libclc: rename from libclc-git + update to 11.0.0

Use the libclc src provided by llvm-project. Adopt.

srcpkgs/libclc-git/template

@@ -1,29 +0,0 @@
-# Template file for 'libclc-git'
-pkgname=libclc-git
-version=20181127
-revision=4
-_git_hash=1ecb16dd7d8b8e9151027faab996f27b2ac508e3
-wrksrc="libclc-${_git_hash}"
-build_style=configure
-configure_script="./configure.py"
-configure_args="--prefix=/usr"
-hostmakedepends="clang libedit-devel libffi-devel llvm ncurses-devel
- python zlib-devel"
-short_desc="Open implementation of the OpenCL C programming language"
-maintainer="John Galt <johngaltfirstrun@gmail.com>"
-license="BSD/MIT"
-homepage="http://libclc.llvm.org"
-provides="libclc-${version}_${revision}"
-replaces="libclc>=0"
-archs=noarch
-distfiles="https://github.com/llvm-mirror/libclc/archive/${_git_hash}.tar.gz>${pkgname}-${version}.tar.gz"
-checksum=d9cf73a5d1ab05995086e7a3a0fd6c06172ee59cdd2512c395caae99b9fce453
-
-pre_build() {
-	sed -i Makefile \
-		-e"s;/usr/bin/clang++;g++;g" \
-		-e"s;-mtune=i686;;g"
-}
-post_install() {
-	vlicense LICENSE.TXT
-}

srcpkgs/libclc/template

@@ -0,0 +1,29 @@
+# Template file for 'libclc'
+pkgname=libclc
+version=11.0.0
+revision=1
+wrksrc="${pkgname}-${version}.src"
+build_style=cmake
+configure_args="-DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Release"
+hostmakedepends="cmake clang llvm python3 libedit-devel libffi-devel
+ ncurses-devel zlib-devel"
+short_desc="Open implementation of the OpenCL C programming language"
+maintainer="Jürgen Buchmüller <pullmoll@t-online.de>"
+license="BSD-3-Clause, MIT"
+homepage="https://libclc.llvm.org"
+distfiles="https://github.com/llvm/llvm-project/releases/download/llvmorg-${version}/libclc-${version}.src.tar.xz"
+checksum=5a0a2f67b85ede09b2f08c071c5b0b6b5ad56bfb00b39a22c369afcc613c42ee
+replaces="libclc-git>=0"
+
+do_configure() {
+	# We really do a native build.
+	# The outcome is just header files.
+	unset CC CXX LD CFLAGS CXXFLAGS LDFLAGS
+	mkdir -p build
+	cd build
+	cmake ${configure_args} ..
+}
+
+post_install() {
+	vlicense LICENSE.TXT
+}