1// RUN: diagtool tree | FileCheck -strict-whitespace %s
2// RUN: diagtool tree -Weverything | FileCheck -strict-whitespace %s
3// RUN: diagtool tree everything | FileCheck -strict-whitespace %s
4//
5// These three ways of running diagtool tree are the same:
6// they produce a tree for every top-level diagnostic flag.
7// Just check a few to make sure we're actually showing more than one group.
8//
9// CHECK: -W
10// CHECK:   -Wextra
11// CHECK:     -Wmissing-field-initializers
12// CHECK:       warn_missing_field_initializers
13// CHECK: -Wall
14// CHECK:   -Wmost
15
16// These flags are currently unimplemented; test that we output them anyway.
17// CHECK: -Wstrict-aliasing
18// CHECK-NEXT: -Wstrict-aliasing=0
19// CHECK-NEXT: -Wstrict-aliasing=1
20// CHECK-NEXT: -Wstrict-aliasing=2
21// CHECK: -Wstrict-overflow
22// CHECK-NEXT: -Wstrict-overflow=0
23// CHECK-NEXT: -Wstrict-overflow=1
24// CHECK-NEXT: -Wstrict-overflow=2
25// CHECK-NEXT: -Wstrict-overflow=3
26// CHECK-NEXT: -Wstrict-overflow=4
27// CHECK-NEXT: -Wstrict-overflow=5
28
29
30// RUN: not diagtool tree -Wthis-is-not-a-valid-flag
31
32
33// RUN: diagtool tree -Wgnu | FileCheck -strict-whitespace -check-prefix CHECK-GNU %s
34// CHECK-GNU: -Wgnu
35// CHECK-GNU:   -Wgnu-designator
36// CHECK-GNU:     ext_gnu_array_range
37// CHECK-GNU:     ext_gnu_missing_equal_designator
38// CHECK-GNU:     ext_gnu_old_style_field_designator
39// CHECK-GNU:   -Wvla-extension
40// CHECK-GNU:     ext_vla
41// There are more GNU extensions but we don't need to check them all.
42
43// RUN: diagtool tree --flags-only -Wgnu | FileCheck -check-prefix CHECK-FLAGS-ONLY %s
44// CHECK-FLAGS-ONLY: -Wgnu
45// CHECK-FLAGS-ONLY:   -Wgnu-designator
46// CHECK-FLAGS-ONLY-NOT:     ext_gnu_array_range
47// CHECK-FLAGS-ONLY-NOT:     ext_gnu_missing_equal_designator
48// CHECK-FLAGS-ONLY-NOT:     ext_gnu_old_style_field_designator
49// CHECK-FLAGS-ONLY:   -Wvla
50// CHECK-FLAGS-ONLY-NOT:     ext_vla
51// CHECK-FLAGS-ONLY-NOT:   ext_array_init_copy
52// CHECK-FLAGS-ONLY-NOT:   ext_empty_struct_union
53// CHECK-FLAGS-ONLY-NOT:   ext_expr_not_ice
54