32 lines · plain
1; ModuleID = 'foo.cpp'2source_filename = "foo.cpp"3target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"4target triple = "x86_64-unknown-linux-gnu"5 6%struct.A = type { ptr }7 8; Function Attrs: uwtable9define hidden i32 @_Z3fooP1A(ptr %pA) local_unnamed_addr {10entry:11 %vtable = load ptr, ptr %pA, align 8, !tbaa !212 %0 = call { ptr, i1 } @llvm.type.checked.load(ptr %vtable, i32 0, metadata !"_ZTS1A")13 %1 = extractvalue { ptr, i1 } %0, 014 %call = tail call i32 %1(ptr %pA)15 %add = add nsw i32 %call, 1016 ret i32 %add17}18 19declare { ptr, i1 } @llvm.type.checked.load(ptr, i32, metadata)20 21; Function Attrs: nounwind willreturn22declare void @llvm.assume(i1)23 24!llvm.module.flags = !{!0}25!llvm.ident = !{!1}26 27!0 = !{i32 1, !"wchar_size", i32 4}28!1 = !{!"clang version 10.0.0 (trunk 373596)"}29!2 = !{!3, !3, i64 0}30!3 = !{!"vtable pointer", !4, i64 0}31!4 = !{!"Simple C++ TBAA"}32