| ; Check that we don't crash when processing declaration with type metadata |
| ; RUN: opt -S -wholeprogramdevirt %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-none-linux-gnu" |
| |
| declare i1 @llvm.type.test(i8*, metadata) |
| declare void @llvm.assume(i1) |
| |
| @_ZTVN3foo3barE = external dso_local unnamed_addr constant { [8 x i8*] }, align 8, !type !0 |
| |
| define i1 @call1(i8* %obj) { |
| %vtableptr = bitcast i8* %obj to [3 x i8*]** |
| %vtable = load [3 x i8*]*, [3 x i8*]** %vtableptr |
| %vtablei8 = bitcast [3 x i8*]* %vtable to i8* |
| %p = call i1 @llvm.type.test(i8* %vtablei8, metadata !"typeid") |
| call void @llvm.assume(i1 %p) |
| %fptrptr = getelementptr [3 x i8*], [3 x i8*]* %vtable, i32 0, i32 0 |
| %fptr = load i8*, i8** %fptrptr |
| %fptr_casted = bitcast i8* %fptr to i1 (i8*)* |
| %result = call i1 %fptr_casted(i8* %obj) |
| ret i1 %result |
| } |
| |
| !0 = !{i64 16, !"_ZTSN3foo3barE"} |
