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1; RUN: opt -S -passes=lowertypetests %s | llc -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s2 3; Tests that we correctly assign indexes for control flow integrity.4 5target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"6target triple = "wasm32-unknown-unknown"7 8@0 = private unnamed_addr constant [2 x ptr] [ptr @f, ptr @g], align 169 10; CHECK-LABEL: h:11; CHECK-NOT: .indidx12define void @h() !type !0 {13 ret void14}15 16; CHECK-LABEL: f:17; CHECK: .indidx 218define void @f() !type !0 {19 ret void20}21 22; CHECK-LABEL: g:23; CHECK: .indidx 124define void @g() !type !1 {25 ret void26}27 28!0 = !{i32 0, !"typeid1"}29!1 = !{i32 0, !"typeid2"}30 31declare i1 @llvm.type.test(ptr %ptr, metadata %bitset) nounwind readnone32declare void @llvm.trap() nounwind noreturn33 34; CHECK-LABEL: foo:35; CHECK: br_if36; CHECK: br_if37; CHECK: unreachable38define i1 @foo(ptr %p) {39 %x = call i1 @llvm.type.test(ptr %p, metadata !"typeid1")40 br i1 %x, label %contx, label %trap41 42trap:43 tail call void @llvm.trap() #144 unreachable45 46contx:47 %y = call i1 @llvm.type.test(ptr %p, metadata !"typeid2")48 br i1 %y, label %conty, label %trap49 50conty:51 %z = add i1 %x, %y52 ret i1 %z53}54