build: update configure to require g++ 6.3.0
Refs: nodejs#26714

Refs: nodejs#26714
build: increase MACOS_DEPLOYMENT_TARGET to 10.10
PR-URL: #27275 Refs: #26714 Refs: nodejs/build#1768 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
nodejs · rvagg · rvagg · rvagg · Mar 17, 2019 · nodejs-github-bot
diff --git a/BUILDING.md b/BUILDING.md
+| GNU/Linux        | armv6            | kernel >= 4.14, glibc >= 2.24   | Experimental | Downgraded as of Node.js 12       |
+| GNU/Linux        | ppc64le >=power8 | kernel >= 3.13.0, glibc >= 2.19 | Tier 2       | e.g. Ubuntu 16.04, EL 7           |
+| GNU/Linux        | s390x            | kernel >= 3.13.0, glibc >= 2.19 | Tier 2       | e.g. EL 7                         |
+| Windows          | x64, x86 (WoW64) | >= Windows 7/2008 R2/2012 R2    | Tier 1       | [2](#fn2),[3](#fn3)               |
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
+| Binary package        | Platform and Toolchain                                                 |
+| --------------------- | ---------------------------------------------------------------------- |
+| aix-ppc64             | AIX 7.1 TL05 on PPC64BE with GCC 6                                     |
+| darwin-x64 (and .pkg) | macOS 10.11, Xcode Command Line Tools 7 with -mmacosx-version-min=10.7 |
diff --git a/BUILDING.md b/BUILDING.md
+| aix-ppc64             | AIX 7.1 TL05 on PPC64BE with GCC 6                                     |
+| darwin-x64 (and .pkg) | macOS 10.11, Xcode Command Line Tools 7 with -mmacosx-version-min=10.7 |
+| linux-arm64           | CentOS 7 with devtoolset-6 / GCC 6                                     |
+| linux-armv7l          | Cross-compiled on Ubuntu 16.04 x64 with [custom GCC toolchain](https://github.com/rvagg/rpi-newer-crosstools)   |
diff --git a/BUILDING.md b/BUILDING.md
diff --git a/BUILDING.md b/BUILDING.md
-* `gcc` and `g++` 4.9.4 or newer, or
-* `clang` and `clang++` 3.4.2 or newer (macOS: latest Xcode Command Line Tools)
+* `gcc` and `g++` >=6.3 or newer, or
+* `clang` and `clang++` 3.4.2 or newer (macOS: Xcode Command Line Tools >= 7)
 * Python 2.7
diff --git a/BUILDING.md b/BUILDING.md
+| Windows          | Visual Studio 2017 with the Windows 10 SDK on a 64-bit host |
+| macOS            | Xcode / Apple LLVM >= 7                                     |
+
+### Official binary platforms and toolchains
diff --git a/BUILDING.md b/BUILDING.md
-  the broader community.
+  the broader community. All commits to the Node.js repository are tested on
+  multiple variants of these platforms. Breakages are considered critical for
+  the purpose of creating releases.
diff --git a/BUILDING.md b/BUILDING.md
-* **Experimental**: May not compile or test suite may not pass.
-  These are often approaching Tier 2 support but are not quite ready.
-  There is at least one individual providing maintenance.
+  vendor of the platform. All commits to the Node.js repository are generally