| Age | Commit message (Collapse) | Author | Lines |
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immediately surrounding a node that is a terminating_scope
(e.g. statements, looping forms) during which the destructors run (the
destructors for temporaries from the execution of that node, that is).
Introduced DestructionScopeData newtype wrapper around ast::NodeId, to
preserve invariant that FreeRegion and ScopeChain::BlockScope carry
destruction scopes (rather than arbitrary CodeExtents).
Insert DestructionScope and block Remainder into enclosing CodeExtents
hierarchy.
Add more doc for DestructionScope, complete with ASCII art.
Switch to constructing DestructionScope rather than Misc in a number
of places, mostly related to `ty::ReFree` creation, and use
destruction-scopes of node-ids at various calls to
liberate_late_bound_regions.
middle::resolve_lifetime: Map BlockScope to DestructionScope in `fn resolve_free_lifetime`.
Add the InnermostDeclaringBlock and InnermostEnclosingExpr enums that
are my attempt to clarify the region::Context structure, and that
later commmts build upon.
Improve the debug output for `CodeExtent` attached to `ty::Region::ReScope`.
Loosened an assertion in `rustc_trans::trans::cleanup` to account for
`DestructionScope`. (Perhaps this should just be switched entirely
over to `DestructionScope`, rather than allowing for either `Misc` or
`DestructionScope`.)
----
Even though the DestructionScope is new, this particular commit should
not actually change the semantics of any current code.
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generate the closure type and closure kind separately.
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variables.
Also add test. Fixes #16749.
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Note: Do not merge until we get a newer snapshot that includes #21374
There was some type inference fallout (see 4th commit) because type inference with `a..b` is not as good as with `range(a, b)` (see #21672).
r? @alexcrichton
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sed -i 's/in range(\([^,]*\), *\([^()]*\))/in \1\.\.\2/g' **/*.rs
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when constructing the vtable-index. Not good.
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This allows one to look at an `ExprMethodCall` `foo.bar()` where `bar`
is a method in some trait and (sometimes) extract the `impl` that `bar`
is defined in, e.g.
trait Foo {
fn bar(&self);
}
impl Foo for uint { // <A>
fn bar(&self) {}
}
fn main() {
1u.bar(); // impl_def_id == Some(<A>)
}
This definitely doesn't handle all cases, but is correct when it is
known, meaning it should only be used for certain linting/heuristic
purposes; no safety analysis.
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Conflicts:
src/librustc/diagnostics.rs
src/librustdoc/clean/mod.rs
src/librustdoc/html/format.rs
src/libsyntax/parse/parser.rs
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Conflicts:
src/librbml/lib.rs
src/libserialize/json_stage0.rs
src/libserialize/serialize_stage0.rs
src/libsyntax/ast.rs
src/libsyntax/ext/deriving/generic/mod.rs
src/libsyntax/parse/token.rs
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Conflicts:
src/compiletest/runtest.rs
src/libcore/fmt/mod.rs
src/libfmt_macros/lib.rs
src/libregex/parse.rs
src/librustc/middle/cfg/construct.rs
src/librustc/middle/dataflow.rs
src/librustc/middle/infer/higher_ranked/mod.rs
src/librustc/middle/ty.rs
src/librustc_back/archive.rs
src/librustc_borrowck/borrowck/fragments.rs
src/librustc_borrowck/borrowck/gather_loans/mod.rs
src/librustc_resolve/lib.rs
src/librustc_trans/back/link.rs
src/librustc_trans/save/mod.rs
src/librustc_trans/trans/base.rs
src/librustc_trans/trans/callee.rs
src/librustc_trans/trans/common.rs
src/librustc_trans/trans/consts.rs
src/librustc_trans/trans/controlflow.rs
src/librustc_trans/trans/debuginfo.rs
src/librustc_trans/trans/expr.rs
src/librustc_trans/trans/monomorphize.rs
src/librustc_typeck/astconv.rs
src/librustc_typeck/check/method/mod.rs
src/librustc_typeck/check/mod.rs
src/librustc_typeck/check/regionck.rs
src/librustc_typeck/collect.rs
src/libsyntax/ext/format.rs
src/libsyntax/ext/source_util.rs
src/libsyntax/ext/tt/transcribe.rs
src/libsyntax/parse/mod.rs
src/libsyntax/parse/token.rs
src/test/run-pass/issue-8898.rs
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fmt::Show is for debugging, and can and should be implemented for
all public types. This trait is used with `{:?}` syntax. There still
exists #[derive(Show)].
fmt::String is for types that faithfully be represented as a String.
Because of this, there is no way to derive fmt::String, all
implementations must be purposeful. It is used by the default format
syntax, `{}`.
This will break most instances of `{}`, since that now requires the type
to impl fmt::String. In most cases, replacing `{}` with `{:?}` is the
correct fix. Types that were being printed specifically for users should
receive a fmt::String implementation to fix this.
Part of #20013
[breaking-change]
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This commit moves the libserialize crate (and will force the hand of the
rustc-serialize crate) to not require the `old_orphan_check` feature gate as
well as using associated types wherever possible. Concretely, the following
changes were made:
* The error type of `Encoder` and `Decoder` is now an associated type, meaning
that these traits have no type parameters.
* The `Encoder` and `Decoder` type parameters on the `Encodable` and `Decodable`
traits have moved to the corresponding method of the trait. This movement
alleviates the dependency on `old_orphan_check` but implies that
implementations can no longer be specialized for the type of encoder/decoder
being implemented.
Due to the trait definitions changing, this is a:
[breaking-change]
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several reasons:
1. Produced more unique types than is necessary. This increases memory consumption.
2. Linking the type parameter to its definition *seems* like a good idea, but it
encourages reliance on the bounds listing.
3. It made pretty-printing harder and in particular was causing bad error messages
when errors occurred before the `TypeParameterDef` entries were fully stored.
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anything.
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bound) from higher-ranked things (late-bound), which also use the `Poly` prefix.
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Conflicts:
src/libcore/str.rs
src/librustc_trans/trans/closure.rs
src/librustc_typeck/collect.rs
src/libstd/path/posix.rs
src/libstd/path/windows.rs
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having FnSig carry an implicit binding level. This means that we be more typesafe in general, since things that instantiate bound regions can drop the Binder to reflect that.
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Closes #18433
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Closes #18433
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used by trans, but it's easy to do.
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