libcxxabi: update to 7.0.1.

[ci skip]

srcpkgs/libcxxabi/template

@@ -1,33 +1,41 @@
 # Template file for 'libcxxabi'
 pkgname=libcxxabi
-version=6.0.1
+version=7.0.1
 revision=1
 wrksrc="${pkgname}-${version}.src"
 build_style=cmake
-configure_args="-DLIBCXXABI_LIBCXX_INCLUDES=../libcxx/include"
+configure_args="-DLIBCXXABI_LIBCXX_INCLUDES=../libcxx/include
+ -DLIBCXXABI_USE_LLVM_UNWINDER=1"
 make_build_args="VERBOSE=1"
-hostmakedepends="llvm"
-makedepends="llvm llvm-libunwind-devel"
-LDFLAGS="-Wl,--no-as-needed -lunwind -Wl,--as-needed"
+hostmakedepends="llvm7"
+makedepends="llvm7 llvm-libunwind-devel"
 short_desc="Low-level support for libc++ standard library"
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
-homepage="http://libcxxabi.llvm.org"
+homepage="https://libcxxabi.llvm.org"
 license="NCSA, MIT"
-distfiles="http://www.llvm.org/releases/${version}/${pkgname}-${version}.src.tar.xz
- http://www.llvm.org/releases/${version}/libcxx-${version}.src.tar.xz"
-checksum="209f2ec244a8945c891f722e9eda7c54a5a7048401abd62c62199f3064db385f
- 7654fbc810a03860e6f01a54c2297a0b9efb04c0b9aa0409251d9bdb3726fc67"
+distfiles="https://www.llvm.org/releases/${version}/${pkgname}-${version}.src.tar.xz
+ https://www.llvm.org/releases/${version}/libcxx-${version}.src.tar.xz"
+checksum="8168903a157ca7ab8423d3b974eaa497230b1564ceb57260be2bd14412e8ded8
+ 020002618b319dc2a8ba1f2cba88b8cc6a209005ed8ad29f9de0c562c6ebb9f1"
 
+# Aarch64 fails to build with gcc
 case "$XBPS_TARGET_MACHINE" in
-	arm*) broken="Wierd EHABI defines break it";;
+	aarch64*)
+		hostmakedepends+=" clang"
+		pre_configure() {
+			export CC="clang"
+			export CXX="clang++"
+
+			CFLAGS+=" --target=$XBPS_CROSS_TRIPLET --sysroot=${XBPS_CROSS_BASE}"
+			CXXFLAGS+=" --target=${XBPS_CROSS_TRIPLET} --sysroot=${XBPS_CROSS_BASE}"
+		}
+	;;
 esac
 
 post_extract() {
 	# Break dependency cycle, we just need the headers here
 	mv ../libcxx-${version}.src libcxx
 
-	sed -i 's,share/llvm/cmake,lib/cmake/llvm,g' CMakeLists.txt
-
 	# For musl
 	sed -i 's/!defined(_GCC_MAX_ALIGN_T)/& \&\& !defined(__DEFINED_max_align_t)/' libcxx/include/stddef.h
 }