xref: /llvm-project/llvm/test/Transforms/InstCombine/intptr8.ll (revision 5fb9e840476d531cb5377c69941f2ccfe4145475)
1; RUN: opt < %s -passes=instcombine -S | FileCheck %s
2
3; PR45033: Don't try to insert a cast into a catchswich block.
4
5target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
6target triple = "x86_64-pc-windows-msvc"
7
8%struct.intrusive_ptr = type { ptr }
9%struct.C = type { %struct.intrusive_ref_counter }
10%struct.intrusive_ref_counter = type { i32 }
11
12declare dso_local ptr @"?mk@@YAPEAUC@@XZ"() #3
13declare dso_local void @"?intrusive_ptr_release@@YAXPEBUintrusive_ref_counter@@@Z"(ptr) #3
14declare dso_local void @"?terminate@@YAXXZ"()
15declare dso_local i32 @__CxxFrameHandler3(...)
16
17define dso_local void @"?crash@@YAXXZ"() local_unnamed_addr #0 personality ptr @__CxxFrameHandler3 {
18entry:
19  %call1 = invoke ptr @"?mk@@YAPEAUC@@XZ"()
20          to label %invoke.cont2 unwind label %catch.dispatch
21
22invoke.cont2:                                     ; preds = %entry
23  %0 = ptrtoint ptr %call1 to i64
24  %call5 = invoke ptr @"?mk@@YAPEAUC@@XZ"()
25          to label %try.cont unwind label %catch.dispatch
26
27catch.dispatch:                                   ; preds = %invoke.cont2, %entry
28  %a.sroa.0.0 = phi i64 [ %0, %invoke.cont2 ], [ 0, %entry ]
29  %1 = catchswitch within none [label %catch] unwind label %ehcleanup
30
31catch:                                            ; preds = %catch.dispatch
32  %2 = catchpad within %1 [ptr null, i32 64, ptr null]
33  catchret from %2 to label %try.cont
34
35try.cont:                                         ; preds = %invoke.cont2, %catch
36  %a.sroa.0.1 = phi i64 [ %0, %invoke.cont2 ], [ %a.sroa.0.0, %catch ]
37  %3 = inttoptr i64 %a.sroa.0.1 to ptr
38  %tobool.i3 = icmp eq ptr %3, null
39  br i1 %tobool.i3, label %"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit6", label %if.then.i4
40
41if.then.i4:                                       ; preds = %try.cont
42  invoke void @"?intrusive_ptr_release@@YAXPEBUintrusive_ref_counter@@@Z"(ptr %3)
43          to label %"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit6" unwind label %terminate.i5
44
45terminate.i5:                                     ; preds = %if.then.i4
46  %4 = cleanuppad within none []
47  call void @"?terminate@@YAXXZ"() #4 [ "funclet"(token %4) ]
48  unreachable
49
50"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit6":         ; preds = %try.cont, %if.then.i4
51  ret void
52
53ehcleanup:                                        ; preds = %catch.dispatch
54  %5 = cleanuppad within none []
55  %6 = inttoptr i64 %a.sroa.0.0 to ptr
56  %tobool.i = icmp eq ptr %6, null
57  br i1 %tobool.i, label %"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit", label %if.then.i
58
59if.then.i:                                        ; preds = %ehcleanup
60  invoke void @"?intrusive_ptr_release@@YAXPEBUintrusive_ref_counter@@@Z"(ptr %6) [ "funclet"(token %5) ]
61          to label %"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit" unwind label %terminate.i
62
63terminate.i:                                      ; preds = %if.then.i
64  %7 = cleanuppad within %5 []
65  call void @"?terminate@@YAXXZ"() #4 [ "funclet"(token %7) ]
66  unreachable
67
68"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit":          ; preds = %ehcleanup, %if.then.i
69  cleanupret from %5 unwind to caller
70}
71
72; CHECK-LABEL: define dso_local void @"?crash@@YAXXZ"
73; CHECK: catch.dispatch:
74; CHECK-NEXT: %a.sroa.0.0 = phi i64
75; CHECK-NEXT: catchswitch within none [label %catch] unwind label %ehcleanup
76