This is an archive of the discontinued LLVM Phabricator instance.

Show First 20 Lines • Show All 432 Lines • ▼ Show 20 Lines
// \| "R" [<lifetime>] <type> // &T		// \| "R" [<lifetime>] <type> // &T
// \| "Q" [<lifetime>] <type> // &mut T		// \| "Q" [<lifetime>] <type> // &mut T
// \| "P" <type> // *const T		// \| "P" <type> // *const T
// \| "O" <type> // *mut T		// \| "O" <type> // *mut T
// \| "F" <fn-sig> // fn(...) -> ...		// \| "F" <fn-sig> // fn(...) -> ...
// \| "D" <dyn-bounds> <lifetime> // dyn Trait<Assoc = X> + Send + 'a		// \| "D" <dyn-bounds> <lifetime> // dyn Trait<Assoc = X> + Send + 'a
// \| <backref> // backref		// \| <backref> // backref
void Demangler::demangleType() {		void Demangler::demangleType() {
size_t Start = Position;		if (Error \|\| RecursionLevel >= MaxRecursionLevel) {
		Error = true;
		return;
		}
		SwapAndRestore<size_t> SaveRecursionLevel(RecursionLevel, RecursionLevel + 1);

		size_t Start = Position;
char C = consume();		char C = consume();
BasicType Type;		BasicType Type;
if (parseBasicType(C, Type))		if (parseBasicType(C, Type))
return printBasicType(Type);		return printBasicType(Type);

switch (C) {		switch (C) {
case 'A':		case 'A':
print("[");		print("[");
▲ Show 20 Lines • Show All 50 Lines • ▼ Show 20 Lines	if (consumeIf('L')) {
if (auto Lifetime = parseBase62Number()) {		if (auto Lifetime = parseBase62Number()) {
print(" + ");		print(" + ");
printLifetime(Lifetime);		printLifetime(Lifetime);
}		}
} else {		} else {
Error = true;		Error = true;
}		}
break;		break;
		case 'B':
		demangleBackref([&] { demangleType(); });
		Lint: Pre-merge checks Inline Actions clang-tidy: warning: function 'operator()' is within a recursive call chain [misc-no-recursion] not useful Lint: Pre-merge checks: clang-tidy: warning: function 'operator()' is within a recursive call chain [misc-no-recursion]…
		break;
default:		default:
Position = Start;		Position = Start;
demanglePath(rust_demangle::InType::Yes);		demanglePath(rust_demangle::InType::Yes);
break;		break;
}		}
}		}

// <fn-sig> := [<binder>] ["U"] ["K" <abi>] {<type>} "E" <type>		// <fn-sig> := [<binder>] ["U"] ["K" <abi>] {<type>} "E" <type>
▲ Show 20 Lines • Show All 394 Lines • Show Last 20 Lines

llvm/test/Demangle/rust.test

	Show First 20 Lines • Show All 419 Lines • ▼ Show 20 Lines
	CHECK: _RIC4charKc1234567_E			CHECK: _RIC4charKc1234567_E
	_RIC4charKc1234567_E			_RIC4charKc1234567_E

	; Backreferences			; Backreferences

	CHECK: backref::<backref::ident>			CHECK: backref::<backref::ident>
	_RIC7backrefNvB0_5identE			_RIC7backrefNvB0_5identE

				CHECK: backref::<(), ()>
				_RIC7backrefuB9_E

	; Invalid backreferences			; Invalid backreferences

	CHECK: _RB_			CHECK: _RB_
	_RB_			_RB_

	CHECK: _RB5_			CHECK: _RB5_
	_RB5_			_RB5_

	CHECK: _RNvB_1a			CHECK: _RNvB_1a
	_RNvB_1a			_RNvB_1a

				CHECK: _RIC7backrefSB9_E
				_RIC7backrefSB9_E

	; Invalid mangled characters			; Invalid mangled characters

	CHECK: _RNvC2a.1c			CHECK: _RNvC2a.1c
	_RNvC2a.1c			_RNvC2a.1c

	CHECK: _RNvC2a$1c			CHECK: _RNvC2a$1c
	_RNvC2a$1c			_RNvC2a$1c

	Show All 29 Lines

This is an archive of the discontinued LLVM Phabricator instance.

[Demangle][Rust] Parse type backreferencesClosedPublic

Details

Diff Detail

Event Timeline

Revision Contents

Diff 350426

llvm/lib/Demangle/RustDemangle.cpp

llvm/test/Demangle/rust.test

[Demangle][Rust] Parse type backreferences
ClosedPublic