| Daniel Berlin | fc7e651 | 2016-07-06 05:32:05 +0000 | [diff] [blame] | 1 | ; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>,verify<memoryssa>' -disable-output < %s 2>&1 | FileCheck %s |
| 2 | target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" |
| 3 | |
| 4 | define void @test() { |
| 5 | entry: |
| 6 | br i1 undef, label %split1, label %split2 |
| 7 | |
| 8 | split1: |
| 9 | store i16 undef, i16* undef, align 2 |
| 10 | br label %merge |
| 11 | split2: |
| 12 | br label %merge |
| 13 | forwardunreachable: |
| 14 | br label %merge |
| 15 | merge: |
| 16 | ; The forwardunreachable block still needs an entry in the phi node, |
| 17 | ; because it is reverse reachable, so the CFG still has it as a |
| 18 | ; predecessor of the block |
| 19 | ; CHECK: 3 = MemoryPhi({split1,1},{split2,liveOnEntry},{forwardunreachable,liveOnEntry}) |
| 20 | store i16 undef, i16* undef, align 2 |
| 21 | ret void |
| 22 | } |
| 23 | |