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1; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=3 -sanitizer-coverage-trace-pc -S | FileCheck %s --check-prefix=CHECK2 3; Generated from this C++ source:4; $ clang -O2 t.cpp -S -emit-llvm5; void g();6; struct Foo { Foo(); ~Foo(); };7; int f() {8; Foo v;9; g();10; try {11; g();12; } catch (int e) {13; g();14; } catch (...) {15; g();16; }17; return 0;18; }19 20; FIXME: We need to do more than this. In particular, __sanitizer_cov callbacks21; in funclets need token bundles.22 23; CHECK-LABEL: define i32 @"\01?f@@YAHXZ"()24; CHECK: catch.dispatch:25; CHECK-NEXT: catchswitch within none [label %catch3, label %catch] unwind label %ehcleanup26 27; ModuleID = 't.cpp'28source_filename = "t.cpp"29target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"30target triple = "x86_64-pc-windows-msvc19.10.24728"31 32%rtti.TypeDescriptor2 = type { ptr, ptr, [3 x i8] }33%struct.Foo = type { i8 }34 35$"\01??_R0H@8" = comdat any36 37@"\01??_7type_info@@6B@" = external constant ptr38@"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { ptr @"\01??_7type_info@@6B@", ptr null, [3 x i8] c".H\00" }, comdat39 40; Function Attrs: uwtable41define i32 @"\01?f@@YAHXZ"() local_unnamed_addr #0 personality ptr @__CxxFrameHandler3 {42entry:43 %v = alloca %struct.Foo, align 144 %e = alloca i32, align 445 call void @llvm.lifetime.start(i64 1, ptr nonnull %v) #446 %call = call ptr @"\01??0Foo@@QEAA@XZ"(ptr nonnull %v)47 invoke void @"\01?g@@YAXXZ"()48 to label %invoke.cont unwind label %ehcleanup49 50invoke.cont: ; preds = %entry51 invoke void @"\01?g@@YAXXZ"()52 to label %try.cont unwind label %catch.dispatch53 54catch.dispatch: ; preds = %invoke.cont55 %0 = catchswitch within none [label %catch3, label %catch] unwind label %ehcleanup56 57catch3: ; preds = %catch.dispatch58 %1 = catchpad within %0 [ptr @"\01??_R0H@8", i32 0, ptr %e]59 invoke void @"\01?g@@YAXXZ"() [ "funclet"(token %1) ]60 to label %invoke.cont4 unwind label %ehcleanup61 62invoke.cont4: ; preds = %catch363 catchret from %1 to label %try.cont64 65try.cont: ; preds = %invoke.cont, %invoke.cont2, %invoke.cont466 call void @"\01??1Foo@@QEAA@XZ"(ptr nonnull %v) #467 call void @llvm.lifetime.end(i64 1, ptr nonnull %v) #468 ret i32 069 70catch: ; preds = %catch.dispatch71 %2 = catchpad within %0 [ptr null, i32 64, ptr null]72 invoke void @"\01?g@@YAXXZ"() [ "funclet"(token %2) ]73 to label %invoke.cont2 unwind label %ehcleanup74 75invoke.cont2: ; preds = %catch76 catchret from %2 to label %try.cont77 78ehcleanup: ; preds = %catch3, %catch, %catch.dispatch, %entry79 %3 = cleanuppad within none []80 call void @"\01??1Foo@@QEAA@XZ"(ptr nonnull %v) #4 [ "funclet"(token %3) ]81 call void @llvm.lifetime.end(i64 1, ptr nonnull %v) #482 cleanupret from %3 unwind to caller83}84 85; Function Attrs: argmemonly nounwind86declare void @llvm.lifetime.start(i64, ptr nocapture) #187 88declare ptr @"\01??0Foo@@QEAA@XZ"(ptr returned) unnamed_addr #289 90declare void @"\01?g@@YAXXZ"() local_unnamed_addr #291 92declare i32 @__CxxFrameHandler3(...)93 94; Function Attrs: nounwind95declare void @"\01??1Foo@@QEAA@XZ"(ptr) unnamed_addr #396 97; Function Attrs: argmemonly nounwind98declare void @llvm.lifetime.end(i64, ptr nocapture) #199 100attributes #0 = { uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }101attributes #1 = { argmemonly nounwind }102attributes #2 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }103attributes #3 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }104attributes #4 = { nounwind }105 106!llvm.module.flags = !{!0}107!llvm.ident = !{!1}108 109!0 = !{i32 1, !"PIC Level", i32 2}110!1 = !{!"clang version 5.0.0 "}111