1 files changed, 43 insertions, 0 deletions
diff --git a/sys-libs/llvm-libunwind/files/libunwind-3.9-cmake-static-lib.patch b/sys-libs/llvm-libunwind/files/libunwind-3.9-cmake-static-lib.patch
new file mode 100644
index 00000000000..82beb448141
--- /dev/null
+++ b/sys-libs/llvm-libunwind/files/libunwind-3.9-cmake-static-lib.patch
@@ -0,0 +1,43 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 806b825..4b330f9 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -104,6 +104,7 @@ option(LIBUNWIND_ENABLE_ASSERTIONS "Enable assertions independent of build mode.
+ option(LIBUNWIND_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
+ option(LIBUNWIND_ENABLE_WERROR "Fail and stop if a warning is triggered." OFF)
+ option(LIBUNWIND_ENABLE_SHARED "Build libunwind as a shared library." ON)
++option(LIBUNWIND_ENABLE_STATIC "Build libunwind as a static library." OFF)
+ option(LIBUNWIND_ENABLE_CROSS_UNWINDING "Enable cross-platform unwinding support." OFF)
+ option(LIBUNWIND_ENABLE_ARM_WMMX "Enable unwinding support for ARM WMMX registers." OFF)
+ 
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index b7c2d63..7c453de 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -51,8 +51,10 @@ set(LIBUNWIND_SOURCES
+ 
+ if (LIBUNWIND_ENABLE_SHARED)
+   add_library(unwind SHARED ${LIBUNWIND_SOURCES} ${LIBUNWIND_HEADERS})
+-else()
+-  add_library(unwind STATIC ${LIBUNWIND_SOURCES} ${LIBUNWIND_HEADERS})
++endif()
++if (LIBUNWIND_ENABLE_STATIC)
++  add_library(unwind_static STATIC ${LIBUNWIND_SOURCES} ${LIBUNWIND_HEADERS})
++  set_target_properties(unwind_static PROPERTIES OUTPUT_NAME unwind)
+ endif ()
+ 
+ # Generate library list.
+@@ -109,7 +111,9 @@ set_property(SOURCE ${LIBUNWIND_CXX_SOURCES}
+ set_property(SOURCE ${LIBUNWIND_C_SOURCES}
+              APPEND_STRING PROPERTY COMPILE_FLAGS " ${CMAKE_C_FLAGS} ${LIBUNWIND_C_FLAGS}")
+ 
+-install(TARGETS unwind
+-        LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
+-        ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
+-
++if (LIBUNWIND_ENABLE_SHARED)
++  install(TARGETS unwind LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX})
++endif ()
++if (LIBUNWIND_ENABLE_STATIC)
++  install(TARGETS unwind_static ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX})
++endif ()