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| author | bors <bors@rust-lang.org> | 2013-05-11 21:28:37 -0700 |
|---|---|---|
| committer | bors <bors@rust-lang.org> | 2013-05-11 21:28:37 -0700 |
| commit | 1f62b23411abcfbe66eeea294f4258f1bb169e7d (patch) | |
| tree | df582703e2f47eb1ee746e7c92fe1ff596d7d7a7 /src/libsyntax/ext/tt/macro_parser.rs | |
| parent | 35e6ce548f2008331c0fa50f1cff30ab7b412ab7 (diff) | |
| parent | a279d6510251ebd3956c74ffe4b12bd49074da9c (diff) | |
auto merge of #6431 : catamorphism/rust/warnings, r=catamorphism
Just cleaning up warnings.
Diffstat (limited to 'src/libsyntax/ext/tt/macro_parser.rs')
| -rw-r--r-- | src/libsyntax/ext/tt/macro_parser.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/libsyntax/ext/tt/macro_parser.rs b/src/libsyntax/ext/tt/macro_parser.rs index 0c1e619985d..46b09aca8b2 100644 --- a/src/libsyntax/ext/tt/macro_parser.rs +++ b/src/libsyntax/ext/tt/macro_parser.rs @@ -247,8 +247,8 @@ pub fn parse( let TokenAndSpan {tok: tok, sp: sp} = rdr.peek(); /* we append new items to this while we go */ - while cur_eis.len() > 0u { /* for each Earley Item */ - let mut ei = cur_eis.pop(); + while !cur_eis.is_empty() { /* for each Earley Item */ + let ei = cur_eis.pop(); let idx = ei.idx; let len = ei.elts.len(); |