32 %tmp.upgrd.1, %size1 ; <i1> [#uses=1] |
| 10 | br i1 %tmp6, label %cond_true7, label %cond_false19 |
| Nick Lewycky | dc08cd5 | 2006-09-10 02:27:07 +0000 | [diff] [blame] | 11 | cond_true7: ; preds = %strlen.exit |
| Tanya Lattner | ce7d5db | 2008-03-19 05:39:35 +0000 | [diff] [blame] | 12 | %tmp9 = icmp eq i32 %tmp.upgrd.1, 0 ; <i1> [#uses=1] |
| 13 | br i1 %tmp9, label %cond_next15, label %cond_true10 |
| Nick Lewycky | dc08cd5 | 2006-09-10 02:27:07 +0000 | [diff] [blame] | 14 | cond_true10: ; preds = %cond_true7 |
| 15 | ret void |
| Nick Lewycky | dc08cd5 | 2006-09-10 02:27:07 +0000 | [diff] [blame] | 16 | cond_next15: ; preds = %cond_true7 |
| 17 | ret void |
| Nick Lewycky | dc08cd5 | 2006-09-10 02:27:07 +0000 | [diff] [blame] | 18 | cond_false19: ; preds = %strlen.exit |
| 19 | ret void |
| Nick Lewycky | dc08cd5 | 2006-09-10 02:27:07 +0000 | [diff] [blame] | 20 | return: ; preds = %entry |
| 21 | ret void |
| 22 | } |
| Tanya Lattner | ce7d5db | 2008-03-19 05:39:35 +0000 | [diff] [blame] | 23 | |