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authorbors <bors@rust-lang.org>2013-10-01 13:01:28 -0700
committerbors <bors@rust-lang.org>2013-10-01 13:01:28 -0700
commit08b510c351e990d835511f45a28f2f29c12ee545 (patch)
tree41b6f0afad8fac043f3985c2a842dfde27e2b745 /src/libstd/fmt
parentc8cdabc32fc7c6a5c3b01ef24340bc2f4b1ae359 (diff)
parentc9d4ad07c4c166d655f11862e03c10100dcb704b (diff)
downloadrust-08b510c351e990d835511f45a28f2f29c12ee545.tar.gz
rust-08b510c351e990d835511f45a28f2f29c12ee545.zip
auto merge of #9519 : thestinger/rust/float, r=catamorphism
It is simply defined as `f64` across every platform right now.

A use case hasn't been presented for a `float` type defined as the
highest precision floating point type implemented in hardware on the
platform. Performance-wise, using the smallest precision correct for the
use case greatly saves on cache space and allows for fitting more
numbers into SSE/AVX registers.

If there was a use case, this could be implemented as simply a type
alias or a struct thanks to `#[cfg(...)]`.

Closes #6592

The mailing list thread, for reference:

https://mail.mozilla.org/pipermail/rust-dev/2013-July/004632.html
Diffstat (limited to 'src/libstd/fmt')
-rw-r--r--src/libstd/fmt/mod.rs2
1 files changed, 0 insertions, 2 deletions
diff --git a/src/libstd/fmt/mod.rs b/src/libstd/fmt/mod.rs
index ba3a3bb4cc8..a03f21d69c8 100644
--- a/src/libstd/fmt/mod.rs
+++ b/src/libstd/fmt/mod.rs
@@ -1035,7 +1035,6 @@ macro_rules! floating(($ty:ident) => {
         }
     }
 })
-floating!(float)
 floating!(f32)
 floating!(f64)
 
@@ -1096,7 +1095,6 @@ delegate!(~str to String)
 delegate!(&'self str to String)
 delegate!(bool to Bool)
 delegate!(char to Char)
-delegate!(float to Float)
 delegate!(f32 to Float)
 delegate!(f64 to Float)