llvm19/clang-shlib-symbol-versioning.patch
Aaron Puchert e97a7d3051 - Update to version 19.1.4.
* This release contains bug-fixes for the LLVM 19.1.0 release.
    This release is API and ABI compatible with 19.1.0.
- Rebase llvm-do-not-install-static-libraries.patch.

OBS-URL: https://build.opensuse.org/package/show/devel:tools:compiler/llvm19?expand=0&rev=11
2024-11-20 01:21:10 +00:00

27 lines
1.2 KiB
Diff

diff --git a/clang/tools/clang-shlib/CMakeLists.txt b/clang/tools/clang-shlib/CMakeLists.txt
index 298d3a9d18fe..830f2b138ffa 100644
--- a/clang/tools/clang-shlib/CMakeLists.txt
+++ b/clang/tools/clang-shlib/CMakeLists.txt
@@ -48,6 +48,14 @@ add_clang_library(clang-cpp
${_OBJECTS}
LINK_LIBS
${_DEPS})
+
+configure_file(simple_version_script.map.in simple_version_script.map)
+
+if (NOT LLVM_LINKER_IS_SOLARISLD AND NOT MINGW)
+ # Solaris ld does not accept global: *; so there is no way to version *all* global symbols
+ target_link_options(clang-cpp PRIVATE LINKER:--version-script,${CMAKE_CURRENT_BINARY_DIR}/simple_version_script.map)
+endif()
+
# Optimize function calls for default visibility definitions to avoid PLT and
# reduce dynamic relocations.
if (NOT APPLE AND NOT MINGW AND NOT LLVM_LINKER_IS_SOLARISLD_ILLUMOS)
diff --git a/clang/tools/clang-shlib/simple_version_script.map.in b/clang/tools/clang-shlib/simple_version_script.map.in
new file mode 100644
index 000000000000..cb2306d1f596
--- /dev/null
+++ b/clang/tools/clang-shlib/simple_version_script.map.in
@@ -0,0 +1 @@
+@LLVM_SHLIB_SYMBOL_VERSION@ { global: *; };