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Inference compiles unconditional MethodError for triangular Array{Union{Missing,T},N} where T signature (1.12, 1.13)

compiler:inferenceType inferenceType inference

Status: Open.

#63037 In JuliaLang/julia;

· ViralBShah opened on Sep 6, 2026

bugs with simulate_longjmp usage for call_in_ctx

Status: Open.

#63007 In JuliaLang/julia;

· vtjnash opened on Sep 3, 2026

Segfault on out-of-bounds Expr(:static_parameter, n)

Status: Open.

#62991 In JuliaLang/julia;

· mlechu opened on Sep 2, 2026

REPL input stalls indefinitely after spawning a task, on macOS 26 (Darwin 25) — pty read wakeups missed below libuv

Status: Open.

#62976 In JuliaLang/julia;

· tabgab opened on Sep 2, 2026

MPQ.add!/MPQ.sub! return garbage when the output aliases an input (longstanding UB, exposed on 1.14 by the GMP realloc patch)

bignumsBigInt and BigFloatBigInt and BigFloat

rationalsThe Rational type and values thereofThe Rational type and values thereof

regression 1.14

Status: Open.

#62974 In JuliaLang/julia;

· KristofferC opened on Sep 2, 2026

·  

1.14

Unbound type test fails for a seemingly bounded type parameter

Status: Open.

#62973 In JuliaLang/julia;

· BambOoxX opened on Sep 2, 2026

JuliaSyntax/ & JuliaLowering/ does not appear in the current coverage report

ciContinuous integrationContinuous integration

code coverage

Status: Open.

#62950 In JuliaLang/julia;

· inkydragon opened on Sep 1, 2026

Local function assigns to its name after only the first method definition

compiler:loweringSyntax lowering (compiler front end, 2nd stage)Syntax lowering (compiler front end, 2nd stage)

Status: Open.

#62941 In JuliaLang/julia;

· mlechu opened on Aug 31, 2026

Markdown.Header rejects every integer type but Int

Status: Open.

#62931 In JuliaLang/julia;

· ParadaCarleton opened on Aug 31, 2026

Parallel precompilation: project package fails with "Module <Ext> is missing from the cache" when compiled concurrently with a cold dependency graph, and Pkg.precompile() reports success (exit 0)

Status: Open.

#62917 In JuliaLang/julia;

· cossio opened on Aug 29, 2026

1-indexed assumptions in views of views when using slices.

bugIndicates an unexpected problem or unintended behaviorIndicates an unexpected problem or unintended behavior

rangesEverything AbstractRangeEverything AbstractRange

Status: Open.

#62906 In JuliaLang/julia;

· nhz2 opened on Aug 28, 2026

Broadcast.materialize! rejects writable Number subtypes before custom style dispatch

regression 1.14

Status: Open.

#62900 In JuliaLang/julia;

· KristofferC opened on Aug 27, 2026

·  

1.14