Hack to handle uninitialized stdio.
Add LLVM intrinsics for floor/ceil/trunc/abs.
Add tests for vector trunc, round, floor, ceil.
Add fast algorithm for round.
Added tests for #6828, and updated doc
Merge pull request #9251 from twadleigh/stdio-hack

Fix #9244
Add eltype methods for Nullable
avoid implying that non-mutating functions are thread-safe; it is enough to say that mutating functions write to their arguments without attempting a formal definition of this convention (see #9262)
slight wording tweak
comma
further clarification in 0fa69c3b1313780215ca720f6fc94b5fa9af1ed0 based on a suggestion by @mschauer
Merge pull request #9281 from JuliaLang/jmw/eltype

Add eltype methods for Nullable
Update arpack-ng to 3.2.
Merge branch 'master' of github.com:JuliaLang/julia
Add `squeeze` requirements from #9271 to docs

Also clean up spacing for `permutedims` while I'm here.

cc @ivarne
Use range syntax for description of `squeeze` requirements
Merge pull request #8364 from ArchRobison/adr/floor

Add LLVM intrinsics for floor/ceil/trunc/abs.
dllexport jl_gc_preserve functions
Merge branch 'master' of https://github.com/JuliaLang/julia
fix potential type instability in `next` for `Permutations`
Reorder tbaa node decls so that comment indentation shows hierarchy.
Merge pull request #9285 from ArchRobison/adr/tbaadoc

Reorder tbaa node decls so that comment indentation shows hierarchy.