langref: organize docs for inline loops and add note about when to use it

`@floatToInt` now has safety-checked undefined behavior

update langref

Merge pull request #1136 from alexnask/typeinfo_improvements

Merge pull request #1134 from ziglang/no-explicit-casting

zig fmt: support directories

stage1: update darwin code to workaround old libc bug

Merge branch 'binary132-fix-1117-macos-realpath'

langref: add docs for void

disallow opaque as a return type of fn type syntax

fix compiler crash when using @intToFloat with float literal

Merge pull request #1130 from ziglang/remove-bool-casting-syntax

disable failing macos test. see #1126

msp430 target: c_long is always 32 bits

update std.DynLib to use @intCast

Merge pull request #1123 from ziglang/remove-number-casting-syntax

add target C int type information for msp430 target

Merge pull request #1109 from ziglang/pass-by-non-copying-value

posix read can return error.IsDir

langref: be clear that float types are always IEEE 754

disable load dynamic library test

load_dynamic_library test: no need to link libc

std.DynLib: open the fd with CLOEXEC

add basic std lib code for loading dynamic libraries

Make `zig version` compliant with SemVer (#1113)

langref: docs for error return traces

fix build on windows, broken by previous commit

std.os.path.dirname: return null instead of empty slice

Merge pull request #1105 from ziglang/i128-compiler-rt

Enabled optional types of zero bit types with no LLVM DI type. (#1110)

fix race condition bug in test harness of std.atomic

std.zig.ast: add test for iterate

langref: add merge error sets operator to operator table

disallow implicit casts that break rules for optionals

add docs and missing test case for merging error sets

docgen: don't leave garbage .h files lying around

better debugging for CI failures of std.atomic

fix ability to call mutating methods on zero size structs

zig fmt

implement std.os.Dir for windows

langref: add orelse keyword to syntax highlighting

langref: add coroutines documentation

implement @tagName as a switch instead of table lookup

Added C string support to fmt by using "{s}". The format string requirement is for saftey. (#1092)

Add arbitrary-precision integer to std

std.zig: update syntax for orelse keyword

breaking syntax change: orelse keyword instead of ?? (#1096)

breaking syntax change: ??x to x.? (#1095)

support `--target-arch wasm32` (#1094)

std/fmt: Use lowercase k for kilo in base 1000 (#1090)

Merge branch 'clownpriest-arraylist_set'

fix assertion failure when debug printing comptime values

nullable pointers follow const-casting rules

Fix error handling in Buffer::fromOwnedSlice (#1082)

disable some implicit casts for unknown length pointers

Allow access of array.len through a pointer

Fix json parser comma after empty object case

add implicit casts from `*[N]T`

remove @canImplicitCast builtin

langref: automatic update of builtin.zig

fix structs that contain types which require comptime

fix std.os.windows.PathFileExists specified in the wrong DLL (#1066)

Fix const-ness of buffer in replaceContents method (#1065)

Add json.TokenStream (#1062)

Add newline to zig fmt error (#1064)

Fix Log2Int type construction

Pointer Reform: update @typeInfo

add test for not allowing implicit cast from T to [*]const T

disable deref syntax for unknown length pointers

disable field access for unknown length pointers

README: update support table

disallow unknown-length pointer to opaque

fix crash when evaluating return type has compile error

Merge pull request #1057 from ziglang/comptime-int

Pointer Reform: proper slicing and indexing (#1053)

never call malloc with size 0

support `zig fmt: off` and `zig fmt: on` between top level decls

Merge branch 'tgschultz-zig-custom-format'

disallow single-item pointer indexing

Add context to zig_unreachable calls (#1039)

better compile error for error sets behind nullable

Make zig fmt exit with error on any parse errors

introduce [*] for unknown length pointers

fix build file template

appveyor: remove llvm 5.0.1 from cache

docs: add missing builtin to langref syntax coloring

fix typo (#1034)

Merge pull request #1032 from ziglang/pointer-reform

zig fmt: add --color option to CLI help text

Add --color CLI option to zig fmt

zig fmt: don't compute a sha-256 for no reason

run zig fmt on the codebase

zig fmt: field access does not cause spaces for slicing

zig fmt: space after fn in fn prototypes

spaces around slice operator if operands are infix

std.zig.render returns bool of whether anything changed

Adding workaround for when the user tries to unwrap 'type'

Removed copy-pasted resolve_inferred_error_set

fixed #1009

fix syntax of std/json_test.zig