1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes=constraint-elimination -S %s | FileCheck %s
3
4declare void @may_unwind()
5
6declare i32 @__gxx_personality_v0(...);
7
8define i1 @test_invoke_in_block_with_assume(i32 %x) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
9; CHECK-LABEL: @test_invoke_in_block_with_assume(
10; CHECK-NEXT:  entry:
11; CHECK-NEXT:    call void @may_unwind()
12; CHECK-NEXT:    [[C_1:%.*]] = icmp ult i32 [[X:%.*]], 10
13; CHECK-NEXT:    call void @llvm.assume(i1 [[C_1]])
14; CHECK-NEXT:    invoke void @may_unwind()
15; CHECK-NEXT:    to label [[CONT:%.*]] unwind label [[LPAD:%.*]]
16; CHECK:       cont:
17; CHECK-NEXT:    [[T_1:%.*]] = icmp ult i32 [[X]], 10
18; CHECK-NEXT:    [[C_2:%.*]] = icmp ult i32 [[X]], 9
19; CHECK-NEXT:    [[RES_1:%.*]] = xor i1 true, [[C_2]]
20; CHECK-NEXT:    ret i1 [[RES_1]]
21; CHECK:       lpad:
22; CHECK-NEXT:    [[LP:%.*]] = landingpad { i8*, i32 }
23; CHECK-NEXT:    filter [0 x i8*] zeroinitializer
24; CHECK-NEXT:    [[T_2:%.*]] = icmp ult i32 [[X]], 10
25; CHECK-NEXT:    [[C_3:%.*]] = icmp ult i32 [[X]], 9
26; CHECK-NEXT:    [[RES_2:%.*]] = xor i1 true, [[C_3]]
27; CHECK-NEXT:    ret i1 [[RES_2]]
28;
29entry:
30  call void @may_unwind()
31  %c.1 = icmp ult i32 %x, 10
32  call void @llvm.assume(i1 %c.1)
33  invoke void @may_unwind() to label %cont unwind label %lpad
34
35cont:
36  %t.1 = icmp ult i32 %x, 10
37  %c.2 = icmp ult i32 %x, 9
38  %res.1 = xor i1 %t.1, %c.2
39  ret i1 %res.1
40
41lpad:
42  %lp = landingpad { i8*, i32 }
43  filter [0 x i8*] zeroinitializer
44  %t.2 = icmp ult i32 %x, 10
45  %c.3 = icmp ult i32 %x, 9
46  %res.2 = xor i1 %t.2, %c.3
47  ret i1 %res.2
48}
49
50declare void @llvm.assume(i1)
51