Renumber the clang/llvm patches

This is done in two steps to help git make sensible diffs.

patches/clang-0004.patch

@@ -0,0 +1,53 @@
+From 2488a5d11c8a5ff0c5ab3749dd36ef8ba53bfac1 Mon Sep 17 00:00:00 2001
+From: Martell Malone <martellmalone@gmail.com>
+Date: Fri, 5 Aug 2016 21:50:38 -0700
+Subject: [PATCH 4/4] mingw-w64: support static builds of libc++
+
+Static builds require libc++abi to be linked
+Will add support for both modes in future
+---
+ lib/Driver/MinGWToolChain.cpp | 15 +++++++++++++++
+ lib/Driver/ToolChains.h       |  4 ++++
+ 2 files changed, 19 insertions(+)
+
+diff --git a/lib/Driver/MinGWToolChain.cpp b/lib/Driver/MinGWToolChain.cpp
+index 1ac3bd3..3c3e319 100644
+--- a/lib/Driver/MinGWToolChain.cpp
++++ b/lib/Driver/MinGWToolChain.cpp
+@@ -249,3 +249,18 @@ void MinGW::AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs,
+     break;
+   }
+ }
++
++void MinGW::AddCXXStdlibLibArgs(const ArgList &Args,
++                         ArgStringList &CmdArgs) const {
++  switch (GetCXXStdlibType(Args)) {
++  case ToolChain::CST_Libcxx:
++    CmdArgs.push_back("-lc++");
++    // Support only static libc++ for now
++    CmdArgs.push_back("-lc++abi");
++    break;
++
++  case ToolChain::CST_Libstdcxx:
++    CmdArgs.push_back("-lstdc++");
++    break;
++  }
++}
+diff --git a/lib/Driver/ToolChains.h b/lib/Driver/ToolChains.h
+index 3be7f25..f62207d 100644
+--- a/lib/Driver/ToolChains.h
++++ b/lib/Driver/ToolChains.h
+@@ -705,6 +705,10 @@ public:
+   void
+   AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
+                             llvm::opt::ArgStringList &CC1Args) const override;
++
++  void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
++                           llvm::opt::ArgStringList &CmdArgs) const override;
++
+   void AddClangCXXStdlibIncludeArgs(
+       const llvm::opt::ArgList &DriverArgs,
+       llvm::opt::ArgStringList &CC1Args) const override;
+-- 
+2.7.4
+