upd and patches

assets/var/gnu/rocm/llvm/libcxx.md

@@ -0,0 +1,22 @@
+rocm/llvm/libcxx 22.1.8
+=
+https://github.com/ROCm/llvm-project/archive/refs/tags/rocm-7.2.4.tar.gz
+
+``` sh *** build ***
+cmake -B build \
+  -DCMAKE_BUILD_TYPE=Release \
+  -DCMAKE_INSTALL_PREFIX="$pkgpath" \
+  -DCMAKE_INSTALL_LIBDIR=lib \
+  -DLLVM_DIR=/pkg/gnu/rocm/llvm/lib/cmake/llvm \
+  -DLLVM_ENABLE_RUNTIMES="libcxx;libcxxabi;libunwind" \
+  -DLIBCXX_CXX_ABI=libcxxabi \
+  -DLIBCXXABI_USE_LLVM_UNWINDER=ON \
+  runtimes
+cmake --build build -j$(nproc)
+cmake --install build
+```
+
+``` cfg *** build deps ***
+rocm/llvm
+```
+