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Make ranges more robust with unsigned indexes. #50823

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merged 2 commits into from
Aug 14, 2023

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@gbaraldi gbaraldi commented Aug 7, 2023

Attemp at fixing #44895

I would love a test case that doesn't touch TwicePrecision if anyone can cook one up

@gbaraldi gbaraldi requested a review from vtjnash August 7, 2023 19:53
@brenhinkeller brenhinkeller added bugfix This change fixes an existing bug ranges Everything AbstractRange labels Aug 7, 2023
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vtjnash commented Aug 7, 2023

@nanosoldier runbenchmarks("range" || "ranges", vs=":master")

@@ -963,14 +963,24 @@ end
# This is separate to make it useful even when running with --check-bounds=yes
function unsafe_getindex(r::StepRangeLen{T}, i::Integer) where T
i isa Bool && throw(ArgumentError("invalid index: $i of type Bool"))
u = i - r.offset
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I wonder if a better fix would be

    u = oftype(r.offset, i) - r.offset

since if the number wasn't representable as the type of the offset, then it was out of bounds anyways. and this cast should typically be free.

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Your benchmark job has completed - possible performance regressions were detected. A full report can be found here.

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gbaraldi commented Aug 8, 2023

@nanosoldier runbenchmarks("range" || "ranges", vs=":master")

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Your benchmark job has completed - no performance regressions were detected. A full report can be found here.

@gbaraldi gbaraldi added backport 1.9 Change should be backported to release-1.9 backport 1.10 Change should be backported to the 1.10 release labels Aug 8, 2023
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Bump!

@timholy timholy merged commit 91093fe into JuliaLang:master Aug 14, 2023
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timholy commented Aug 14, 2023

Thanks!

@gbaraldi gbaraldi deleted the ranges-are-buggy branch August 14, 2023 16:14
KristofferC added a commit that referenced this pull request Aug 16, 2023
Backported PRs:
- [x] #50637 <!-- Remove SparseArrays legacy code -->
- [x] #50665 <!-- print `@time` msg into print buffer -->
- [x] #50523 <!-- Avoid generic call in most cases for getproperty -->
- [x] #50635 <!-- `versioninfo()`: include build info and unofficial
warning -->
- [x] #50670 <!-- Make reinterpret specialize fully. -->
- [x] #50666 <!-- include `--pkgimage=no` caches for stdlibs -->
- [x] #50765 
- [x] #50764
- [x] #50768
- [x] #50767
- [x] #50618 <!-- inference: continue const-prop' when concrete-eval
returns non-inlineable -->
- [x] #50689 <!-- Attach `tanpi` docstring to method -->
- [x] #50671 <!-- Fix rdiv of complex lhs by real factorizations -->
- [x] #50598 <!-- only limit types in stack traces in the REPL -->
- [x] #50766 <!-- Don't partition alwaysinline functions -->
- [x] #50771 <!-- re-allow non-string values in ENV `get!` -->
- [x] #50682 <!-- Add fallback if we have make a weird GC decision. -->
- [x] #50781 <!-- fix `bit_map!` with aliasing -->
- [x] #50172 <!-- print feature flags used for matching pkgimage -->
- [x] #50844 <!-- Bump OpenBLAS binaries to use the new GEMM
multithreading threshold -->
- [x] #50826 <!-- Update dependency builds -->
- [x] #50845 <!-- fix #50438, use default pool for at-threads -->
- [x] #50568 <!-- `Array(::AbstractRange)` should return an `Array` -->
- [x] #50655 <!-- fix hashing regression. -->
- [x] #50779 <!-- Minor refactor to image generation -->
- [x] #50791 <!-- Make symbols internal in jl_create_native, and only
externalize them when partitioning -->
- [x] #50724 <!-- Merge opaque closure modules with the rest of the
workqueue -->
- [x] #50738 <!-- Add alignment to constant globals -->
- [x] #50871 <!-- macOS: Don't inspect dead threadtls during exception
handling. -->

Need manual backport:

Contains multiple commits, manual intervention needed:

Non-merged PRs with backport label:
- [ ] #50850 <!-- Remove weird Rational dispatch and add pi functions to
list -->
- [ ] #50823 <!-- Make ranges more robust with unsigned indexes. -->
- [ ] #50809 <!-- Limit type-printing in MethodError -->
- [ ] #50663 <!-- Fix Expr(:loopinfo) codegen -->
- [ ] #50594 <!-- Disallow non-index Integer types in isassigned -->
- [ ] #50385 <!-- Precompile pidlocks: add to NEWS and docs -->
- [ ] #49805 <!-- Limit TimeType subtraction to AbstractDateTime -->
KristofferC added a commit that referenced this pull request Aug 18, 2023
Backported PRs:
- [x] #47782 <!-- Generalize Bool parse method to AbstractString -->
- [x] #48634 <!-- Remove unused "deps" mechanism in internal sorting
keywords [NFC] -->
- [x] #49931 <!-- Lock finalizers' lists at exit -->
- [x] #50064 <!-- Fix numbered prompt with input only with comment -->
- [x] #50474 <!-- docs: Fix a `!!! note` which was miscapitalized -->
- [x] #50516 <!-- Fix visibility of assert on GCC12/13 -->
- [x] #50635 <!-- `versioninfo()`: include build info and unofficial
warning -->
- [x] #49915 <!-- Revert "Remove number / vector (#44358)" -->
- [x] #50781 <!-- fix `bit_map!` with aliasing -->
- [x] #50845 <!-- fix #50438, use default pool for at-threads -->
- [x] #49031 <!-- Update inference.md -->
- [x] #50289 <!-- Initialize prev_nold and nold in gc_reset_page -->
- [x] #50559 <!-- Expand kwcall lowering positional default check to
vararg -->
- [x] #49582 <!-- Update HISTORY.md for `DelimitedFiles` -->
- [x] #50341 <!-- invokelatest docs should say not exported before 1.9
-->
- [x] #50525 <!-- only check that values are finite in `generic_lufact`
when `check=true` -->
- [x] #50444 <!-- Optimize getfield lowering to avoid boxing in some
cases -->
- [x] #50523 <!-- Avoid generic call in most cases for getproperty -->
- [x] #50860 <!-- Add `Base.get_extension` to docs/API -->
- [x] #50164 <!-- codegen: handle dead code with unsafe_store of FCA
pointers -->
- [x] #50568 <!-- `Array(::AbstractRange)` should return an `Array` -->
- [x] #50871 <!-- macOS: Don't inspect dead threadtls during exception
handling. -->

Need manual backport:
- [ ] #48542 <!-- Add docs on task-specific buffering using
multithreading -->
- [ ] #50591 <!-- build: fix various makefile bugs -->


Non-merged PRs with backport label:
- [ ] #50842 <!-- Avoid race conditions with recursive rm -->
- [ ] #50823 <!-- Make ranges more robust with unsigned indexes. -->
- [ ] #50663 <!-- Fix Expr(:loopinfo) codegen -->
- [ ] #49716 <!-- Update varinfo() docstring signature -->
- [ ] #49713 <!-- prevent REPL from erroring in numbered mode in some
situations -->
- [ ] #49573 <!-- Implement jl_cpu_pause on PPC64 -->
- [ ] #48726 <!-- fix macro expansion of property destructuring -->
- [ ] #48642 <!-- Use gc alloc instead of alloc typed in lowering -->
- [ ] #48183 <!-- Don't use pkgimage for package if any includes fall in
tracked path for coverage or alloc tracking -->
- [ ] #48050 <!-- improve `--heap-size-hint` arg handling -->
- [ ] #47615 <!-- Allow threadsafe access to buffer of type inference
profiling trees -->
IanButterworth pushed a commit that referenced this pull request Aug 19, 2023
IanButterworth pushed a commit that referenced this pull request Aug 19, 2023
IanButterworth pushed a commit that referenced this pull request Aug 25, 2023
KristofferC added a commit that referenced this pull request Oct 2, 2023
Backported PRs:
- [x] #48625 <!-- add replace(io, str, patterns...) -->
- [x] #48387 <!-- Improve documentation of sort-related functions -->
- [x] #48363 <!-- Revise sort.md and docstrings in sort.jl -->
- [x] #48977 <!-- Update SparseArrays.jl stdlib for SuiteSparse 7 -->
- [x] #50719 <!-- fix `CyclePadding(::DataType)` -->
- [x] #50694 <!-- inference: permit recursive type traits -->
- [x] #50860 <!-- Add `Base.get_extension` to docs/API -->
- [x] #50594 <!-- Disallow non-index Integer types in isassigned -->
- [x] #50802 <!-- Makes IntrusiveLinkedListSynchronized mutable to avoid
allocation on poptask -->
- [x] #50858 <!-- Add a `threadpool` parameter to `Channel` constructor
-->
- [x] #50874 <!-- Restrict COFF to a single thread when symbol count is
high -->
- [x] #50822 <!-- Add default method for setmodifiers! -->
- [x] #50730 <!-- Fix integer overflow in `isapprox` -->
- [x] #50850 <!-- Remove weird Rational dispatch and add pi functions to
list -->
- [x] #50809 <!-- Limit type-printing in MethodError -->
- [x] #50915 <!-- Add note the `Task` about sticky bit -->
- [x] #50929 <!-- when widening tuple types in tmerge, only widen the
complex parts -->
- [x] #50928 <!-- Bump JuliaSyntax to 0.4.6 -->
- [x] #50959 <!-- Update libssh2 patches -->
- [x] #50823 <!-- Make ranges more robust with unsigned indexes. -->
- [x] #48542 <!-- Add docs on task-specific buffering using
multithreading -->
- [x] #50912 <!-- Separate foreign threads into a :foreign threadpool
-->
- [x] #51010 <!-- Add ORIGIN to SuiteSparse rpath on Linux/FreeBSD -->
- [x] #50753 <!-- cat: remove unused promote_eltype methods that confuse
inference -->
- [x] #51027 <!-- Implement realloc accounting correctly -->
- [x] #51019 <!-- fix a case of potentially use of undefined variable
when handling error in distributed message processing -->
- [x] #51039 <!-- Revert "Optimize findall(f, ::AbstractArray{Bool})
(#42202)" -->
- [x] #51036 <!-- add missing invoke edge for nospecialize targets -->
- [x] #51042 <!-- inference: fix return_type_tfunc modeling of concrete
functions -->
- [x] #51114 <!-- Workaround upstream FreeBSD issue #272992 -->
- [x] #50892 <!-- Add `JL_DLLIMPORT` to `small_typeof` declaration -->
- [x] #51154 <!-- broadcast: use recursion rather than ntuple to map
over a tuple -->
- [x] #51153 <!-- fix debug typo in "add missing invoke edge for
nospecialize targets (#51036)" -->
- [x] #51222 <!-- Check again if the tty is open inside the IO lock -->
- [x] #51236 <!-- Add lock around uv_unref during init -->
- [x] #51243 <!-- GMP: Gracefully handle more overflows. -->
- [x] #51254 <!-- Ryu: make sure adding zeros does not overwrite
trailing dot -->
- [x] #51175 <!-- shorten stale_age for cachefile lock -->
- [x] #51300 <!-- fix method definition error for bad vararg -->
- [x] #51307 <!-- fix force-throw ctrl-C on Windows -->
- [x] #51303 <!-- ensure revising structs is safe -->
- [x] #51393 
- [x] #51403 

Need manual backport:
- [x] #51009 <!-- fix #50562, regression in `in` of tuple of Symbols -->
- [x] #51053 <!-- Bump Statistics stdlib -->
- [x] #51013 <!-- fix #50709, type bound error due to free typevar in
sparam env -->
- [x] #51305 <!-- reduce test time for rounding and floatfuncs -->

Contains multiple commits, manual intervention needed:
- [ ] #50663 <!-- Fix Expr(:loopinfo) codegen -->
- [ ] #51035 <!-- refactor GC scanning code to reflect jl_binding_t are
now first class -->
- [ ] #51092 <!-- inference: fix bad effects for recursion -->
- [x] #51247 <!-- Check if malloc has succeeded before incrementing gc
stats -->
- [x] #51294 <!-- use LibGit2_jll for LibGit2 library -->

Non-merged PRs with backport label:
- [ ] #51132 <!-- Handle `AbstractQ` in concatenation -->
- [x] #51029 <!-- testdefs: make sure that if a test set changes the
active project, they change it back when they're done -->
- [ ] #50919 <!-- Code loading: do the "skipping mtime check for stdlib"
check regardless of the value of `ispath(f)` -->
- [ ] #50824 <!-- Add some aliasing warnings to docstrings for mutating
functions -->
- [x] #50385 <!-- Precompile pidlocks: add to NEWS and docs -->
- [ ] #49805 <!-- Limit TimeType subtraction to AbstractDateTime -->
@KristofferC KristofferC removed the backport 1.10 Change should be backported to the 1.10 release label Oct 2, 2023
nalimilan pushed a commit that referenced this pull request Nov 5, 2023
KristofferC added a commit that referenced this pull request Nov 7, 2023
Backported PRs:
- [x] #49357 <!-- Fix unclosed code fence in src/manual/methods.md -->
- [x] #50842 <!-- Avoid race conditions with recursive rm -->
- [x] #50858 <!-- Add a `threadpool` parameter to `Channel` constructor
-->
- [x] #50730 <!-- Fix integer overflow in `isapprox` -->
- [x] #50823 <!-- Make ranges more robust with unsigned indexes. -->
- [x] #50915 <!-- Add note the `Task` about sticky bit -->
- [x] #50989 <!-- fix incorrect results in `expm1(::Union{Float16,
Float32})` -->
- [x] #50912 <!-- Separate foreign threads into a :foreign threadpool
-->
- [x] #51019 <!-- fix a case of potentially use of undefined variable
when handling error in distributed message processing -->
- [x] #51222 <!-- Check again if the tty is open inside the IO lock -->
- [x] #51254 <!-- Ryu: make sure adding zeros does not overwrite
trailing dot -->
- [x] #51284 <!-- Avoid infinite loop when doing SIGTRAP in arm64-apple
-->
- [x] #51491 <!-- Throw clearer ArgumentError for strip with two string
args -->
- [x] #51531 <!-- fix `_tryonce_download_from_cache` (busybox.exe
download error) -->
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