1; RUN: opt -S -simplifycfg < %s | FileCheck %s 2target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 3target triple = "x86_64-unknown-linux-gnu" 4 5@GV = external constant i64* 6 7define i64* @test1(i1 %cond, i8* %P) { 8entry: 9 br i1 %cond, label %if, label %then 10 11then: 12 %bc = bitcast i8* %P to i64* 13 br label %join 14 15if: 16 %load = load i64*, i64** @GV, align 8, !dereferenceable !0 17 br label %join 18 19join: 20 %phi = phi i64* [ %bc, %then ], [ %load, %if ] 21 ret i64* %phi 22} 23 24; CHECK-LABEL: define i64* @test1( 25; CHECK: %[[bc:.*]] = bitcast i8* %P to i64* 26; CHECK: %[[load:.*]] = load i64*, i64** @GV, align 8{{$}} 27; CHECK: %[[phi:.*]] = select i1 %cond, i64* %[[load]], i64* %[[bc]] 28; CHECK: ret i64* %[[phi]] 29 30 31!0 = !{i64 8} 32