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1; RUN: opt < %s -passes=globaldce -S | FileCheck %s2 3target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"4 5declare { ptr, i1 } @llvm.type.checked.load(ptr, i32, metadata)6 7@vtableA = internal unnamed_addr constant { [2 x ptr] } { [2 x ptr] [8 ptr null,9 ptr @vfunc210]}, align 8, !type !{i64 0, !"vfunc1.type"}, !type !{i64 8, !"vfunc2.type"}, !vcall_visibility !{i64 2}11 12; CHECK: @vtableA = internal unnamed_addr constant { [2 x ptr] } { [2 x ptr] [13; CHECK-SAME: ptr null,14; CHECK-SAME: ptr @vfunc215; CHECK-SAME: ] }, align 816 17@vtableB = internal unnamed_addr constant { [2 x ptr] } { [2 x ptr] [18 ptr @vfunc1,19 ptr @vfunc220]}, align 8, !type !{i64 0, !"vfunc1.type"}, !type !{i64 8, !"vfunc2.type"}, !vcall_visibility !{i64 2}21 22; CHECK: @vtableB = internal unnamed_addr constant { [2 x ptr] } { [2 x ptr] [23; CHECK-SAME: ptr @vfunc1,24; CHECK-SAME: ptr @vfunc225; CHECK-SAME: ] }, align 826 27define internal void @vfunc1() {28 ret void29}30 31define internal void @vfunc2() {32 ret void33}34 35define void @main() {36 %1 = ptrtoint ptr @vtableA to i64 ; to keep @vtableA alive37 %2 = ptrtoint ptr @vtableB to i64 ; to keep @vtableB alive38 %3 = tail call { ptr, i1 } @llvm.type.checked.load(ptr null, i32 0, metadata !"vfunc1.type")39 %4 = tail call { ptr, i1 } @llvm.type.checked.load(ptr null, i32 0, metadata !"vfunc2.type")40 ret void41}42 43!999 = !{i32 1, !"Virtual Function Elim", i32 1}44!llvm.module.flags = !{!999}45