50 lines
1.1 KiB
LLVM
50 lines
1.1 KiB
LLVM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-grtev4-linux-gnu"
|
|
|
|
%struct.B2 = type { %struct.A2 }
|
|
%struct.A2 = type { i32 (...)** }
|
|
%struct.B3 = type { %struct.A3 }
|
|
%struct.A3 = type { i32 (...)** }
|
|
|
|
@_ZTV1B2 = constant { [3 x i8*] } { [3 x i8*] [i8* undef, i8* undef, i8* undef] }, !type !0
|
|
|
|
@_ZTV1B3 = constant { [3 x i8*] } { [3 x i8*] [i8* undef, i8* undef, i8* undef] }, !type !1
|
|
|
|
define void @test2(i8* %b) {
|
|
entry:
|
|
%0 = bitcast i8* %b to i8**
|
|
%vtable2 = load i8*, i8** %0
|
|
%1 = tail call i1 @llvm.type.test(i8* %vtable2, metadata !"_ZTS1A2")
|
|
br i1 %1, label %cont, label %trap
|
|
|
|
trap:
|
|
tail call void @llvm.trap()
|
|
unreachable
|
|
|
|
cont:
|
|
ret void
|
|
}
|
|
|
|
define void @test1(i8* %b) {
|
|
entry:
|
|
%0 = bitcast i8* %b to i8**
|
|
%vtable2 = load i8*, i8** %0
|
|
%1 = tail call i1 @llvm.type.test(i8* %vtable2, metadata !"_ZTS1A3")
|
|
br i1 %1, label %cont, label %trap
|
|
|
|
trap:
|
|
tail call void @llvm.trap()
|
|
unreachable
|
|
|
|
cont:
|
|
ret void
|
|
}
|
|
|
|
@test3 = hidden unnamed_addr alias void (i8*), void (i8*)* @test1
|
|
|
|
declare i1 @llvm.type.test(i8*, metadata)
|
|
declare void @llvm.trap()
|
|
|
|
!0 = !{i64 16, !"_ZTS1A2"}
|
|
!1 = !{i64 16, !"_ZTS1A3"}
|