Implement arithmetic overflow changes#22532

Merged

bors merged 26 commits intorust-lang:masterfrom pnkfelix:arith-overflow

Mar 3, 2015

+1,192-376

Commits on Mar 3, 2015

Avoid ICE when FnCtxt::local_ty cannot find type; issue error then, return ty_err.
pnkfelix
committed
Make test/run-pass/backtrace.rs more robust about own host environment.
pnkfelix
committed
rustc: implement arithmetic overflow checking

emberian
authored and
pnkfelix
committed
Add core::num::wrapping and fix overflow errors.

Aatch
authored and
pnkfelix
committed
Implement parse_opt_bool better

Aatch
authored and
pnkfelix
committed
Added OverflowingOps trait to core::num::wrapping.
pnkfelix
committed
fix Iter::rposition for new arith-overflow checking.
pnkfelix
committed
fix test generic-extern-mangle.rs

nikomatsakis
authored and
pnkfelix
committed
Fixes to collections to accommodate arith-overflow changes.
pnkfelix
committed
Fix the overflowing tests in run-fail.
pnkfelix
committed
Accommodate arith-overflow in core::num, std::num, coretest::num.
pnkfelix
committed
Accommodate arith-overflow in serialize::json numeric parsing.
pnkfelix
committed
Accommodate arith-overflow in rand and std::rand.
pnkfelix
committed
core::iter: fix bug uncovered by arith-overflow.
pnkfelix
committed
Accommodate simple cases of arith-overflow in rustc related crates.
pnkfelix
committed
Catch arith-overflow explicitly during rustc::middle::const_eval.
pnkfelix
committed
Avoid fatal errors in astconv; just err and return ty_err instead.
pnkfelix
committed
Address arith-overflow and error-handling in const_eval.rs.
pnkfelix
committed
Switch to eval_const_expr_partial when check_match.rs checks for NaN.
pnkfelix
committed
Switch to eval_const_expr_partial in trans::consts.
pnkfelix
committed
Update tests for const-eval error handling changes.
pnkfelix
committed
Fix span typo in the arithmetic overflow for array length reporting.
pnkfelix
committed
Incorporated first review sugestion from eddyb.
pnkfelix
committed
Incorporated second review suggestion from eddyb.
pnkfelix
committed
Fix backtrace tests for Linux

Manishearth
authored and
pnkfelix
committed
sidestep potential over- and underflow in estimated stack bounds.
pnkfelix
committed

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Implement arithmetic overflow changes#22532

Commits on Mar 3, 2015

Avoid ICE when `FnCtxt::local_ty` cannot find type; issue error then, return `ty_err`.

Make `test/run-pass/backtrace.rs` more robust about own host environment.

rustc: implement arithmetic overflow checking

Add `core::num::wrapping` and fix overflow errors.

Implement parse_opt_bool better

Added `OverflowingOps` trait to core::num::wrapping.

fix Iter::rposition for new arith-overflow checking.

fix test generic-extern-mangle.rs

Fixes to collections to accommodate arith-overflow changes.

Fix the overflowing tests in run-fail.

Accommodate arith-overflow in `core::num`, `std::num`, `coretest::num`.

Accommodate arith-overflow in serialize::json numeric parsing.

Accommodate arith-overflow in `rand` and `std::rand`.

`core::iter`: fix bug uncovered by arith-overflow.

Accommodate simple cases of arith-overflow in `rustc` related crates.

Catch arith-overflow explicitly during `rustc::middle::const_eval`.

Avoid fatal errors in astconv; just err and return `ty_err` instead.

Address arith-overflow and error-handling in `const_eval.rs`.

Switch to `eval_const_expr_partial` when `check_match.rs` checks for `NaN`.

Switch to eval_const_expr_partial in `trans::consts`.

Update tests for const-eval error handling changes.

Fix span typo in the arithmetic overflow for array length reporting.

Incorporated first review sugestion from eddyb.

Incorporated second review suggestion from eddyb.

Fix backtrace tests for Linux

sidestep potential over- and underflow in estimated stack bounds.