| ; RUN: opt -S < %s |
| |
| ; This file contains TBAA metadata that is okay and should pass the verifier. |
| |
| declare void @callee() |
| declare void @llvm.va_start(ptr) nounwind |
| |
| define void @f_0(ptr %ptr, ...) { |
| %args = alloca i8, align 8 |
| call void @llvm.va_start(ptr %args) |
| |
| %old = atomicrmw add ptr %ptr, i8 0 seq_cst, !tbaa !{!1, !1, i64 0} |
| %pair = cmpxchg ptr %ptr, i8 0, i8 1 acquire acquire, !tbaa !{!1, !1, i64 0} |
| %ld = load i8, ptr %ptr, !tbaa !{!1, !1, i64 0} |
| store i8 1, ptr %ptr, !tbaa !{!1, !1, i64 0} |
| call void @callee(), !tbaa !{!1, !1, i64 0} |
| %argval = va_arg ptr %args, i8, !tbaa !{!1, !1, i64 0} |
| ret void |
| } |
| |
| !0 = !{!"root"} |
| !1 = !{!"scalar-a", !0} |
