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Diffstat (limited to 'src/test/debuginfo/type-names.rs')
-rw-r--r-- | src/test/debuginfo/type-names.rs | 473 |
1 files changed, 473 insertions, 0 deletions
diff --git a/src/test/debuginfo/type-names.rs b/src/test/debuginfo/type-names.rs new file mode 100644 index 000000000..b040a6e74 --- /dev/null +++ b/src/test/debuginfo/type-names.rs @@ -0,0 +1,473 @@ +// ignore-lldb + +// GDB changed the way that it formatted Foreign types +// min-gdb-version: 9.2 + +// compile-flags:-g + +// === GDB TESTS =================================================================================== + +// gdb-command:run + +// STRUCTS +// gdb-command:whatis simple_struct +// gdb-check:type = type_names::Struct1 + +// gdb-command:whatis generic_struct1 +// gdb-check:type = type_names::GenericStruct<type_names::mod1::Struct2, type_names::mod1::mod2::Struct3> + +// gdb-command:whatis generic_struct2 +// gdb-check:type = type_names::GenericStruct<type_names::Struct1, extern "fastcall" fn(isize) -> usize> + +// gdb-command:whatis mod_struct +// gdb-check:type = type_names::mod1::Struct2 + +// ENUMS +// gdb-command:whatis simple_enum_1 +// gdb-check:type = type_names::Enum1 + +// gdb-command:whatis simple_enum_2 +// gdb-check:type = type_names::Enum1 + +// gdb-command:whatis simple_enum_3 +// gdb-check:type = type_names::mod1::Enum2 + +// gdb-command:whatis generic_enum_1 +// gdb-check:type = type_names::mod1::mod2::Enum3<type_names::mod1::Struct2> + +// gdb-command:whatis generic_enum_2 +// gdb-check:type = type_names::mod1::mod2::Enum3<type_names::Struct1> + +// TUPLES +// gdb-command:whatis tuple1 +// gdb-check:type = (u32, type_names::Struct1, type_names::mod1::mod2::Enum3<type_names::mod1::Struct2>) + +// gdb-command:whatis tuple2 +// gdb-check:type = ((type_names::Struct1, type_names::mod1::mod2::Struct3), type_names::mod1::Enum2, char) + +// BOX +// gdb-command:whatis box1 +// gdb-check:type = (alloc::boxed::Box<f32, alloc::alloc::Global>, i32) + +// gdb-command:whatis box2 +// gdb-check:type = (alloc::boxed::Box<type_names::mod1::mod2::Enum3<f32>, alloc::alloc::Global>, i32) + +// REFERENCES +// gdb-command:whatis ref1 +// gdb-check:type = (&type_names::Struct1, i32) + +// gdb-command:whatis ref2 +// gdb-check:type = (&type_names::GenericStruct<char, type_names::Struct1>, i32) + +// gdb-command:whatis mut_ref1 +// gdb-check:type = (&mut type_names::Struct1, i32) + +// gdb-command:whatis mut_ref2 +// gdb-check:type = (&mut type_names::GenericStruct<type_names::mod1::Enum2, f64>, i32) + +// RAW POINTERS +// gdb-command:whatis mut_ptr1 +// gdb-check:type = (*mut type_names::Struct1, isize) + +// gdb-command:whatis mut_ptr2 +// gdb-check:type = (*mut isize, isize) + +// gdb-command:whatis mut_ptr3 +// gdb-check:type = (*mut type_names::mod1::mod2::Enum3<type_names::Struct1>, isize) + +// gdb-command:whatis const_ptr1 +// gdb-check:type = (*const type_names::Struct1, isize) + +// gdb-command:whatis const_ptr2 +// gdb-check:type = (*const isize, isize) + +// gdb-command:whatis const_ptr3 +// gdb-check:type = (*const type_names::mod1::mod2::Enum3<type_names::Struct1>, isize) + +// VECTORS +// gdb-command:whatis fixed_size_vec1 +// gdb-check:type = ([type_names::Struct1; 3], i16) + +// gdb-command:whatis fixed_size_vec2 +// gdb-check:type = ([usize; 3], i16) + +// gdb-command:whatis slice1 +// gdb-check:type = &[usize] + +// gdb-command:whatis slice2 +// gdb-check:type = &[type_names::mod1::Enum2] + +// TRAITS +// gdb-command:whatis box_trait +// gdb-check:type = alloc::boxed::Box<dyn type_names::Trait1, alloc::alloc::Global> + +// gdb-command:whatis ref_trait +// gdb-check:type = &dyn type_names::Trait1 + +// gdb-command:whatis mut_ref_trait +// gdb-check:type = &mut dyn type_names::Trait1 + +// gdb-command:whatis generic_box_trait +// gdb-check:type = alloc::boxed::Box<dyn type_names::Trait2<i32, type_names::mod1::Struct2>, alloc::alloc::Global> + +// gdb-command:whatis generic_ref_trait +// gdb-check:type = &dyn type_names::Trait2<type_names::Struct1, type_names::Struct1> + +// gdb-command:whatis generic_mut_ref_trait +// gdb-check:type = &mut dyn type_names::Trait2<type_names::mod1::mod2::Struct3, type_names::GenericStruct<usize, isize>> + +// gdb-command:whatis no_principal_trait +// gdb-check:type = alloc::boxed::Box<(dyn core::marker::Send + core::marker::Sync), alloc::alloc::Global> + +// gdb-command:whatis has_associated_type_trait +// gdb-check:type = &(dyn type_names::Trait3<u32, AssocType=isize> + core::marker::Send) + +// gdb-command:whatis has_associated_type_but_no_generics_trait +// gdb-check:type = &dyn type_names::TraitNoGenericsButWithAssocType<Output=isize> + +// BARE FUNCTIONS +// gdb-command:whatis rust_fn +// gdb-check:type = (fn(core::option::Option<isize>, core::option::Option<&type_names::mod1::Struct2>), usize) + +// gdb-command:whatis extern_c_fn +// gdb-check:type = (extern "C" fn(isize), usize) + +// gdb-command:whatis unsafe_fn +// gdb-check:type = (unsafe fn(core::result::Result<char, f64>), usize) + +// gdb-command:whatis rust_fn_with_return_value +// gdb-check:type = (fn(f64) -> usize, usize) + +// gdb-command:whatis extern_c_fn_with_return_value +// gdb-check:type = (extern "C" fn() -> type_names::Struct1, usize) + +// gdb-command:whatis unsafe_fn_with_return_value +// gdb-check:type = (unsafe fn(type_names::GenericStruct<u16, u8>) -> type_names::mod1::Struct2, usize) + +// gdb-command:whatis generic_function_int +// gdb-check:type = (fn(isize) -> isize, usize) + +// gdb-command:whatis generic_function_struct3 +// gdb-check:type = (fn(type_names::mod1::mod2::Struct3) -> type_names::mod1::mod2::Struct3, usize) + +// gdb-command:whatis variadic_function +// gdb-check:type = (unsafe extern "C" fn(*const u8, ...) -> isize, usize) + +// CLOSURES +// gdb-command:whatis closure1 +// gdb-check:type = (type_names::main::{closure_env#0}, usize) + +// gdb-command:whatis closure2 +// gdb-check:type = (type_names::main::{closure_env#1}, usize) + +// FOREIGN TYPES +// gdb-command:whatis foreign1 +// gdb-check:type = *mut type_names::{extern#0}::ForeignType1 + +// gdb-command:whatis foreign2 +// gdb-check:type = *mut type_names::mod1::{extern#0}::ForeignType2 + +// === CDB TESTS ================================================================================== + +// cdb-command: g + +// STRUCTS +// 0-sized structs appear to be optimized away in some cases, so only check the structs that do +// actually appear. +// cdb-command:dv /t *_struct +// cdb-check:struct type_names::GenericStruct<enum$<type_names::mod1::Enum2>,f64> mut_generic_struct = [...] + +// ENUMS +// cdb-command:dv /t *_enum_* +// cdb-check:union enum$<type_names::Enum1> simple_enum_1 = [...] +// cdb-check:union enum$<type_names::Enum1> simple_enum_2 = [...] +// cdb-check:union enum$<type_names::mod1::Enum2> simple_enum_3 = [...] +// cdb-check:union enum$<type_names::mod1::mod2::Enum3<type_names::mod1::Struct2> > generic_enum_1 = [...] +// cdb-check:union enum$<type_names::mod1::mod2::Enum3<type_names::Struct1> > generic_enum_2 = [...] + +// TUPLES +// cdb-command:dv /t tuple* +// cdb-check:struct tuple$<u32,type_names::Struct1,enum$<type_names::mod1::mod2::Enum3<type_names::mod1::Struct2> > > tuple1 = [...] +// cdb-check:struct tuple$<tuple$<type_names::Struct1,type_names::mod1::mod2::Struct3>,enum$<type_names::mod1::Enum2>,char> tuple2 = [...] + +// BOX +// cdb-command:dv /t box* +// cdb-check:struct tuple$<alloc::boxed::Box<f32,alloc::alloc::Global>,i32> box1 = [...] +// cdb-check:struct tuple$<alloc::boxed::Box<enum$<type_names::mod1::mod2::Enum3<f32> >,alloc::alloc::Global>,i32> box2 = [...] + +// REFERENCES +// cdb-command:dv /t *ref* +// cdb-check:struct tuple$<ref$<type_names::Struct1>,i32> ref1 = [...] +// cdb-check:struct tuple$<ref$<type_names::GenericStruct<char,type_names::Struct1> >,i32> ref2 = [...] +// cdb-check:struct tuple$<ref_mut$<type_names::Struct1>,i32> mut_ref1 = [...] +// cdb-check:struct tuple$<ref_mut$<type_names::GenericStruct<enum$<type_names::mod1::Enum2>,f64> >,i32> mut_ref2 = [...] + +// RAW POINTERS +// cdb-command:dv /t *_ptr* +// cdb-check:struct tuple$<ptr_mut$<type_names::Struct1>,isize> mut_ptr1 = [...] +// cdb-check:struct tuple$<ptr_mut$<isize>,isize> mut_ptr2 = [...] +// cdb-check:struct tuple$<ptr_mut$<enum$<type_names::mod1::mod2::Enum3<type_names::Struct1> > >,isize> mut_ptr3 = [...] +// cdb-check:struct tuple$<ptr_const$<type_names::Struct1>,isize> const_ptr1 = [...] +// cdb-check:struct tuple$<ptr_const$<isize>,isize> const_ptr2 = [...] +// cdb-check:struct tuple$<ptr_const$<enum$<type_names::mod1::mod2::Enum3<type_names::Struct1> > >,isize> const_ptr3 = [...] + +// VECTORS +// cdb-command:dv /t *vec* +// cdb-check:struct tuple$<array$<type_names::Struct1,3>,i16> fixed_size_vec1 = [...] +// cdb-check:struct tuple$<array$<usize,3>,i16> fixed_size_vec2 = [...] +// cdb-check:struct alloc::vec::Vec<usize,alloc::alloc::Global> vec1 = [...] +// cdb-check:struct alloc::vec::Vec<enum$<type_names::mod1::Enum2>,alloc::alloc::Global> vec2 = [...] +// cdb-command:dv /t slice* +// cdb-check:struct slice$<usize> slice1 = [...] +// cdb-check:struct slice$<enum$<type_names::mod1::Enum2> > slice2 = [...] + +// TRAITS +// cdb-command:dv /t *_trait +// cdb-check:struct ref_mut$<dyn$<type_names::Trait2<type_names::mod1::mod2::Struct3,type_names::GenericStruct<usize,isize> > > > generic_mut_ref_trait = [...] +// cdb-check:struct ref$<dyn$<type_names::Trait2<type_names::Struct1,type_names::Struct1> > > generic_ref_trait = [...] +// cdb-check:struct alloc::boxed::Box<dyn$<type_names::Trait2<i32,type_names::mod1::Struct2> >,alloc::alloc::Global> generic_box_trait = [...] +// cdb-check:struct alloc::boxed::Box<dyn$<type_names::Trait1>,alloc::alloc::Global> box_trait = [...] +// cdb-check:struct ref$<dyn$<type_names::Trait1> > ref_trait = [...] +// cdb-check:struct ref_mut$<dyn$<type_names::Trait1> > mut_ref_trait = [...] +// cdb-check:struct alloc::boxed::Box<dyn$<core::marker::Send,core::marker::Sync>,alloc::alloc::Global> no_principal_trait = [...] +// 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> > +// 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> > > > + +// BARE FUNCTIONS +// cdb-command:dv /t *_fn* +// cdb-check:struct tuple$<type_names::mod1::Struct2 (*)(type_names::GenericStruct<u16,u8>),usize> unsafe_fn_with_return_value = [...] +// cdb-check:struct tuple$<type_names::Struct1 (*)(),usize> extern_c_fn_with_return_value = [...] +// cdb-check:struct tuple$<usize (*)(f64),usize> rust_fn_with_return_value = [...] +// cdb-check:struct tuple$<void (*)(enum$<core::result::Result<char,f64> >),usize> unsafe_fn = [...] +// cdb-check:struct tuple$<void (*)(isize),usize> extern_c_fn = [...] +// cdb-check:struct tuple$<void (*)(enum$<core::option::Option<isize> >,enum$<core::option::Option<ref$<type_names::mod1::Struct2> >, 1, [...], Some>),usize> rust_fn = [...] +// cdb-command:dv /t *_function* +// cdb-check:struct tuple$<isize (*)(ptr_const$<u8>, ...),usize> variadic_function = [...] +// cdb-check:struct tuple$<type_names::mod1::mod2::Struct3 (*)(type_names::mod1::mod2::Struct3),usize> generic_function_struct3 = [...] +// cdb-check:struct tuple$<isize (*)(isize),usize> generic_function_int = [...] +// cdb-command:dx Debugger.State.Scripts.@"type-names.cdb".Contents.getFunctionDetails("rust_fn") +// cdb-check:Return Type: void +// cdb-check:Parameter Types: enum$<core::option::Option<isize> >,enum$<core::option::Option<ref$<type_names::mod1::Struct2> >, 1, [...], Some> +// cdb-command:dx Debugger.State.Scripts.@"type-names.cdb".Contents.getFunctionDetails("rust_fn_with_return_value") +// cdb-check:Return Type: usize +// cdb-check:Parameter Types: f64 +// cdb-command:dx Debugger.State.Scripts.@"type-names.cdb".Contents.getFunctionDetails("extern_c_fn_with_return_value") +// cdb-check:Return Type: type_names::Struct1 +// cdb-check:Parameter Types: + +// CLOSURES +// cdb-command:dv /t closure* +// cdb-check:struct tuple$<type_names::main::closure_env$1,usize> closure2 = [...] +// cdb-check:struct tuple$<type_names::main::closure_env$0,usize> closure1 = [...] + +// FOREIGN TYPES +// cdb-command:dv /t foreign* +// cdb-check:struct type_names::mod1::extern$0::ForeignType2 * foreign2 = [...] +// cdb-check:struct type_names::extern$0::ForeignType1 * foreign1 = [...] + +#![allow(unused_variables)] +#![feature(omit_gdb_pretty_printer_section)] +#![omit_gdb_pretty_printer_section] +#![feature(extern_types)] + +use self::Enum1::{Variant1, Variant2}; +use std::marker::PhantomData; +use std::ptr; + +pub struct Struct1; +struct GenericStruct<T1, T2>(PhantomData<(T1, T2)>); + +enum Enum1 { + Variant1, + Variant2(isize), +} + +extern "C" { + type ForeignType1; +} + +mod mod1 { + pub struct Struct2; + + pub enum Enum2 { + Variant1, + Variant2(super::Struct1), + } + + pub mod mod2 { + pub use self::Enum3::{Variant1, Variant2}; + pub struct Struct3; + + pub enum Enum3<T> { + Variant1, + Variant2(T), + } + } + + extern "C" { + pub type ForeignType2; + } +} + +trait Trait1 { + fn dummy(&self) {} +} +trait Trait2<T1, T2> { + fn dummy(&self, _: T1, _: T2) {} +} +trait Trait3<T> { + type AssocType; + fn dummy(&self) -> T { + panic!() + } +} +trait TraitNoGenericsButWithAssocType { + type Output; + fn foo(&self) -> Self::Output; +} + +impl Trait1 for isize {} +impl<T1, T2> Trait2<T1, T2> for isize {} +impl<T> Trait3<T> for isize { + type AssocType = isize; +} +impl TraitNoGenericsButWithAssocType for isize { + type Output = isize; + fn foo(&self) -> Self::Output { + *self + } +} + +fn rust_fn(_: Option<isize>, _: Option<&mod1::Struct2>) {} +extern "C" fn extern_c_fn(_: isize) {} +unsafe fn unsafe_fn(_: Result<char, f64>) {} + +fn rust_fn_with_return_value(_: f64) -> usize { + 4 +} +extern "C" fn extern_c_fn_with_return_value() -> Struct1 { + Struct1 +} +unsafe fn unsafe_fn_with_return_value(_: GenericStruct<u16, u8>) -> mod1::Struct2 { + mod1::Struct2 +} + +fn generic_function<T>(x: T) -> T { + x +} + +#[allow(improper_ctypes)] +extern "C" { + fn printf(_: *const u8, ...) -> isize; +} + +// In many of the cases below, the type that is actually under test is wrapped +// in a tuple, e.g., Box<T>, references, raw pointers, fixed-size vectors, ... +// This is because GDB will not print the type name from DWARF debuginfo for +// some kinds of types (pointers, arrays, functions, ...) +// Since tuples are structs as far as GDB is concerned, their name will be +// printed correctly, so the tests below just construct a tuple type that will +// then *contain* the type name that we want to see. +fn main() { + // Structs + let simple_struct = Struct1; + let generic_struct1: GenericStruct<mod1::Struct2, mod1::mod2::Struct3> = + GenericStruct(PhantomData); + let generic_struct2: GenericStruct<Struct1, extern "fastcall" fn(isize) -> usize> = + GenericStruct(PhantomData); + let mod_struct = mod1::Struct2; + + // Enums + let simple_enum_1 = Variant1; + let simple_enum_2 = Variant2(0); + let simple_enum_3 = mod1::Enum2::Variant2(Struct1); + + let generic_enum_1: mod1::mod2::Enum3<mod1::Struct2> = mod1::mod2::Variant1; + let generic_enum_2 = mod1::mod2::Variant2(Struct1); + + // Tuples + let tuple1 = (8u32, Struct1, mod1::mod2::Variant2(mod1::Struct2)); + let tuple2 = ((Struct1, mod1::mod2::Struct3), mod1::Enum2::Variant1, 'x'); + + // Box + let box1 = (Box::new(1f32), 0i32); + let box2 = (Box::new(mod1::mod2::Variant2(1f32)), 0i32); + + // References + let ref1 = (&Struct1, 0i32); + let ref2 = (&GenericStruct::<char, Struct1>(PhantomData), 0i32); + + let mut mut_struct1 = Struct1; + let mut mut_generic_struct = GenericStruct::<mod1::Enum2, f64>(PhantomData); + let mut_ref1 = (&mut mut_struct1, 0i32); + let mut_ref2 = (&mut mut_generic_struct, 0i32); + + // Raw Pointers + let mut_ptr1: (*mut Struct1, isize) = (ptr::null_mut(), 0); + let mut_ptr2: (*mut isize, isize) = (ptr::null_mut(), 0); + let mut_ptr3: (*mut mod1::mod2::Enum3<Struct1>, isize) = (ptr::null_mut(), 0); + + let const_ptr1: (*const Struct1, isize) = (ptr::null(), 0); + let const_ptr2: (*const isize, isize) = (ptr::null(), 0); + let const_ptr3: (*const mod1::mod2::Enum3<Struct1>, isize) = (ptr::null(), 0); + + // Vectors + let fixed_size_vec1 = ([Struct1, Struct1, Struct1], 0i16); + let fixed_size_vec2 = ([0_usize, 1, 2], 0i16); + + let vec1 = vec![0_usize, 2, 3]; + let slice1 = &*vec1; + let vec2 = vec![mod1::Enum2::Variant2(Struct1)]; + let slice2 = &*vec2; + + // Trait Objects + let box_trait = Box::new(0_isize) as Box<dyn Trait1>; + let ref_trait = &0_isize as &dyn Trait1; + let mut mut_int1 = 0_isize; + let mut_ref_trait = (&mut mut_int1) as &mut dyn Trait1; + let no_principal_trait = Box::new(0_isize) as Box<(dyn Send + Sync)>; + let has_associated_type_trait = &0_isize as &(dyn Trait3<u32, AssocType = isize> + Send); + let has_associated_type_but_no_generics_trait = + &0_isize as &dyn TraitNoGenericsButWithAssocType<Output = isize>; + + let generic_box_trait = Box::new(0_isize) as Box<dyn Trait2<i32, mod1::Struct2>>; + let generic_ref_trait = (&0_isize) as &dyn Trait2<Struct1, Struct1>; + + let mut generic_mut_ref_trait_impl = 0_isize; + let generic_mut_ref_trait = (&mut generic_mut_ref_trait_impl) + as &mut dyn Trait2<mod1::mod2::Struct3, GenericStruct<usize, isize>>; + + // Bare Functions + let rust_fn = (rust_fn, 0_usize); + let extern_c_fn = (extern_c_fn, 0_usize); + let unsafe_fn = (unsafe_fn, 0_usize); + + let rust_fn_with_return_value = (rust_fn_with_return_value, 0_usize); + let extern_c_fn_with_return_value = (extern_c_fn_with_return_value, 0_usize); + let unsafe_fn_with_return_value = (unsafe_fn_with_return_value, 0_usize); + + let generic_function_int = (generic_function::<isize>, 0_usize); + let generic_function_struct3 = (generic_function::<mod1::mod2::Struct3>, 0_usize); + + let variadic_function = (printf, 0_usize); + + // Closures + // I (mw) am a bit unclear about the current state of closures, their + // various forms (boxed, unboxed, proc, capture-by-ref, by-val, once) and + // how that maps to rustc's internal representation of these forms. + // Once closures have reached their 1.0 form, the tests below should + // probably be expanded. + let closure1 = (|x: isize| {}, 0_usize); + let closure2 = (|x: i8, y: f32| (x as f32) + y, 0_usize); + + // Foreign Types + let foreign1 = unsafe { 0 as *const ForeignType1 }; + let foreign2 = unsafe { 0 as *const mod1::ForeignType2 }; + + zzz(); // #break +} + +#[inline(never)] +fn zzz() { + () +} |