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manual: remove a mode.

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This commit is contained in:
Graydon Hoare 2012-10-11 10:36:37 -07:00
parent c9cee7c2af
commit a2cace473b
1 changed files with 2 additions and 2 deletions
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4
doc/rust.md
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@ -1000,7 +1000,7 @@ An example of a pure function that uses an unsafe block:
~~~~ {.xfail-test}
# use std::list::*;
fn pure_foldl<T, U: Copy>(ls: List<T>, u: U, f: fn(&&T, &&U) -> U) -> U {
fn pure_foldl<T, U: Copy>(ls: List<T>, u: U, f: fn(&T, &U) -> U) -> U {
match ls {
Nil => u,
Cons(hd, tl) => f(hd, pure_foldl(*tl, f(hd, u), f))
@ -1008,7 +1008,7 @@ fn pure_foldl<T, U: Copy>(ls: List<T>, u: U, f: fn(&&T, &&U) -> U) -> U {
}
pure fn pure_length<T>(ls: List<T>) -> uint {
fn count<T>(_t: T, &&u: uint) -> uint { u + 1u }
fn count<T>(_t: &T, u: &uint) -> uint { *u + 1u }
unsafe {
pure_foldl(ls, 0u, count)
}