version up: rust 1.47.0, llvm 11.0.0

This also fixes rpath of rust binaries.

component/llvm/buildout.cfg

+[buildout]
+extends =
+    ../cmake/buildout.cfg
+    ../git/buildout.cfg
+
+parts = llvm
+
+[llvm]
+recipe = slapos.recipe.cmmi
+shared = true
+url = https://github.com/llvm/llvm-project/releases/download/llvmorg-${:version}/llvm-${:version}.src.tar.xz
+version = 11.0.0
+md5sum = 85844102335b2e01b3c64b6734fb56f2
+configure-command = mkdir build && cd build && ${cmake:location}/bin/cmake ..
+configure-options =
+    -DCMAKE_INSTALL_PREFIX=@@LOCATION@@
+    -DCMAKE_BUILD_TYPE=Release
+    -DLLVM_INSTALL_UTILS=ON
+    -DCMAKE_C_FLAGS="${:CMAKE_CFLAGS}"
+    -DCMAKE_CXX_FLAGS="${:CMAKE_CFLAGS}"
+make-options = -C build
+CMAKE_CFLAGS = -I${libxml2:location}/include/libxml2 -I${ncurses:location}/include -I${zlib:location}/include
+environment =
+    PATH=${git:location}/bin:%(PATH)s
+    LDFLAGS=-L${libxml2:location}/lib -L${ncurses:location}/lib -L${zlib:location}/lib -Wl,-rpath=${libxml2:location}/lib -Wl,-rpath=${ncurses:location}/lib -Wl,-rpath=${zlib:location}/lib

component/rust/buildout.cfg

 [buildout]
-parts =
-  rustc
-
 extends =
-    ../cmake/buildout.cfg
-    ../curl/buildout.cfg
-    ../git/buildout.cfg
+    ../llvm/buildout.cfg
     ../openssl/buildout.cfg
     ../pkgconfig/buildout.cfg
 
+parts = rustc
 
 [rustc]
 recipe = slapos.recipe.cmmi
 shared = true
-url = https://static.rust-lang.org/dist/rustc-1.45.2-src.tar.gz
-md5sum = 1c67d7c3f211e49e12e7c20abab08e70
+url = https://static.rust-lang.org/dist/rustc-1.47.0-src.tar.gz
+md5sum = a460bed79b92f6a7833ba6e6390ee6ae
 # --sysconfdir is a workaround for https://github.com/rust-lang/rust/issues/63915
-configure-options = --enable-extended --sysconfdir=@@LOCATION@@/etc/
+configure-options =
+    --enable-extended
+    --llvm-config=${llvm:location}/bin/llvm-config
+    --sysconfdir=@@LOCATION@@/etc
 environment =
-    PATH=${cmake:location}/bin/:${curl:location}/bin/:${git:location}/bin/:${pkgconfig:location}/bin/:%(PATH)s
-    PKG_CONFIG_PATH=${openssl:location}/lib/pkgconfig:
+    PATH=${curl:location}/bin/:${git:location}/bin:${pkgconfig:location}/bin:%(PATH)s
+    PKG_CONFIG_PATH=${openssl:location}/lib/pkgconfig
+    RUSTFLAGS=-C link-arg=-Wl,-rpath=${openssl:location}/lib -C link-arg=-L${libxml2:location}/lib -C link-arg=-L${ncurses:location}/lib -C link-arg=-L${zlib:location}/lib -C link-arg=-Wl,-rpath=${libxml2:location}/lib -C link-arg=-Wl,-rpath=${ncurses:location}/lib -C link-arg=-Wl,-rpath=${zlib:location}/lib