| Tim Northover | 00ed996 | 2014-03-29 10:18:08 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=arm64-apple-iOS5.0 |
| 2 | |
| 3 | ; CPSR is not allocatable so fast allocatable wouldn't mark them killed. |
| 4 | ; rdar://9313272 |
| 5 | |
| 6 | define hidden void @t() nounwind { |
| 7 | entry: |
| 8 | %cmp = icmp eq i32* null, undef |
| 9 | %frombool = zext i1 %cmp to i8 |
| 10 | store i8 %frombool, i8* undef, align 1 |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 11 | %tmp4 = load i8, i8* undef, align 1 |
| Tim Northover | 00ed996 | 2014-03-29 10:18:08 +0000 | [diff] [blame] | 12 | %tobool = trunc i8 %tmp4 to i1 |
| 13 | br i1 %tobool, label %land.lhs.true, label %if.end |
| 14 | |
| 15 | land.lhs.true: ; preds = %entry |
| 16 | unreachable |
| 17 | |
| 18 | if.end: ; preds = %entry |
| 19 | br i1 undef, label %land.lhs.true14, label %if.end33 |
| 20 | |
| 21 | land.lhs.true14: ; preds = %if.end |
| 22 | unreachable |
| 23 | |
| 24 | if.end33: ; preds = %if.end |
| 25 | unreachable |
| 26 | } |