1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -basicaa -gvn -S | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" 4*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-darwin7" 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Workerdefine i8 @test(i8* %P) nounwind { 7*9880d681SAndroid Build Coastguard Worker; CHECK: lifetime.start 8*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: load 9*9880d681SAndroid Build Coastguard Worker; CHECK: lifetime.end 10*9880d681SAndroid Build Coastguard Workerentry: 11*9880d681SAndroid Build Coastguard Worker call void @llvm.lifetime.start(i64 32, i8* %P) 12*9880d681SAndroid Build Coastguard Worker %0 = load i8, i8* %P 13*9880d681SAndroid Build Coastguard Worker store i8 1, i8* %P 14*9880d681SAndroid Build Coastguard Worker call void @llvm.lifetime.end(i64 32, i8* %P) 15*9880d681SAndroid Build Coastguard Worker %1 = load i8, i8* %P 16*9880d681SAndroid Build Coastguard Worker ret i8 %1 17*9880d681SAndroid Build Coastguard Worker} 18*9880d681SAndroid Build Coastguard Worker 19*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.lifetime.start(i64 %S, i8* nocapture %P) readonly 20*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.lifetime.end(i64 %S, i8* nocapture %P) 21