Brian Anderson
9371a1ad12
Un-xfail two tests under check-fast
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Closes #937 . Fixed by majick.
2011-09-19 18:23:34 -07:00
Brian Anderson
7e046edebb
Revert "xfail some tests that hang (instead of segfaulting) since eafb6789a2"
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This reverts commit 5f44a1356e
.
Issue #936
2011-09-19 18:00:41 -07:00
Brian Anderson
facc7fd2ef
Check for the correct exit code on cfail tests. Closes #938
2011-09-19 18:00:17 -07:00
Brian Anderson
7c6630a367
Build tuples in two phases to avoid cleaning up partial tuples
2011-09-19 17:59:53 -07:00
Brian Anderson
9626e2f71f
Register tuple cleanups after the tuple is built
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Issue #936
2011-09-19 17:59:47 -07:00
Brian Anderson
a18986c1a1
Revert "Revert "xfail some tests that hang (instead of segfaulting) since eafb6789a2""
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This reverts commit 6eabe6f3f4
.
2011-09-19 16:08:17 -07:00
Brian Anderson
7bc282a561
Revert "Check for the correct exit code on cfail tests. Closes #938 "
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This reverts commit c42401ebbc
.
2011-09-19 16:08:06 -07:00
Brian Anderson
6eabe6f3f4
Revert "xfail some tests that hang (instead of segfaulting) since eafb6789a2"
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This reverts commit 5f44a1356e
.
Issue #936
2011-09-19 15:45:39 -07:00
Brian Anderson
c42401ebbc
Check for the correct exit code on cfail tests. Closes #938
2011-09-19 15:33:14 -07:00
Brian Anderson
b1bf9ef5ae
Break fold's circular reference during unwinding
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This converts the AST fold into a resource that breaks it's own circular
reference (just a temporary workaround until GC), so that failure during fold
will unwind correctly.
Issue #936
2011-09-19 15:32:56 -07:00
Brian Anderson
dd1cf63515
Build records in two phases to avoid cleanups on partial records
2011-09-19 14:28:04 -07:00
Brian Anderson
432e931a2a
Don't register record cleanups until the record is built
2011-09-19 14:28:04 -07:00
Patrick Walton
3632629acc
rt: Introduce a self-describing box representation and functions to create and free them
2011-09-19 11:40:41 -07:00
Marijn Haverbeke
5f44a1356e
xfail some tests that hang (instead of segfaulting) since eafb6789a2
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See issue #936
2011-09-18 22:13:54 +02:00
Marijn Haverbeke
eafb6789a2
Stop creating function pairs for static functions
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These are now called directly. When taking their value, a null pointer is added
to create a pair.
2011-09-18 22:05:58 +02:00
Tim Chevalier
8640e67e3f
Add a precondition to GEP_tup_like
2011-09-17 10:18:30 -07:00
Tim Chevalier
2b98eccfee
Add a type_is_tup_like predicate that takes a block ctxt, and make some fns pure
2011-09-17 10:18:11 -07:00
Tim Chevalier
8613f28a16
In trans, replace another impossible case with a precondition
2011-09-17 09:13:05 -07:00
Brian Anderson
1002623201
Make move-mode arguments unwind correctly. Closes #939
2011-09-16 14:38:04 -07:00
Tim Chevalier
99236d64d0
Dead code elim
2011-09-16 13:32:44 -07:00
Tim Chevalier
fa74df033d
Add a constraint on trans::type_of_fn_from_ty
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And change callers appropriately.
2011-09-16 13:07:08 -07:00
Tim Chevalier
0d4b51d10d
Add a returns_non_ty_var predicate
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which just calls non_ty_var on the return type of t, assuming t is
a function type.
2011-09-16 13:06:31 -07:00
Tim Chevalier
1b2c5c4c9b
Make ty_fn_ret pure and get rid of a duplicate function
2011-09-16 13:06:31 -07:00
Marijn Haverbeke
43b219dbec
Work around an apparent compiler bug to make my patch run
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Without this, it would fail when optimization is turned on. The result of
the Load(bcx, llclosure) call would end up in llenv in a corrupted form.
2011-09-16 21:31:36 +02:00
Marijn Haverbeke
575aae407b
Saner approach to lvalues and callable values in trans
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LValues no longer carry information about generics and objs, instead
there's an extended form of lvalue, lval_maybe_callee, only used by
call and bind, which holds this info.
This makes it possible to take the value of a method and get a working
closure, and will (with some more work) allow us to call statically
known functions without loading from their pair.
Closes #435
Closes #758
2011-09-16 21:31:36 +02:00
Patrick Walton
d9c664e3fa
Revert "Revert "Make option::get return the option contents by reference" due to memory corruption"
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This reverts commit d1c27ba9e0
.
2011-09-16 12:20:06 -07:00
Brian Anderson
679c2d25a1
Un-xfail some task-comm tests
2011-09-16 11:29:40 -07:00
Brian Anderson
4028a099f5
Yield after send
2011-09-16 11:08:01 -07:00
Tim Chevalier
172df2e3a2
Add non_ty_var precondition for type_of_fn, plus minor cleanup
2011-09-16 10:58:02 -07:00
Patrick Walton
469853d5ff
rt: Add a new rust_box structure to the runtime that describes a self-describing box
2011-09-16 10:51:59 -07:00
Patrick Walton
f6871e832c
rt: Rename rust_box to rust_box_legacy, as they're about to become self-describing
2011-09-16 10:51:58 -07:00
Jesse Ruderman
72317dee0d
Fuzzer: update lists of known bugs
2011-09-16 10:44:58 -07:00
Brian Anderson
25394950ae
Handle the case where a child task tries to kill a parent while it is dying
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Still looks pretty racy
2011-09-16 10:05:12 -07:00
Marijn Haverbeke
ad470d741e
Revert "Saner approach to lvalues and callable values in trans"
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This reverts commit 66153436c9
.
2011-09-16 18:37:46 +02:00
Marijn Haverbeke
133d36f452
Require body of else-less if expressions to be a value-less block
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For consistency with other constructs that could not possibly return a
value (say, loops).
2011-09-16 18:21:06 +02:00
Marijn Haverbeke
66153436c9
Saner approach to lvalues and callable values in trans
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LValues no longer carry information about generics and objs, instead
there's an extended form of lvalue, lval_maybe_callee, only used by
call and bind, which holds this info.
This makes it possible to take the value of a method and get a working
closure, and will (with some more work) allow us to call statically
known functions without loading from their pair.
Closes #435
Closes #758
2011-09-16 18:21:05 +02:00
Marijn Haverbeke
639d88a693
Move expr_uniq case in trans to a saner place
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Note that unique pointers are still broken in more ways than I can count.
2011-09-16 15:03:03 +02:00
Marijn Haverbeke
f8a35234ad
Remove autoderef for calls
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We were only using it in a single place, and there for no discernable reason
(probably as part of the bare-fn-vals-are-not-copyable plan). It seems more
surprising than useful.
2011-09-16 14:39:30 +02:00
Marijn Haverbeke
c04490d97b
Remove unused method_ty field from lval_result
2011-09-16 14:18:49 +02:00
Marijn Haverbeke
fb42d839a0
Clean up (and optimize) root-mutability analysis in alias.rs
2011-09-16 13:46:03 +02:00
Marijn Haverbeke
d7587c1eda
Change convention for specifying referenced argument
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It is now 1-based, rather than 0 based. (Seems more natural, and allows 0 to
be used to refer to self and maybe to closure.)
Also allows non-referenced args to be implicitly copied again.
Issue #918
2011-09-16 12:42:18 +02:00
Tim Chevalier
059b31f7a3
Actually call unreachable() in impossible case in type_of_inner
2011-09-15 23:22:12 -07:00
Tim Chevalier
57ede5f281
Added non_ty_var precondition to trans::type_of_inner
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This allows us to legitimately call unreachable() in the ty_var case.
2011-09-15 23:22:12 -07:00
Jesse Ruderman
ce1877dc8e
Add parens, as needed, around else-if conditions.
2011-09-15 21:24:24 -07:00
Tim Chevalier
2c6eba00dd
Added an extra check in trans_alt
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Gratuitous right now, but I'm going to change the type of trans::type_of
2011-09-15 20:32:01 -07:00
Tim Chevalier
f41f75fe53
Added more predicates in trans
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Added the non_ty_var predicate (soon to be used)
Added a check in get_res_dtor (will be necessary for a future change
to type_of_fn)
Removed a gratuitous ret
2011-09-15 20:23:06 -07:00
Tim Chevalier
059952da5b
Change a few span_fatals to span_err
2011-09-15 19:51:27 -07:00
Tim Chevalier
994beca00d
Add unreachable() fn, also nitpicking
2011-09-15 19:51:27 -07:00
Graydon Hoare
1e3e7d4bc5
Update README slightly.
2011-09-15 16:31:33 -07:00
Graydon Hoare
c94e612ade
Begin sketching an ICU binding. Doesn't work yet.
2011-09-15 15:49:17 -07:00
Patrick Walton
18cf4d904c
rt: Add libunwind.h support on Mac OS X
2011-09-15 12:52:50 -07:00
Patrick Walton
d1c27ba9e0
Revert "Make option::get return the option contents by reference" due to memory corruption
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This reverts commit fc0bf12516
.
2011-09-15 12:52:09 -07:00
Marijn Haverbeke
fc0bf12516
Make option::get return the option contents by reference
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I can't believe this actually works!
2011-09-15 17:49:29 +02:00
Brian Anderson
906f1fc425
Add regression tests for previously ambiguous syntactic forms
2011-09-15 08:47:23 -07:00
Marijn Haverbeke
7364a8c2b0
Prevent binary expressions from parsing when lhs is non-value block
2011-09-15 17:37:10 +02:00
Marijn Haverbeke
93ba85a0f1
Register new snapshot
2011-09-15 17:33:35 +02:00
Marijn Haverbeke
b843cf2117
Generalize expression roots in alias analysis
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This allows calls-returning-a-reference to count as expression roots,
making it possible to return the result of such a call by reference.
Issue #918
2011-09-15 17:01:35 +02:00
Marijn Haverbeke
29177864c3
Add tests for returning by reference
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Issue #918
2011-09-15 16:37:37 +02:00
Marijn Haverbeke
3abe3671bd
Require the parameter that will be referenced to be noted
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Issue #918
2011-09-15 16:15:17 +02:00
Marijn Haverbeke
75eee8b194
Overhaul alias-checking of blocks
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The set of active bindings has to be updated as by-reference locals are
encountered.
Issue #918
2011-09-15 15:43:15 +02:00
Marijn Haverbeke
87fa38910e
Make storing returned references in a by-reference local work
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fn f(a: {x: str}) -> &str {
ret a.x;
}
fn main() {
let x = {x: "hi"};
let &y = f(x); // Look ma, no copy!
log_err y;
}
Issue #918 .
2011-09-15 15:17:14 +02:00
Marijn Haverbeke
25787bd2b8
Forbid assignment to by-reference bindings
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Issue #918
2011-09-15 14:08:54 +02:00
Marijn Haverbeke
d7a1d6a1cb
Make trans understand by-ref bindings
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Issue #918
2011-09-15 14:00:58 +02:00
Marijn Haverbeke
8aad16112b
Implement basic checking of by-reference bindings
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Issue #918
2011-09-15 13:40:28 +02:00
Marijn Haverbeke
44c6370e6a
Move local numbering into ast_map.rs
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This further simplifies the alias pass, which is sorely needed.
2011-09-15 13:18:32 +02:00
Marijn Haverbeke
1cda74deee
Add representation for by-ref let bindings
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Issue #918
2011-09-15 11:42:56 +02:00
Marijn Haverbeke
197f360e30
Ensure parens are wrapped around composite exprs in call/index/field pos
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This is needed to fix the second example in issue #919
2011-09-15 11:15:14 +02:00
Marijn Haverbeke
8c83ea564b
More thorough check for (.. 10).x in pretty-printer
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Closes #919
2011-09-15 10:59:06 +02:00
Marijn Haverbeke
63ecc84562
Also handle fail and put in print_maybe_parens_discrim
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Closes #920
2011-09-15 10:14:52 +02:00
Marijn Haverbeke
3798b6f780
Remove maybe_protect_block kludge from pretty-printer
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It is no longer needed.
2011-09-15 10:14:52 +02:00
Marijn Haverbeke
0b34e0e60b
Introduce new semicolon rules
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- Loop bodies and resource constructors aren't allowed to have
trailing expressions anymore.
- An expression that ends* in a block without trailing expression can
can not be called, indexed, or subscripted.
- Only expression-statements that end* in a block without trailing
expression can omit their semicolon.
*) 'Ending in a trailing expression' is defined as being a block or
construct-ending-in-a-block (if, alt) that either ends in an
expression itself, or ends in another block-like expression that
has a trailing expression (by these same rules).
2011-09-15 09:49:00 +02:00
Marijn Haverbeke
7298b8f4ba
Insert omitted semicolons for statements
2011-09-15 09:49:00 +02:00
Brian Anderson
2bed548d1b
xfail-fast run-pass/linked-failure.rs. Not sure what the problem is.
2011-09-14 17:47:48 -07:00
Brian Anderson
a0ad9a42cd
Unsupervise tasks before the scheduler kills them. Unblock before yield->fail
2011-09-14 17:05:35 -07:00
Brian Anderson
69eda46af8
Add a run-pass test for linked failure
2011-09-14 15:51:46 -07:00
Brian Anderson
103197bc42
Make failure propagation to dead parents work
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The failure will basically go 'through' the dead parent and continue
propagating the failure (as if the child was reparented).
2011-09-14 15:48:14 -07:00
Brian Anderson
9505d70513
Make linked task failure work again
2011-09-14 14:20:41 -07:00
Brian Anderson
ad2bdbee08
Add another XFAILed test for failing destructors
2011-09-14 10:59:17 -07:00
Brian Anderson
ca0d3cae5c
Add another unwind test
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This makes sure that cleanups added after the first invoke in a scope are
actually run on unwind
2011-09-14 09:21:28 -07:00
Brian Anderson
31d4fe37f6
Revert "Try a little harder to avoid creating new landing pads"
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This reverts commit b8e31ac469
.
Conflicts:
src/comp/middle/trans.rs
2011-09-14 09:19:31 -07:00
Marijn Haverbeke
93de2f0b74
Add syntax and representation for return-by-mutably-rooted-ref
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This will be used in the near future to decide what can safely
be done with the returned reference.
Issue #918
2011-09-14 17:30:38 +02:00
Marijn Haverbeke
1cabe37155
Prevent memory errors when returning references to temp args.
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Issue #918
2011-09-14 16:46:54 +02:00
Marijn Haverbeke
c6619f9ce0
Accept returning refs rooted in an arg from a by-ref funtion
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Issue #918
2011-09-14 16:19:15 +02:00
Marijn Haverbeke
a3c449df74
Make ast_map.rs index function args, switch it over to simple_visitor
2011-09-14 15:30:59 +02:00
Marijn Haverbeke
cd0e7fc041
Remove some extra white-space introduced by the pretty-printer
2011-09-14 15:20:22 +02:00
Marijn Haverbeke
7d69712dee
Disallow implicit arg copying when the function returns a ref
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Issue #918
2011-09-14 14:57:20 +02:00
Marijn Haverbeke
93d2a4f82a
Add support for basic return-by-alias to trans
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Issue #918
2011-09-14 14:39:08 +02:00
Marijn Haverbeke
9a69ee79e0
Clean up trans_obj.rs a bit
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As a preparation to adding an arg to type_of_fn_full
2011-09-14 13:49:22 +02:00
Marijn Haverbeke
6cd24173d4
Add a ret_style field to fn_ctxt in trans
2011-09-14 13:48:51 +02:00
Marijn Haverbeke
2aac43d809
Simplify trans::new_fn_ctxt_w_id
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It was still living in the pre-decent-type-inference era.
2011-09-14 13:26:39 +02:00
Marijn Haverbeke
0699acb6f7
Rudimentary checking of safe alias returns
2011-09-14 13:09:45 +02:00
Marijn Haverbeke
63519d9006
Rename restrict to binding in alias.rs
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Its role gradually changed to the point where the old name doesn't
really make sense anymore.
2011-09-14 12:06:51 +02:00
Marijn Haverbeke
44df041799
Stop needlessly boxing vectors in alias.rs
2011-09-14 11:37:52 +02:00
Marijn Haverbeke
51dae63c44
Make most of the compiler aware of return-by-reference
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tyencode/tydecode still don't know about it. return_ref will be extended to take
arguments anyway.
2011-09-14 11:31:05 +02:00
Marijn Haverbeke
c1c083cd66
Refactor parse_ret_ty, start parsing by-alias return specs
2011-09-14 10:46:40 +02:00
Marijn Haverbeke
6eb9738a66
Rename ast::controlflow to ast::ret_style
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It will include information about returning by alias.
2011-09-14 10:38:23 +02:00
Josh Matthews
f6fe07d1f3
Add support for negative literals.
2011-09-14 00:47:14 -04:00
Brian Anderson
6d3dd0e48c
Try harder still to generate fewer landing pads
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Scopes that don't have cleanups don't need their own landing pads
This takes the optimized rustc bin from 4.7MB to 4.4
2011-09-13 16:52:12 -07:00
Brian Anderson
b8e31ac469
Try a little harder to avoid creating new landing pads
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It's only when we add or revoke cleanups involving immediates that we need a
new landing pad for the scope.
Trims 5K off the optimized rustc bin
2011-09-13 16:52:12 -07:00
Brian Anderson
74c39469be
Reuse landing pads when possible
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Cuts the optimized rustc bin from 5.2 to 4.7MB
2011-09-13 16:52:12 -07:00