upgpkg: llvm 8.0.0-2

Rebuild with GCC 8.3; fixes segfaults in clang's /usr/bin/modularize.

Some further explanation at the link bellow:

  MaskRay/ccls#363 (comment)

git-svn-id: file:///srv/repos/svn-packages/svn@352148 eb2447ed-0c53-47e4-bac8-5bc4a241df78

trunk/0001-Fix-the-buildbot-issue-introduced-by-r351421.patch

@@ -0,0 +1,27 @@
+From 0b88c7b4a4e23dc5f8973095eb99d274f69a2b25 Mon Sep 17 00:00:00 2001
+From: Sanjin Sijaric <ssijaric@codeaurora.org>
+Date: Fri, 18 Jan 2019 19:34:20 +0000
+Subject: [PATCH] Fix the buildbot issue introduced by r351421
+
+The EXPENSIVE_CHECK x86_64 Windows buildbot is failing due to this change. Fix
+the map access.
+
+
+git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@351577 91177308-0d34-0410-b5e6-96231b3b80d8
+---
+ lib/MC/MCWin64EH.cpp | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lib/MC/MCWin64EH.cpp b/lib/MC/MCWin64EH.cpp
+index 8bc1f08c8875..3ef1514455af 100644
+--- a/lib/MC/MCWin64EH.cpp
++++ b/lib/MC/MCWin64EH.cpp
+@@ -522,7 +522,7 @@ static void ARM64EmitUnwindInfo(MCStreamer &streamer, WinEH::FrameInfo *info) {
+     if (MatchingEpilog) {
+       assert(EpilogInfo.find(MatchingEpilog) != EpilogInfo.end() &&
+              "Duplicate epilog not found");
+-      EpilogInfo[EpilogStart] = EpilogInfo[MatchingEpilog];
++      EpilogInfo[EpilogStart] = EpilogInfo.lookup(MatchingEpilog);
+       // Clear the unwind codes in the EpilogMap, so that they don't get output
+       // in the logic below.
+       EpilogInstrs.clear();

trunk/PKGBUILD

@@ -3,7 +3,7 @@
 
 pkgname=('llvm' 'llvm-libs' 'llvm-ocaml')
 pkgver=8.0.0
-pkgrel=1
+pkgrel=2
 _ocaml_ver=4.07.1
 arch=('x86_64')
 url="https://llvm.org/"
@@ -13,16 +13,21 @@ makedepends=('cmake' 'ninja' 'libffi' 'libedit' 'ncurses' 'libxml2'
              'python-sphinx' 'python-recommonmark')
 options=('staticlibs')
 source=(https://releases.llvm.org/$pkgver/llvm-$pkgver.src.tar.xz{,.sig}
+        0001-Fix-the-buildbot-issue-introduced-by-r351421.patch
         llvm-config.h)
 sha256sums=('8872be1b12c61450cacc82b3d153eab02be2546ef34fa3580ed14137bb26224c'
             'SKIP'
+            '9b519940a1f8e18df54128c00eeb22528b3c449a9cd1320c0959cdb74ea72d16'
             '597dc5968c695bbdbb0eac9e8eb5117fcd2773bc91edf5ec103ecffffab8bc48')
 validpgpkeys+=('B6C8F98282B944E3B0D5C2530FC3042E345AD05D') # Hans Wennborg <hans@chromium.org>
 validpgpkeys+=('474E22316ABF4785A88C6E8EA2C794A986419D8A') # Tom Stellard <tstellar@redhat.com>
 
 prepare() {
   cd "$srcdir/llvm-$pkgver.src"
   mkdir build
+
+  # Fix a test failure in CodeGen/AArch64/wineh4.mir
+  patch -Np1 -i ../0001-Fix-the-buildbot-issue-introduced-by-r351421.patch
 }
 
 build() {