1 ; RUN: opt -winehprepare -S < %s | FileCheck %s
3 target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
4 target triple = "x86_64-pc-windows-msvc"
6 ; Modified based on this code:
10 ; extern "C" void may_throw();
19 %rtti.TypeDescriptor2 = type { i8**, i8*, [3 x i8] }
20 %eh.CatchHandlerType = type { i32, i8* }
21 %struct.HasDtor = type { i8 }
23 $"\01??_R0H@8" = comdat any
25 @"\01??_7type_info@@6B@" = external constant i8*
26 @"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat
27 @llvm.eh.handlertype.H.0 = private unnamed_addr constant %eh.CatchHandlerType { i32 0, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*) }, section "llvm.metadata"
29 define i32 @main() personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
31 %o = alloca %struct.HasDtor, align 1
32 invoke void @may_throw()
33 to label %invoke.cont2 unwind label %lpad1
35 invoke.cont2: ; preds = %invoke.cont
36 call void @"\01??1HasDtor@@QEAA@XZ"(%struct.HasDtor* %o)
39 lpad: ; preds = %entry
40 %0 = landingpad { i8*, i32 }
41 catch %eh.CatchHandlerType* @llvm.eh.handlertype.H.0
42 %1 = extractvalue { i8*, i32 } %0, 0
43 %2 = extractvalue { i8*, i32 } %0, 1
44 br label %catch.dispatch
46 lpad1: ; preds = %invoke.cont
47 %3 = landingpad { i8*, i32 }
49 catch %eh.CatchHandlerType* @llvm.eh.handlertype.H.0
50 %4 = extractvalue { i8*, i32 } %3, 0
51 %5 = extractvalue { i8*, i32 } %3, 1
52 invoke void @"\01??1HasDtor@@QEAA@XZ"(%struct.HasDtor* %o)
53 to label %catch.dispatch unwind label %lpad
55 catch.dispatch: ; preds = %lpad1, %lpad
56 %exn.slot.0 = phi i8* [ %4, %lpad1 ], [ %1, %lpad ]
57 %ehselector.slot.0 = phi i32 [ %5, %lpad1 ], [ %2, %lpad ]
58 %6 = call i32 @llvm.eh.typeid.for(i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.H.0 to i8*))
59 %matches = icmp eq i32 %ehselector.slot.0, %6
60 br i1 %matches, label %catch, label %eh.resume
62 catch: ; preds = %catch.dispatch
63 call void @llvm.eh.begincatch(i8* %exn.slot.0, i8* null)
64 call void @llvm.eh.endcatch()
67 try.cont: ; preds = %catch, %invoke.cont2
70 eh.resume: ; preds = %catch.dispatch
71 %lpad.val = insertvalue { i8*, i32 } undef, i8* %exn.slot.0, 0
72 %lpad.val5 = insertvalue { i8*, i32 } %lpad.val, i32 %ehselector.slot.0, 1
73 resume { i8*, i32 } %lpad.val5
76 ; CHECK-LABEL: define i32 @main()
77 ; CHECK: @llvm.eh.actions(i32 0, void (i8*, i8*)* @main.cleanup, i32 1, i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.H.0 to i8*), i32 -1, i8* (i8*, i8*)* @main.catch)
79 ; CHECK-LABEL: define internal void @main.cleanup(i8*, i8*)
80 ; CHECK: call void @"\01??1HasDtor@@QEAA@XZ"(%struct.HasDtor* %{{.*}})
83 declare void @may_throw()
85 declare i32 @__CxxFrameHandler3(...)
87 declare void @"\01??1HasDtor@@QEAA@XZ"(%struct.HasDtor*)
89 declare i32 @llvm.eh.typeid.for(i8*)
90 declare void @llvm.eh.begincatch(i8* nocapture, i8* nocapture)
91 declare void @llvm.eh.endcatch()