1*b2d0c16eSNathan Sidwell // RUN: %clang_cc1 -triple x86_64-unknown-unknown -std=c++20 -ast-dump -ast-dump-filter Foo %s | FileCheck -strict-whitespace %s
2*b2d0c16eSNathan Sidwell 
3*b2d0c16eSNathan Sidwell // Test with serialization:
4*b2d0c16eSNathan Sidwell // RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-unknown -emit-pch -o %t %s
5*b2d0c16eSNathan Sidwell // RUN: %clang_cc1 -x c++ -std=c++20 -triple x86_64-unknown-unknown -include-pch %t \
6*b2d0c16eSNathan Sidwell // RUN: -ast-dump-all -ast-dump-filter Foo /dev/null \
7*b2d0c16eSNathan Sidwell // RUN: | FileCheck --strict-whitespace %s
8*b2d0c16eSNathan Sidwell 
9*b2d0c16eSNathan Sidwell namespace Bob {
10*b2d0c16eSNathan Sidwell enum class Foo {
11*b2d0c16eSNathan Sidwell   Foo_a,
12*b2d0c16eSNathan Sidwell   Foo_b
13*b2d0c16eSNathan Sidwell };
14*b2d0c16eSNathan Sidwell }; // namespace Bob
15*b2d0c16eSNathan Sidwell 
16*b2d0c16eSNathan Sidwell using enum Bob::Foo;
17*b2d0c16eSNathan Sidwell 
18*b2d0c16eSNathan Sidwell // CHECK-LABEL: Dumping Bob::Foo
19*b2d0c16eSNathan Sidwell // CHECK-NEXT: EnumDecl {{.*}} class Foo 'int'
20*b2d0c16eSNathan Sidwell // CHECK-NEXT: |-EnumConstantDecl {{.*}} Foo_a 'Bob::Foo'
21*b2d0c16eSNathan Sidwell // CHECK-NEXT: `-EnumConstantDecl {{.*}} Foo_b 'Bob::Foo'
22*b2d0c16eSNathan Sidwell 
23*b2d0c16eSNathan Sidwell // CHECK-LABEL: Dumping Foo:
24*b2d0c16eSNathan Sidwell // CHECK-NEXT: UsingEnumDecl {{.*}} Enum {{.*}} 'Foo'
25*b2d0c16eSNathan Sidwell 
26*b2d0c16eSNathan Sidwell // CHECK-LABEL: Dumping Foo_a:
27*b2d0c16eSNathan Sidwell // CHECK-NEXT: UsingShadowDecl {{.*}} implicit EnumConstant {{.*}} 'Foo_a' 'Bob::Foo'
28*b2d0c16eSNathan Sidwell 
29*b2d0c16eSNathan Sidwell // CHECK-LABEL: Dumping Foo_b:
30*b2d0c16eSNathan Sidwell // CHECK-NEXT: UsingShadowDecl {{.*}} implicit EnumConstant {{.*}} 'Foo_b' 'Bob::Foo'
31