| Eric Christopher | f000957 | 2011-08-15 20:50:36 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -S -ipsccp | FileCheck %s |
| 2 | |
| 3 | @_ZL6test1g = internal global i32 42, align 4 |
| 4 | |
| 5 | define void @_Z7test1f1v() nounwind { |
| 6 | entry: |
| 7 | %tmp = load i32* @_ZL6test1g, align 4 |
| 8 | %cmp = icmp eq i32 %tmp, 0 |
| 9 | br i1 %cmp, label %if.then, label %if.end |
| 10 | |
| 11 | if.then: ; preds = %entry |
| 12 | store i32 0, i32* @_ZL6test1g, align 4 |
| 13 | br label %if.end |
| 14 | |
| 15 | if.end: ; preds = %if.then, %entry |
| 16 | ret void |
| 17 | } |
| 18 | |
| 19 | ; CHECK: @_Z7test1f2v() |
| 20 | ; CHECK: entry: |
| 21 | ; CHECK-NEXT: ret i32 42 |
| 22 | define i32 @_Z7test1f2v() nounwind { |
| 23 | entry: |
| 24 | %tmp = load i32* @_ZL6test1g, align 4 |
| 25 | ret i32 %tmp |
| 26 | } |