3 // GDB changed the way that it formatted Foreign types
4 // min-gdb-version: 9.2
8 // === GDB TESTS ===================================================================================
13 // gdb-command:whatis simple_struct
14 // gdb-check:type = type_names::Struct1
16 // gdb-command:whatis generic_struct1
17 // gdb-check:type = type_names::GenericStruct<type_names::mod1::Struct2, type_names::mod1::mod2::Struct3>
19 // gdb-command:whatis generic_struct2
20 // gdb-check:type = type_names::GenericStruct<type_names::Struct1, extern "fastcall" fn(isize) -> usize>
22 // gdb-command:whatis mod_struct
23 // gdb-check:type = type_names::mod1::Struct2
26 // gdb-command:whatis simple_enum_1
27 // gdb-check:type = type_names::Enum1
29 // gdb-command:whatis simple_enum_2
30 // gdb-check:type = type_names::Enum1
32 // gdb-command:whatis simple_enum_3
33 // gdb-check:type = type_names::mod1::Enum2
35 // gdb-command:whatis generic_enum_1
36 // gdb-check:type = type_names::mod1::mod2::Enum3<type_names::mod1::Struct2>
38 // gdb-command:whatis generic_enum_2
39 // gdb-check:type = type_names::mod1::mod2::Enum3<type_names::Struct1>
42 // gdb-command:whatis tuple1
43 // gdb-check:type = (u32, type_names::Struct1, type_names::mod1::mod2::Enum3<type_names::mod1::Struct2>)
45 // gdb-command:whatis tuple2
46 // gdb-check:type = ((type_names::Struct1, type_names::mod1::mod2::Struct3), type_names::mod1::Enum2, char)
49 // gdb-command:whatis box1
50 // gdb-check:type = (alloc::boxed::Box<f32, alloc::alloc::Global>, i32)
52 // gdb-command:whatis box2
53 // gdb-check:type = (alloc::boxed::Box<type_names::mod1::mod2::Enum3<f32>, alloc::alloc::Global>, i32)
56 // gdb-command:whatis ref1
57 // gdb-check:type = (&type_names::Struct1, i32)
59 // gdb-command:whatis ref2
60 // gdb-check:type = (&type_names::GenericStruct<char, type_names::Struct1>, i32)
62 // gdb-command:whatis mut_ref1
63 // gdb-check:type = (&mut type_names::Struct1, i32)
65 // gdb-command:whatis mut_ref2
66 // gdb-check:type = (&mut type_names::GenericStruct<type_names::mod1::Enum2, f64>, i32)
69 // gdb-command:whatis mut_ptr1
70 // gdb-check:type = (*mut type_names::Struct1, isize)
72 // gdb-command:whatis mut_ptr2
73 // gdb-check:type = (*mut isize, isize)
75 // gdb-command:whatis mut_ptr3
76 // gdb-check:type = (*mut type_names::mod1::mod2::Enum3<type_names::Struct1>, isize)
78 // gdb-command:whatis const_ptr1
79 // gdb-check:type = (*const type_names::Struct1, isize)
81 // gdb-command:whatis const_ptr2
82 // gdb-check:type = (*const isize, isize)
84 // gdb-command:whatis const_ptr3
85 // gdb-check:type = (*const type_names::mod1::mod2::Enum3<type_names::Struct1>, isize)
88 // gdb-command:whatis fixed_size_vec1
89 // gdb-check:type = ([type_names::Struct1; 3], i16)
91 // gdb-command:whatis fixed_size_vec2
92 // gdb-check:type = ([usize; 3], i16)
94 // gdb-command:whatis slice1
95 // gdb-check:type = &[usize]
97 // gdb-command:whatis slice2
98 // gdb-check:type = &[type_names::mod1::Enum2]
101 // gdb-command:whatis box_trait
102 // gdb-check:type = alloc::boxed::Box<dyn type_names::Trait1, alloc::alloc::Global>
104 // gdb-command:whatis ref_trait
105 // gdb-check:type = &dyn type_names::Trait1
107 // gdb-command:whatis mut_ref_trait
108 // gdb-check:type = &mut dyn type_names::Trait1
110 // gdb-command:whatis generic_box_trait
111 // gdb-check:type = alloc::boxed::Box<dyn type_names::Trait2<i32, type_names::mod1::Struct2>, alloc::alloc::Global>
113 // gdb-command:whatis generic_ref_trait
114 // gdb-check:type = &dyn type_names::Trait2<type_names::Struct1, type_names::Struct1>
116 // gdb-command:whatis generic_mut_ref_trait
117 // gdb-check:type = &mut dyn type_names::Trait2<type_names::mod1::mod2::Struct3, type_names::GenericStruct<usize, isize>>
119 // gdb-command:whatis no_principal_trait
120 // gdb-check:type = alloc::boxed::Box<(dyn core::marker::Send + core::marker::Sync), alloc::alloc::Global>
122 // gdb-command:whatis has_associated_type_trait
123 // gdb-check:type = &(dyn type_names::Trait3<u32, AssocType=isize> + core::marker::Send)
125 // gdb-command:whatis has_associated_type_but_no_generics_trait
126 // gdb-check:type = &dyn type_names::TraitNoGenericsButWithAssocType<Output=isize>
129 // gdb-command:whatis rust_fn
130 // gdb-check:type = (fn(core::option::Option<isize>, core::option::Option<&type_names::mod1::Struct2>), usize)
132 // gdb-command:whatis extern_c_fn
133 // gdb-check:type = (extern "C" fn(isize), usize)
135 // gdb-command:whatis unsafe_fn
136 // gdb-check:type = (unsafe fn(core::result::Result<char, f64>), usize)
138 // gdb-command:whatis rust_fn_with_return_value
139 // gdb-check:type = (fn(f64) -> usize, usize)
141 // gdb-command:whatis extern_c_fn_with_return_value
142 // gdb-check:type = (extern "C" fn() -> type_names::Struct1, usize)
144 // gdb-command:whatis unsafe_fn_with_return_value
145 // gdb-check:type = (unsafe fn(type_names::GenericStruct<u16, u8>) -> type_names::mod1::Struct2, usize)
147 // gdb-command:whatis generic_function_int
148 // gdb-check:type = (fn(isize) -> isize, usize)
150 // gdb-command:whatis generic_function_struct3
151 // gdb-check:type = (fn(type_names::mod1::mod2::Struct3) -> type_names::mod1::mod2::Struct3, usize)
153 // gdb-command:whatis variadic_function
154 // gdb-check:type = (unsafe extern "C" fn(*const u8, ...) -> isize, usize)
157 // gdb-command:whatis closure1
158 // gdb-check:type = (type_names::main::{closure_env#0}, usize)
160 // gdb-command:whatis closure2
161 // gdb-check:type = (type_names::main::{closure_env#1}, usize)
164 // gdb-command:whatis foreign1
165 // gdb-check:type = *mut type_names::{extern#0}::ForeignType1
167 // gdb-command:whatis foreign2
168 // gdb-check:type = *mut type_names::mod1::{extern#0}::ForeignType2
170 // === CDB TESTS ==================================================================================
175 // 0-sized structs appear to be optimized away in some cases, so only check the structs that do
177 // cdb-command:dv /t *_struct
178 // cdb-check:struct type_names::GenericStruct<enum$<type_names::mod1::Enum2>,f64> mut_generic_struct = [...]
181 // cdb-command:dv /t *_enum_*
182 // cdb-check:union enum$<type_names::Enum1> simple_enum_1 = [...]
183 // cdb-check:union enum$<type_names::Enum1> simple_enum_2 = [...]
184 // cdb-check:union enum$<type_names::mod1::Enum2> simple_enum_3 = [...]
185 // cdb-check:union enum$<type_names::mod1::mod2::Enum3<type_names::mod1::Struct2> > generic_enum_1 = [...]
186 // cdb-check:union enum$<type_names::mod1::mod2::Enum3<type_names::Struct1> > generic_enum_2 = [...]
189 // cdb-command:dv /t tuple*
190 // cdb-check:struct tuple$<u32,type_names::Struct1,enum$<type_names::mod1::mod2::Enum3<type_names::mod1::Struct2> > > tuple1 = [...]
191 // cdb-check:struct tuple$<tuple$<type_names::Struct1,type_names::mod1::mod2::Struct3>,enum$<type_names::mod1::Enum2>,char> tuple2 = [...]
194 // cdb-command:dv /t box*
195 // cdb-check:struct tuple$<alloc::boxed::Box<f32,alloc::alloc::Global>,i32> box1 = [...]
196 // cdb-check:struct tuple$<alloc::boxed::Box<enum$<type_names::mod1::mod2::Enum3<f32> >,alloc::alloc::Global>,i32> box2 = [...]
199 // cdb-command:dv /t *ref*
200 // cdb-check:struct tuple$<ref$<type_names::Struct1>,i32> ref1 = [...]
201 // cdb-check:struct tuple$<ref$<type_names::GenericStruct<char,type_names::Struct1> >,i32> ref2 = [...]
202 // cdb-check:struct tuple$<ref_mut$<type_names::Struct1>,i32> mut_ref1 = [...]
203 // cdb-check:struct tuple$<ref_mut$<type_names::GenericStruct<enum$<type_names::mod1::Enum2>,f64> >,i32> mut_ref2 = [...]
206 // cdb-command:dv /t *_ptr*
207 // cdb-check:struct tuple$<ptr_mut$<type_names::Struct1>,isize> mut_ptr1 = [...]
208 // cdb-check:struct tuple$<ptr_mut$<isize>,isize> mut_ptr2 = [...]
209 // cdb-check:struct tuple$<ptr_mut$<enum$<type_names::mod1::mod2::Enum3<type_names::Struct1> > >,isize> mut_ptr3 = [...]
210 // cdb-check:struct tuple$<ptr_const$<type_names::Struct1>,isize> const_ptr1 = [...]
211 // cdb-check:struct tuple$<ptr_const$<isize>,isize> const_ptr2 = [...]
212 // cdb-check:struct tuple$<ptr_const$<enum$<type_names::mod1::mod2::Enum3<type_names::Struct1> > >,isize> const_ptr3 = [...]
215 // cdb-command:dv /t *vec*
216 // cdb-check:struct tuple$<array$<type_names::Struct1,3>,i16> fixed_size_vec1 = [...]
217 // cdb-check:struct tuple$<array$<usize,3>,i16> fixed_size_vec2 = [...]
218 // cdb-check:struct alloc::vec::Vec<usize,alloc::alloc::Global> vec1 = [...]
219 // cdb-check:struct alloc::vec::Vec<enum$<type_names::mod1::Enum2>,alloc::alloc::Global> vec2 = [...]
220 // cdb-command:dv /t slice*
221 // cdb-check:struct slice$<usize> slice1 = [...]
222 // cdb-check:struct slice$<enum$<type_names::mod1::Enum2> > slice2 = [...]
225 // cdb-command:dv /t *_trait
226 // cdb-check:struct ref_mut$<dyn$<type_names::Trait2<type_names::mod1::mod2::Struct3,type_names::GenericStruct<usize,isize> > > > generic_mut_ref_trait = [...]
227 // cdb-check:struct ref$<dyn$<type_names::Trait2<type_names::Struct1,type_names::Struct1> > > generic_ref_trait = [...]
228 // cdb-check:struct alloc::boxed::Box<dyn$<type_names::Trait2<i32,type_names::mod1::Struct2> >,alloc::alloc::Global> generic_box_trait = [...]
229 // cdb-check:struct alloc::boxed::Box<dyn$<type_names::Trait1>,alloc::alloc::Global> box_trait = [...]
230 // cdb-check:struct ref$<dyn$<type_names::Trait1> > ref_trait = [...]
231 // cdb-check:struct ref_mut$<dyn$<type_names::Trait1> > mut_ref_trait = [...]
232 // cdb-check:struct alloc::boxed::Box<dyn$<core::marker::Send,core::marker::Sync>,alloc::alloc::Global> no_principal_trait = [...]
233 // cdb-check:struct ref$<dyn$<type_names::Trait3<u32,assoc$<AssocType,isize> >,core::marker::Send> > has_associated_type_trait = struct ref$<dyn$<type_names::Trait3<u32,assoc$<AssocType,isize> >,core::marker::Send> >
234 // cdb-check:struct ref$<dyn$<type_names::TraitNoGenericsButWithAssocType<assoc$<Output,isize> > > > has_associated_type_but_no_generics_trait = struct ref$<dyn$<type_names::TraitNoGenericsButWithAssocType<assoc$<Output,isize> > > >
237 // cdb-command:dv /t *_fn*
238 // cdb-check:struct tuple$<type_names::mod1::Struct2 (*)(type_names::GenericStruct<u16,u8>),usize> unsafe_fn_with_return_value = [...]
239 // cdb-check:struct tuple$<type_names::Struct1 (*)(),usize> extern_c_fn_with_return_value = [...]
240 // cdb-check:struct tuple$<usize (*)(f64),usize> rust_fn_with_return_value = [...]
241 // cdb-check:struct tuple$<void (*)(enum$<core::result::Result<char,f64> >),usize> unsafe_fn = [...]
242 // cdb-check:struct tuple$<void (*)(isize),usize> extern_c_fn = [...]
243 // cdb-check:struct tuple$<void (*)(enum$<core::option::Option<isize> >,enum$<core::option::Option<ref$<type_names::mod1::Struct2> >, 1, [...], Some>),usize> rust_fn = [...]
244 // cdb-command:dv /t *_function*
245 // cdb-check:struct tuple$<isize (*)(ptr_const$<u8>, ...),usize> variadic_function = [...]
246 // cdb-check:struct tuple$<type_names::mod1::mod2::Struct3 (*)(type_names::mod1::mod2::Struct3),usize> generic_function_struct3 = [...]
247 // cdb-check:struct tuple$<isize (*)(isize),usize> generic_function_int = [...]
248 // cdb-command:dx Debugger.State.Scripts.@"type-names.cdb".Contents.getFunctionDetails("rust_fn")
249 // cdb-check:Return Type: void
250 // cdb-check:Parameter Types: enum$<core::option::Option<isize> >,enum$<core::option::Option<ref$<type_names::mod1::Struct2> >, 1, [...], Some>
251 // cdb-command:dx Debugger.State.Scripts.@"type-names.cdb".Contents.getFunctionDetails("rust_fn_with_return_value")
252 // cdb-check:Return Type: usize
253 // cdb-check:Parameter Types: f64
254 // cdb-command:dx Debugger.State.Scripts.@"type-names.cdb".Contents.getFunctionDetails("extern_c_fn_with_return_value")
255 // cdb-check:Return Type: type_names::Struct1
256 // cdb-check:Parameter Types:
259 // cdb-command:dv /t closure*
260 // cdb-check:struct tuple$<type_names::main::closure_env$1,usize> closure2 = [...]
261 // cdb-check:struct tuple$<type_names::main::closure_env$0,usize> closure1 = [...]
264 // cdb-command:dv /t foreign*
265 // cdb-check:struct type_names::mod1::extern$0::ForeignType2 * foreign2 = [...]
266 // cdb-check:struct type_names::extern$0::ForeignType1 * foreign1 = [...]
268 #![allow(unused_variables)]
269 #![feature(omit_gdb_pretty_printer_section)]
270 #![omit_gdb_pretty_printer_section]
271 #![feature(extern_types)]
273 use self::Enum1::{Variant1, Variant2};
274 use std::marker::PhantomData;
278 struct GenericStruct<T1, T2>(PhantomData<(T1, T2)>);
294 Variant2(super::Struct1),
298 pub use self::Enum3::{Variant1, Variant2};
308 pub type ForeignType2;
315 trait Trait2<T1, T2> {
316 fn dummy(&self, _: T1, _: T2) {}
320 fn dummy(&self) -> T {
324 trait TraitNoGenericsButWithAssocType {
326 fn foo(&self) -> Self::Output;
329 impl Trait1 for isize {}
330 impl<T1, T2> Trait2<T1, T2> for isize {}
331 impl<T> Trait3<T> for isize {
332 type AssocType = isize;
334 impl TraitNoGenericsButWithAssocType for isize {
336 fn foo(&self) -> Self::Output {
341 fn rust_fn(_: Option<isize>, _: Option<&mod1::Struct2>) {}
342 extern "C" fn extern_c_fn(_: isize) {}
343 unsafe fn unsafe_fn(_: Result<char, f64>) {}
345 fn rust_fn_with_return_value(_: f64) -> usize {
348 extern "C" fn extern_c_fn_with_return_value() -> Struct1 {
351 unsafe fn unsafe_fn_with_return_value(_: GenericStruct<u16, u8>) -> mod1::Struct2 {
355 fn generic_function<T>(x: T) -> T {
359 #[allow(improper_ctypes)]
361 fn printf(_: *const u8, ...) -> isize;
364 // In many of the cases below, the type that is actually under test is wrapped
365 // in a tuple, e.g., Box<T>, references, raw pointers, fixed-size vectors, ...
366 // This is because GDB will not print the type name from DWARF debuginfo for
367 // some kinds of types (pointers, arrays, functions, ...)
368 // Since tuples are structs as far as GDB is concerned, their name will be
369 // printed correctly, so the tests below just construct a tuple type that will
370 // then *contain* the type name that we want to see.
373 let simple_struct = Struct1;
374 let generic_struct1: GenericStruct<mod1::Struct2, mod1::mod2::Struct3> =
375 GenericStruct(PhantomData);
376 let generic_struct2: GenericStruct<Struct1, extern "fastcall" fn(isize) -> usize> =
377 GenericStruct(PhantomData);
378 let mod_struct = mod1::Struct2;
381 let simple_enum_1 = Variant1;
382 let simple_enum_2 = Variant2(0);
383 let simple_enum_3 = mod1::Enum2::Variant2(Struct1);
385 let generic_enum_1: mod1::mod2::Enum3<mod1::Struct2> = mod1::mod2::Variant1;
386 let generic_enum_2 = mod1::mod2::Variant2(Struct1);
389 let tuple1 = (8u32, Struct1, mod1::mod2::Variant2(mod1::Struct2));
390 let tuple2 = ((Struct1, mod1::mod2::Struct3), mod1::Enum2::Variant1, 'x');
393 let box1 = (Box::new(1f32), 0i32);
394 let box2 = (Box::new(mod1::mod2::Variant2(1f32)), 0i32);
397 let ref1 = (&Struct1, 0i32);
398 let ref2 = (&GenericStruct::<char, Struct1>(PhantomData), 0i32);
400 let mut mut_struct1 = Struct1;
401 let mut mut_generic_struct = GenericStruct::<mod1::Enum2, f64>(PhantomData);
402 let mut_ref1 = (&mut mut_struct1, 0i32);
403 let mut_ref2 = (&mut mut_generic_struct, 0i32);
406 let mut_ptr1: (*mut Struct1, isize) = (ptr::null_mut(), 0);
407 let mut_ptr2: (*mut isize, isize) = (ptr::null_mut(), 0);
408 let mut_ptr3: (*mut mod1::mod2::Enum3<Struct1>, isize) = (ptr::null_mut(), 0);
410 let const_ptr1: (*const Struct1, isize) = (ptr::null(), 0);
411 let const_ptr2: (*const isize, isize) = (ptr::null(), 0);
412 let const_ptr3: (*const mod1::mod2::Enum3<Struct1>, isize) = (ptr::null(), 0);
415 let fixed_size_vec1 = ([Struct1, Struct1, Struct1], 0i16);
416 let fixed_size_vec2 = ([0_usize, 1, 2], 0i16);
418 let vec1 = vec![0_usize, 2, 3];
420 let vec2 = vec![mod1::Enum2::Variant2(Struct1)];
424 let box_trait = Box::new(0_isize) as Box<dyn Trait1>;
425 let ref_trait = &0_isize as &dyn Trait1;
426 let mut mut_int1 = 0_isize;
427 let mut_ref_trait = (&mut mut_int1) as &mut dyn Trait1;
428 let no_principal_trait = Box::new(0_isize) as Box<(dyn Send + Sync)>;
429 let has_associated_type_trait = &0_isize as &(dyn Trait3<u32, AssocType = isize> + Send);
430 let has_associated_type_but_no_generics_trait =
431 &0_isize as &dyn TraitNoGenericsButWithAssocType<Output = isize>;
433 let generic_box_trait = Box::new(0_isize) as Box<dyn Trait2<i32, mod1::Struct2>>;
434 let generic_ref_trait = (&0_isize) as &dyn Trait2<Struct1, Struct1>;
436 let mut generic_mut_ref_trait_impl = 0_isize;
437 let generic_mut_ref_trait = (&mut generic_mut_ref_trait_impl)
438 as &mut dyn Trait2<mod1::mod2::Struct3, GenericStruct<usize, isize>>;
441 let rust_fn = (rust_fn, 0_usize);
442 let extern_c_fn = (extern_c_fn, 0_usize);
443 let unsafe_fn = (unsafe_fn, 0_usize);
445 let rust_fn_with_return_value = (rust_fn_with_return_value, 0_usize);
446 let extern_c_fn_with_return_value = (extern_c_fn_with_return_value, 0_usize);
447 let unsafe_fn_with_return_value = (unsafe_fn_with_return_value, 0_usize);
449 let generic_function_int = (generic_function::<isize>, 0_usize);
450 let generic_function_struct3 = (generic_function::<mod1::mod2::Struct3>, 0_usize);
452 let variadic_function = (printf, 0_usize);
455 // I (mw) am a bit unclear about the current state of closures, their
456 // various forms (boxed, unboxed, proc, capture-by-ref, by-val, once) and
457 // how that maps to rustc's internal representation of these forms.
458 // Once closures have reached their 1.0 form, the tests below should
459 // probably be expanded.
460 let closure1 = (|x: isize| {}, 0_usize);
461 let closure2 = (|x: i8, y: f32| (x as f32) + y, 0_usize);
464 let foreign1 = unsafe { 0 as *const ForeignType1 };
465 let foreign2 = unsafe { 0 as *const mod1::ForeignType2 };