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fix some comments.

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This commit is contained in:
Felix S. Klock II 2015-04-10 19:13:34 +02:00
parent 47016f9ce5
commit 847a897fb3
1 changed files with 7 additions and 6 deletions
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13
src/libsyntax/ext/deriving/generic/mod.rs
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@ -1067,8 +1067,8 @@ impl<'a> MethodDef<'a> {
.collect::<Vec<ast::Ident>>(); .collect::<Vec<ast::Ident>>();
// The `vi_idents` will be bound, solely in the catch-all, to // The `vi_idents` will be bound, solely in the catch-all, to
// a series of let statements mapping each self_arg to an isize // a series of let statements mapping each self_arg to an int
// corresponding to its discriminant value. // value corresponding to its discriminant.
let vi_idents: Vec<ast::Ident> = self_arg_names.iter() let vi_idents: Vec<ast::Ident> = self_arg_names.iter()
.map(|name| { let vi_suffix = format!("{}_vi", &name[..]); .map(|name| { let vi_suffix = format!("{}_vi", &name[..]);
cx.ident_of(&vi_suffix[..]) }) cx.ident_of(&vi_suffix[..]) })
@ -1186,18 +1186,19 @@ impl<'a> MethodDef<'a> {
// Build a series of let statements mapping each self_arg // Build a series of let statements mapping each self_arg
// to its discriminant value. If this is a C-style enum // to its discriminant value. If this is a C-style enum
// with a specific repr type, then casts the values to // with a specific repr type, then casts the values to
// that type. Otherwise casts to `isize`. // that type. Otherwise casts to `i32` (the default repr
// type).
// //
// i.e. for `enum E<T> { A, B(1), C(T, T) }`, and a deriving // i.e. for `enum E<T> { A, B(1), C(T, T) }`, and a deriving
// with three Self args, builds three statements: // with three Self args, builds three statements:
// //
// ``` // ```
// let __self0_vi = unsafe { // let __self0_vi = unsafe {
// std::intrinsics::discriminant_value(&self) } as isize; // std::intrinsics::discriminant_value(&self) } as i32;
// let __self1_vi = unsafe { // let __self1_vi = unsafe {
// std::intrinsics::discriminant_value(&__arg1) } as isize; // std::intrinsics::discriminant_value(&__arg1) } as i32;
// let __self2_vi = unsafe { // let __self2_vi = unsafe {
// std::intrinsics::discriminant_value(&__arg2) } as isize; // std::intrinsics::discriminant_value(&__arg2) } as i32;
// ``` // ```
let mut index_let_stmts: Vec<P<ast::Stmt>> = Vec::new(); let mut index_let_stmts: Vec<P<ast::Stmt>> = Vec::new();