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1; RUN: llc -verify-machineinstrs < %s | FileCheck %s
2
3; BranchFolding used to remove our empty landingpad block, which is
4; undesirable.
5
6target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
7target triple = "x86_64-pc-windows-msvc18.0.0"
8
9declare i32 @__C_specific_handler(...)
10
11declare void @bar()
12
13define void @foo(i1 %cond) personality i32 (...)* @__C_specific_handler {
14entry:
15  br i1 %cond, label %return, label %try
16
17try:                                              ; preds = %entry
18  invoke void @bar()
19          to label %fallthrough unwind label %dispatch
20
21dispatch:                                         ; preds = %try
22  %cs1 = catchswitch within none [label %catch] unwind to caller
23
24catch:                                            ; preds = %dispatch
25  %0 = catchpad within %cs1 [i8* null]
26  catchret from %0 to label %return
27
28fallthrough:                                      ; preds = %try
29  unreachable
30
31return:                                           ; preds = %catch, %entry
32  ret void
33}
34
35; CHECK-LABEL: foo: # @foo
36; CHECK: testb $1, %cl
37; CHECK: je .LBB0_[[try:[0-9]+]]
38; CHECK: .LBB0_[[return:[0-9]+]]:
39; CHECK: retq
40; CHECK: .LBB0_[[try]]:
41; CHECK: .Ltmp0:
42; CHECK: callq bar
43; CHECK: .Ltmp1:
44; CHECK: .LBB0_[[catch:[0-9]+]]:
45
46; CHECK: .seh_handlerdata
47; CHECK-NEXT: .Lfoo$parent_frame_offset = 32
48; CHECK-NEXT: .long   (.Llsda_end0-.Llsda_begin0)/16
49; CHECK-NEXT: .Llsda_begin0:
50; CHECK-NEXT: .long   .Ltmp0@IMGREL+1
51; CHECK-NEXT: .long   .Ltmp1@IMGREL+1
52; CHECK-NEXT: .long   1
53; CHECK-NEXT: .long   .LBB0_[[catch]]@IMGREL
54