1 ; RUN: opt -S -passes=wholeprogramdevirt -whole-program-visibility %s | FileCheck %s
3 target datalayout = "e-p:64:64"
4 target triple = "x86_64-unknown-linux-gnu"
6 @vt1 = constant [1 x ptr] [ptr @vf0], !type !0
7 @vt2 = constant [1 x ptr] [ptr @vf0], !type !0, !type !1
8 @vt3 = constant [1 x ptr] [ptr @vf1], !type !0, !type !1
9 @vt4 = constant [1 x ptr] [ptr @vf1], !type !1
11 define i1 @vf0(ptr %this) readnone {
15 define i1 @vf1(ptr %this) readnone {
19 ; CHECK: define i1 @call
20 define i1 @call(ptr %obj) {
21 %vtable = load ptr, ptr %obj
22 %p = call i1 @llvm.type.test(ptr %vtable, metadata !"typeid1")
23 call void @llvm.assume(i1 %p)
24 %p2 = call i1 @llvm.type.test(ptr %vtable, metadata !"typeid1")
25 call void @llvm.assume(i1 %p2)
26 %fptr = load ptr, ptr %vtable
27 ; CHECK: [[RES1:%[^ ]*]] = icmp eq ptr %vtable, @vt3
28 %result = call i1 %fptr(ptr %obj)
29 ; CHECK: ret i1 [[RES1]]
33 declare i1 @llvm.type.test(ptr, metadata)
34 declare void @llvm.assume(i1)
36 !0 = !{i32 0, !"typeid1"}
37 !1 = !{i32 0, !"typeid2"}