| ; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>,verify<memoryssa>' -disable-output < %s 2>&1 | FileCheck %s | |
| target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" | |
| define void @test() { | |
| entry: | |
| br i1 undef, label %split1, label %split2 | |
| split1: | |
| store i16 undef, i16* undef, align 2 | |
| br label %merge | |
| split2: | |
| br label %merge | |
| forwardunreachable: | |
| br label %merge | |
| merge: | |
| ; The forwardunreachable block still needs an entry in the phi node, | |
| ; because it is reverse reachable, so the CFG still has it as a | |
| ; predecessor of the block | |
| ; CHECK: 3 = MemoryPhi({split1,1},{split2,liveOnEntry},{forwardunreachable,liveOnEntry}) | |
| store i16 undef, i16* undef, align 2 | |
| ret void | |
| } | |