1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes="ipsccp<func-spec>" -force-specialization -S < %s | FileCheck %s
3
4; Check that we don't crash and specialise on a constant expression.
5
6%struct.pluto = type { %struct.spam }
7%struct.quux = type { i16 }
8%struct.spam = type { i16 }
9
10@global.5 = external dso_local global [4 x %struct.pluto], align 1
11@global.12 = external global %struct.quux, align 1
12
13define internal i16 @wobble.972(ptr byval(%struct.quux) align 1 %arg, i16 %arg1, ptr byval(%struct.spam) align 1 %arg2, ptr byval(%struct.quux) align 1 %arg3) #4 {
14; CHECK-LABEL: @wobble.972(
15; CHECK-NEXT:  bb:
16; CHECK-NEXT:    unreachable
17;
18bb:
19  unreachable
20}
21
22define internal i16 @snork() {
23; CHECK-LABEL: @snork(
24; CHECK-NEXT:  bb4:
25; CHECK-NEXT:    [[TMP:%.*]] = call i16 @wobble.972(ptr byval([[STRUCT_QUUX:%.*]]) align 1 undef, i16 undef, ptr byval([[STRUCT_SPAM:%.*]]) align 1 getelementptr inbounds ([4 x %struct.pluto], ptr @global.5, i32 0, i32 3, i32 0), ptr byval([[STRUCT_QUUX]]) align 1 @global.12)
26; CHECK-NEXT:    unreachable
27;
28bb4:
29  %tmp = call i16 @wobble.972(ptr byval(%struct.quux) align 1 undef, i16 undef, ptr byval(%struct.spam) align 1 getelementptr inbounds ([4 x %struct.pluto], ptr @global.5, i32 0, i32 3, i32 0), ptr byval(%struct.quux) align 1 @global.12)
30  unreachable
31}
32
33define i16 @main() {
34; CHECK-LABEL: @main(
35; CHECK-NEXT:  bb:
36; CHECK-NEXT:    [[TMP:%.*]] = call i16 @snork()
37; CHECK-NEXT:    unreachable
38;
39bb:
40  %tmp = call i16 @snork()
41  unreachable
42}
43