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| author | Graydon Hoare <[email protected]> | 2010-11-09 14:15:07 -0800 |
|---|---|---|
| committer | Graydon Hoare <[email protected]> | 2010-11-09 14:15:07 -0800 |
| commit | 89946609f2de815ea87df3b001fff0caf9efa0d5 (patch) | |
| tree | 0945861dddd480b822827d77205f90584d0c2586 /src/lib/_str.rs | |
| parent | Add a check for binding an alias. Good thing, as we had two instances in our ... (diff) | |
| download | rust-89946609f2de815ea87df3b001fff0caf9efa0d5.tar.xz rust-89946609f2de815ea87df3b001fff0caf9efa0d5.zip | |
Support a special const-value refcount, use it for const strings.
Diffstat (limited to 'src/lib/_str.rs')
| -rw-r--r-- | src/lib/_str.rs | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/lib/_str.rs b/src/lib/_str.rs index 0fc7b373..4ea5ca28 100644 --- a/src/lib/_str.rs +++ b/src/lib/_str.rs @@ -97,8 +97,13 @@ fn from_bytes(vec[u8] v) : is_utf8(v) -> str { } fn refcount(str s) -> uint { - // -1 because calling this function incremented the refcount. - ret rustrt.refcount[u8](s) - 1u; + auto r = rustrt.refcount[u8](s); + if (r == dbg.const_refcount) { + ret r; + } else { + // -1 because calling this function incremented the refcount. + ret r - 1u; + } } |