| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-grtev4-linux-gnu" |
| |
| source_filename = "-" |
| |
| %struct.A = type { ptr } |
| %struct.B = type { %struct.A } |
| |
| $_ZTV1B = comdat any |
| |
| @_ZTV1B = constant { [4 x ptr] } { [4 x ptr] [ptr null, ptr undef, ptr @_ZN1B1fEi, ptr @_ZN1A1nEi] }, comdat, !type !0, !type !1 |
| |
| define i32 @_ZN1B1fEi(ptr %this, i32 %a) #0 comdat($_ZTV1B) { |
| ret i32 0; |
| } |
| |
| define i32 @_ZN1A1nEi(ptr %this, i32 %a) #0 comdat($_ZTV1B) { |
| ret i32 0; |
| } |
| |
| define i32 @test2(ptr %obj, i32 %a) { |
| entry: |
| %vtable2 = load ptr, ptr %obj |
| %p2 = call i1 @llvm.type.test(ptr %vtable2, metadata !"_ZTS1B") |
| call void @llvm.assume(i1 %p2) |
| |
| %fptrptr = getelementptr ptr, ptr %vtable2, i32 1 |
| %fptr33 = load ptr, ptr %fptrptr, align 8 |
| |
| %call4 = tail call i32 %fptr33(ptr nonnull %obj, i32 %a) |
| ret i32 %call4 |
| } |
| |
| attributes #0 = { noinline optnone } |
| |
| declare i1 @llvm.type.test(ptr, metadata) |
| declare void @llvm.assume(i1) |
| |
| !0 = !{i64 16, !"_ZTS1A"} |
| !1 = !{i64 16, !"_ZTS1B"} |