1*9880d681SAndroid Build Coastguard Worker; RUN: opt -S -wholeprogramdevirt %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64" 4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu" 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker@vt1 = global [1 x i8*] [i8* bitcast (i32 ()* @vf1 to i8*)], !type !0 7*9880d681SAndroid Build Coastguard Worker@vt2 = global [1 x i8*] [i8* bitcast (i32 ()* @vf2 to i8*)], !type !0 8*9880d681SAndroid Build Coastguard Worker 9*9880d681SAndroid Build Coastguard Workerdefine i32 @vf1() readnone { 10*9880d681SAndroid Build Coastguard Worker ret i32 1 11*9880d681SAndroid Build Coastguard Worker} 12*9880d681SAndroid Build Coastguard Worker 13*9880d681SAndroid Build Coastguard Workerdefine i32 @vf2() readnone { 14*9880d681SAndroid Build Coastguard Worker ret i32 2 15*9880d681SAndroid Build Coastguard Worker} 16*9880d681SAndroid Build Coastguard Worker 17*9880d681SAndroid Build Coastguard Worker; CHECK: define i32 @call 18*9880d681SAndroid Build Coastguard Workerdefine i32 @call(i8* %obj) { 19*9880d681SAndroid Build Coastguard Worker %vtableptr = bitcast i8* %obj to [1 x i8*]** 20*9880d681SAndroid Build Coastguard Worker %vtable = load [1 x i8*]*, [1 x i8*]** %vtableptr 21*9880d681SAndroid Build Coastguard Worker %vtablei8 = bitcast [1 x i8*]* %vtable to i8* 22*9880d681SAndroid Build Coastguard Worker %p = call i1 @llvm.type.test(i8* %vtablei8, metadata !"typeid") 23*9880d681SAndroid Build Coastguard Worker call void @llvm.assume(i1 %p) 24*9880d681SAndroid Build Coastguard Worker %fptrptr = getelementptr [1 x i8*], [1 x i8*]* %vtable, i32 0, i32 0 25*9880d681SAndroid Build Coastguard Worker %fptr = load i8*, i8** %fptrptr 26*9880d681SAndroid Build Coastguard Worker %fptr_casted = bitcast i8* %fptr to i32 ()* 27*9880d681SAndroid Build Coastguard Worker ; CHECK: call i32 % 28*9880d681SAndroid Build Coastguard Worker %result = call i32 %fptr_casted() 29*9880d681SAndroid Build Coastguard Worker ret i32 %result 30*9880d681SAndroid Build Coastguard Worker} 31*9880d681SAndroid Build Coastguard Worker 32*9880d681SAndroid Build Coastguard Workerdeclare i1 @llvm.type.test(i8*, metadata) 33*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.assume(i1) 34*9880d681SAndroid Build Coastguard Worker 35*9880d681SAndroid Build Coastguard Worker!0 = !{i32 0, !"typeid"} 36