xref: /llvm-project/llvm/test/Transforms/Reg2Mem/catchswitch-crash2.ll (revision 071109c9f2bed9bcc4e4f8443bcd2268eaa3ae1e)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes=reg2mem -S < %s | FileCheck %s
3%opaque = type opaque
4
5declare i32 @__CxxFrameHandler3(...)
6
7define void @testreg2mem(ptr %_Val) personality ptr @__CxxFrameHandler3 {
8; CHECK-LABEL: @testreg2mem(
9; CHECK-NEXT:  entry:
10; CHECK-NEXT:    [[_STATE_3_REG2MEM:%.*]] = alloca i32, align 4
11; CHECK-NEXT:    [[_STATE_3_REG2MEM1:%.*]] = alloca i32, align 4
12; CHECK-NEXT:    %"reg2mem alloca point" = bitcast i32 0 to i32
13; CHECK-NEXT:    store i32 0, ptr [[_STATE_3_REG2MEM1]], align 4
14; CHECK-NEXT:    [[CALL_I166167:%.*]] = invoke noundef i64 @extfunc_i64()
15; CHECK-NEXT:    to label [[IF_END56:%.*]] unwind label [[CATCH_DISPATCH:%.*]]
16; CHECK:       if.end56:
17; CHECK-NEXT:    store i32 1, ptr [[_STATE_3_REG2MEM1]], align 4
18; CHECK-NEXT:    invoke void @extfunc()
19; CHECK-NEXT:    to label [[INVOKE_CONT75:%.*]] unwind label [[CATCH_DISPATCH]]
20; CHECK:       invoke.cont75:
21; CHECK-NEXT:    unreachable
22; CHECK:       catch.dispatch:
23; CHECK-NEXT:    [[TMP0:%.*]] = catchswitch within none [label %catch] unwind label [[EHCLEANUP105:%.*]]
24; CHECK:       catch:
25; CHECK-NEXT:    [[TMP1:%.*]] = catchpad within [[TMP0]] [ptr null, i32 64, ptr null]
26; CHECK-NEXT:    [[_STATE_3_RELOAD2:%.*]] = load i32, ptr [[_STATE_3_REG2MEM1]], align 4
27; CHECK-NEXT:    store i32 [[_STATE_3_RELOAD2]], ptr [[_STATE_3_REG2MEM]], align 4
28; CHECK-NEXT:    invoke void @extfunc() [ "funclet"(token [[TMP1]]) ]
29; CHECK-NEXT:    to label [[INVOKE_CONT98:%.*]] unwind label [[EHCLEANUP105]]
30; CHECK:       invoke.cont98:
31; CHECK-NEXT:    catchret from [[TMP1]] to label [[IF_END99:%.*]]
32; CHECK:       if.end99:
33; CHECK-NEXT:    [[_STATE_3_RELOAD:%.*]] = load i32, ptr [[_STATE_3_REG2MEM]], align 4
34; CHECK-NEXT:    [[OR_I:%.*]] = or i32 0, [[_STATE_3_RELOAD]]
35; CHECK-NEXT:    unreachable
36; CHECK:       ehcleanup105:
37; CHECK-NEXT:    [[TMP2:%.*]] = cleanuppad within none []
38; CHECK-NEXT:    [[_STATE_3_RELOAD3:%.*]] = load i32, ptr [[_STATE_3_REG2MEM1]], align 4
39; CHECK-NEXT:    store i32 [[_STATE_3_RELOAD3]], ptr [[_STATE_3_REG2MEM]], align 4
40; CHECK-NEXT:    cleanupret from [[TMP2]] unwind to caller
41;
42entry:
43  %call.i166167 = invoke noundef i64 @"extfunc_i64"()
44  to label %if.end56 unwind label %catch.dispatch
45
46if.end56:                                         ; preds = %entry
47  invoke void @"extfunc"()
48  to label %invoke.cont75 unwind label %catch.dispatch
49
50invoke.cont75:                                    ; preds = %if.end56
51  unreachable
52
53catch.dispatch:                                   ; preds = %if.end56, %entry
54  %_State.3 = phi i32 [ 1, %if.end56 ], [ 0, %entry ]
55  %0 = catchswitch within none [label %catch] unwind label %ehcleanup105
56
57catch:                                            ; preds = %catch.dispatch
58  %1 = catchpad within %0 [ptr null, i32 64, ptr null]
59  invoke void @"extfunc"() [ "funclet"(token %1) ]
60  to label %invoke.cont98 unwind label %ehcleanup105
61
62invoke.cont98:                                    ; preds = %catch
63  catchret from %1 to label %if.end99
64
65if.end99:                                         ; preds = %invoke.cont98
66  %or.i = or i32 0, %_State.3
67  unreachable
68
69ehcleanup105:                                     ; preds = %catch, %catch.dispatch
70  %2 = cleanuppad within none []
71  cleanupret from %2 unwind to caller
72}
73
74declare void @"extfunc"()
75
76declare i64 @"extfunc_i64"()
77