1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S %s | FileCheck %s
3
4@glob = internal constant [5 x i8*] zeroinitializer, align 16
5
6; Make sure simplifycfg does not crash when dealing with icmp constant
7; expressions.
8define i1 @test(i1 %c) {
9; CHECK-LABEL: @test(
10; CHECK-NEXT:  entry:
11; CHECK-NEXT:    [[SPEC_SELECT:%.*]] = select i1 [[C:%.*]], i1 false, i1 icmp ult (i8** getelementptr inbounds ([5 x i8*], [5 x i8*]* @glob, i64 0, i64 0), i8** inttoptr (i64 -40 to i8**))
12; CHECK-NEXT:    ret i1 [[SPEC_SELECT]]
13;
14entry:
15  br i1 %c, label %if.then, label %exit
16
17if.then:
18  br label %exit
19
20exit:
21  %p = phi i1 [ false, %if.then ], [ icmp ult (i8** getelementptr inbounds ([5 x i8*], [5 x i8*]* @glob, i64 0, i64 0), i8** inttoptr (i64 -40 to i8**)), %entry ]
22  ret i1 %p
23}
24