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Rollup merge of #77605 - da-x:fix-rustc-def-path, r=petrochenkov

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Fix rustc_def_path to show the full path and not the trimmed one

Follow-up fix for #73996.
This commit is contained in:
Dylan DPC 2020-10-07 00:16:12 +02:00 committed by GitHub
commit 207832bdc0
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4 changed files with 6 additions and 5 deletions
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3
compiler/rustc_symbol_mangling/src/test.rs
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@ -5,6 +5,7 @@
//! paths etc in all kinds of annoying scenarios.
use rustc_hir as hir;
use rustc_middle::ty::print::with_no_trimmed_paths;
use rustc_middle::ty::{Instance, TyCtxt};
use rustc_span::symbol::{sym, Symbol};
@ -44,7 +45,7 @@ impl SymbolNamesTest<'tcx> {
tcx.sess.span_err(attr.span, &format!("demangling-alt({:#})", demangling));
}
} else if tcx.sess.check_name(attr, DEF_PATH) {
let path = tcx.def_path_str(def_id.to_def_id());
let path = with_no_trimmed_paths(|| tcx.def_path_str(def_id.to_def_id()));
tcx.sess.span_err(attr.span, &format!("def-path({})", path));
}

2
src/test/ui/symbol-names/impl1.legacy.stderr
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@ -64,7 +64,7 @@ error: demangling-alt(<[&dyn impl1::Foo+Assoc = extern "C" fn(&u8, ::.)+impl1::A
LL | #[rustc_symbol_name]
| ^^^^^^^^^^^^^^^^^^^^
error: def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8, ...)> + AutoTrait; 3] as Bar>::method)
error: def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8, ...)> + AutoTrait; 3] as main::{closure#1}::Bar>::method)
--> $DIR/impl1.rs:71:13
|
LL | #[rustc_def_path]

4
src/test/ui/symbol-names/impl1.rs
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@ -69,8 +69,8 @@ fn main() {
//[v0]~| ERROR demangling(<[&dyn impl1[317d481089b8c8fe]::Foo<Assoc = for<'a> extern "C" fn(&'a u8, ...)> + impl1[317d481089b8c8fe]::AutoTrait; 3: usize] as impl1[317d481089b8c8fe]::main::{closure#1}::Bar>::method)
//[v0]~| ERROR demangling-alt(<[&dyn impl1::Foo<Assoc = for<'a> extern "C" fn(&'a u8, ...)> + impl1::AutoTrait; 3] as impl1::main::{closure#1}::Bar>::method)
#[rustc_def_path]
//[legacy]~^ ERROR def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8, ...)> + AutoTrait; 3] as Bar>::method)
//[v0]~^^ ERROR def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8, ...)> + AutoTrait; 3] as Bar>::method)
//[legacy]~^ ERROR def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8, ...)> + AutoTrait; 3] as main::{closure#1}::Bar>::method)
//[v0]~^^ ERROR def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8, ...)> + AutoTrait; 3] as main::{closure#1}::Bar>::method)
fn method(&self) {}
}
};

2
src/test/ui/symbol-names/impl1.v0.stderr
View File

@ -64,7 +64,7 @@ error: demangling-alt(<[&dyn impl1::Foo<Assoc = for<'a> extern "C" fn(&'a u8, ..
LL | #[rustc_symbol_name]
| ^^^^^^^^^^^^^^^^^^^^
error: def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8, ...)> + AutoTrait; 3] as Bar>::method)
error: def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8, ...)> + AutoTrait; 3] as main::{closure#1}::Bar>::method)
--> $DIR/impl1.rs:71:13
|
LL | #[rustc_def_path]