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authorbors <bors@rust-lang.org>2013-03-05 21:12:38 -0800
committerbors <bors@rust-lang.org>2013-03-05 21:12:38 -0800
commit165cc9e2c424b674a9e6fc88cc7c86ebc7d55b98 (patch)
tree43dcf5c92761891df95bc33c2480426708926e73 /src/libsyntax/ext
parent7c9b808d46d6b718cd25a813c9426c0c199b0acb (diff)
parent743cfce7032e3b0649c22bf1c397280192bf9e95 (diff)
downloadrust-165cc9e2c424b674a9e6fc88cc7c86ebc7d55b98.tar.gz
rust-165cc9e2c424b674a9e6fc88cc7c86ebc7d55b98.zip
auto merge of #5213 : erickt/rust/vec-ref, r=graydon
This patch series changes a handful of vec functions to return references instead of copies. The one downside with making this change is that these functions aren't usable in a couple cases now due to some purity complaints. For example, this [change](https://github.com/erickt/rust/commit/c31e81a532fc07e89be33cadb5109d167aa725f4#L1R87). I couldn't figure out a way to get `last` to work on a `@mut ~[...]` type, so I ended up having to use `*crate_cache[crate_cache.len() - 1].metas`.
Diffstat (limited to 'src/libsyntax/ext')
-rw-r--r--src/libsyntax/ext/tt/transcribe.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/ext/tt/transcribe.rs b/src/libsyntax/ext/tt/transcribe.rs
index 79264f7adf0..116ecc37d2e 100644
--- a/src/libsyntax/ext/tt/transcribe.rs
+++ b/src/libsyntax/ext/tt/transcribe.rs
@@ -167,7 +167,7 @@ pub fn tt_next_token(r: @mut TtReader) -> TokenAndSpan {
     while r.cur.idx >= r.cur.readme.len() {
         /* done with this set; pop or repeat? */
         if ! r.cur.dotdotdoted
-            || r.repeat_idx.last() == r.repeat_len.last() - 1 {
+            || { *r.repeat_idx.last() == *r.repeat_len.last() - 1 } {
 
             match r.cur.up {
               None => {