1340995249
Add support for PGO and LTO for gcc, clang and apple-clang, and add a patch to allow mimalloc as an allocator in operator new/delete, give reduces clingo runtime by about 30%.
49 lines
1.7 KiB
Diff
49 lines
1.7 KiB
Diff
From 59859b8896e527bbd4a727beb798776d2716a8b3 Mon Sep 17 00:00:00 2001
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From: Harmen Stoppels <me@harmenstoppels.nl>
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Date: Thu, 10 Aug 2023 18:53:17 +0200
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Subject: [PATCH] version script
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---
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libclingo/CMakeLists.txt | 12 ++++++++++++
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libclingo/clingo.map | 4 ++++
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2 files changed, 16 insertions(+)
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create mode 100644 libclingo/clingo.map
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diff --git a/libclingo/CMakeLists.txt b/libclingo/CMakeLists.txt
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index 1d70ba56..0fd3bf49 100644
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--- a/libclingo/CMakeLists.txt
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+++ b/libclingo/CMakeLists.txt
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@@ -58,6 +58,18 @@ target_include_directories(libclingo
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"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>")
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target_compile_definitions(libclingo ${clingo_private_scope_} CLINGO_BUILD_LIBRARY)
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+# Hide private symbols on Linux.
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+include(CheckCSourceCompiles)
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+file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/version.map" "{ global: f; local: *;};")
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+set(CMAKE_REQUIRED_FLAGS_SAVE ${CMAKE_REQUIRED_FLAGS})
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+set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS} "-Wl,--version-script='${CMAKE_CURRENT_BINARY_DIR}/version.map'")
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+check_c_source_compiles("void f(void) {} int main(void) {return 0;}" HAVE_LD_VERSION_SCRIPT)
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+set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS_SAVE})
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+file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/version.map")
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+if(HAVE_LD_VERSION_SCRIPT)
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+set_target_properties(libclingo PROPERTIES LINK_FLAGS "-Wl,--version-script='${CMAKE_CURRENT_SOURCE_DIR}/clingo.map'")
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+endif()
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+
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if (NOT CLINGO_BUILD_SHARED)
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target_compile_definitions(libclingo PUBLIC CLINGO_NO_VISIBILITY)
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endif()
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diff --git a/libclingo/clingo.map b/libclingo/clingo.map
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new file mode 100644
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index 00000000..a665456c
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--- /dev/null
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+++ b/libclingo/clingo.map
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@@ -0,0 +1,4 @@
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+{
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+ global: clingo_*; gringo_*; g_clingo_*;
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+ local: *;
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+};
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\ No newline at end of file
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--
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2.39.2
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