1; RUN: opt -S -passes=wholeprogramdevirt -whole-program-visibility %s | FileCheck %s 2 3target datalayout = "e-p:64:64" 4target triple = "x86_64-unknown-linux-gnu" 5 6%vtTy = type { [2 x ptr], [2 x ptr] } 7 8@vt = constant %vtTy { [2 x ptr] [ptr null, ptr @vf1], [2 x ptr] [ptr null, ptr @vf2] }, !type !0, !type !1 9 10define void @vf1(ptr %this) { 11 ret void 12} 13 14define void @vf2(ptr %this) { 15 ret void 16} 17 18; CHECK: define void @call1 19define void @call1(ptr %obj) { 20 %vtable = load ptr, ptr %obj 21 %p = call i1 @llvm.type.test(ptr %vtable, metadata !"typeid1") 22 call void @llvm.assume(i1 %p) 23 %fptr = load ptr, ptr %vtable 24 ; CHECK: call void @vf1( 25 call void %fptr(ptr %obj) 26 ret void 27} 28 29; CHECK: define void @call2 30define void @call2(ptr %obj) { 31 %vtable = load ptr, ptr %obj 32 %p = call i1 @llvm.type.test(ptr %vtable, metadata !"typeid2") 33 call void @llvm.assume(i1 %p) 34 %fptr = load ptr, ptr %vtable 35 ; CHECK: call void @vf2( 36 call void %fptr(ptr %obj) 37 ret void 38} 39 40declare i1 @llvm.type.test(ptr, metadata) 41declare void @llvm.assume(i1) 42 43!0 = !{i32 8, !"typeid1"} 44!1 = !{i32 24, !"typeid2"} 45