beignet: fix llvm6 build.

Closes: #12747 [via git-merge-pr]

srcpkgs/beignet/patches/llvm6.patch

@@ -0,0 +1,33 @@
+Source: Arch Linux
+Upstream: unknown
+Reason: fixes llvm6 compilation
+
+--- backend/src/llvm/llvm_to_gen.cpp	2017-10-24 09:04:48.000000000 +0300
++++ backend/src/llvm/llvm_to_gen.cpp	2018-03-16 16:08:54.669963824 +0200
+@@ -322,7 +322,11 @@ namespace gbe
+     DataLayout DL(&mod);
+     
+     gbeDiagnosticContext dc;
++#if LLVM_VERSION_MAJOR >= 6
++    mod.getContext().setDiagnosticHandlerCallBack(&gbeDiagnosticHandler,&dc);
++#else
+     mod.getContext().setDiagnosticHandler(&gbeDiagnosticHandler,&dc);
++#endif
+ 
+ #if LLVM_VERSION_MAJOR * 10 + LLVM_VERSION_MINOR >= 37
+     mod.setDataLayout(DL);
+--- backend/src/llvm/llvm_unroll.cpp	2017-10-24 09:04:48.000000000 +0300
++++ backend/src/llvm/llvm_unroll.cpp	2018-03-16 16:09:47.736403557 +0200
+@@ -205,7 +205,9 @@ namespace gbe {
+           if (parentTripCount != 0 && currTripCount * parentTripCount > 32) {
+             //Don't change the unrollID if doesn't force unroll.
+             //setUnrollID(parentL, false);
+-#if LLVM_VERSION_MAJOR * 10 + LLVM_VERSION_MINOR >= 38
++#if LLVM_VERSION_MAJOR >= 6
++            loopInfo.erase(parentL);
++#elif LLVM_VERSION_MAJOR * 10 + LLVM_VERSION_MINOR >= 38
+             loopInfo.markAsRemoved(parentL);
+ #else
+             LPM.deleteLoopFromQueue(parentL);
+Only in Beignet-1.3.2-Source: build
+

srcpkgs/beignet/patches/musl.patch

@@ -0,0 +1,11 @@
+--- backend/src/backend/gen/gen_mesa_disasm.c
++++ backend/src/backend/gen/gen_mesa_disasm.c
+@@ -1137,7 +1137,7 @@ static uint32_t __conv_half_to_float(uint16_t h)
+       // Adjust mantissa so it's normalized (and keep
+       // track of exponent adjustment)
+       int e = -1;
+-      uint m = i.mantissa;
++      unsigned int m = i.mantissa;
+       do {
+         e++;
+         m <<= 1;

srcpkgs/beignet/template

@@ -1,23 +1,20 @@
 # Template file for 'beignet'
 pkgname=beignet
 version=1.3.2
-revision=2
+revision=3
 wrksrc="Beignet-${version}-Source"
 only_for_archs="i686 i686-musl x86_64 x86_64-musl"
 build_style=cmake
-hostmakedepends="llvm pkg-config clang"
-makedepends="zlib-devel libffi-devel libedit-devel ncurses-devel libXext-devel
- libXfixes-devel libdrm-devel MesaLib-devel ocl-icd-devel"
+hostmakedepends="clang llvm pkg-config"
+makedepends="MesaLib-devel libedit-devel libffi-devel ocl-icd-devel zlib-devel"
 short_desc="The Beignet GPGPU System for Intel GPUs"
 depends="ocl-icd"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
-license="LGPL-2.1"
+license="LGPL-2.1-or-later"
 homepage="http://www.freedesktop.org/wiki/Software/Beignet/"
 distfiles="https://01.org/sites/default/files/${pkgname}-${version}-source.tar.gz"
 checksum=c555edba149de23243965a703f39f79fa06f15bcff5a3762b5544b0925010b43
 
-broken="fails to build on llvm6, setDiagnosticHandler() on llvm backend"
-
 post_install() {
 	# remove CL headers, we do use opencl-headers instead.
 	rm -r ${DESTDIR}/usr/include