ghc/SOURCES/llvm-D25865-cmakeshlib.patch

84 lines
3.2 KiB
Diff

From 417001588d232151050db2d32df443e2d073ebbf Mon Sep 17 00:00:00 2001
From: Valentin Churavy <v.churavy@gmail.com>
Date: Fri, 21 Oct 2016 17:25:04 +0900
Subject: [PATCH] Fix llvm-shlib cmake build
Summary:
This fixes a few things that used to work with a Makefile build, but were broken in cmake.
1. Treat MINGW like a Linux system.
2. The shlib should never contain other shared libraries.
Subscribers: beanz, mgorny
Differential Revision: https://reviews.llvm.org/D25865
---
tools/llvm-shlib/CMakeLists.txt | 42 ++++++++++++++++++++---------------------
1 file changed, 20 insertions(+), 22 deletions(-)
diff --git a/tools/llvm-shlib/CMakeLists.txt b/tools/llvm-shlib/CMakeLists.txt
index 3fe672d..edadb82 100644
--- a/tools/llvm-shlib/CMakeLists.txt
+++ b/tools/llvm-shlib/CMakeLists.txt
@@ -8,29 +8,27 @@ set(SOURCES
llvm_map_components_to_libnames(LIB_NAMES ${LLVM_DYLIB_COMPONENTS})
-if(LLVM_LINK_LLVM_DYLIB)
- if(LLVM_DYLIB_EXPORTED_SYMBOL_FILE)
- message(WARNING "Using LLVM_LINK_LLVM_DYLIB with LLVM_DYLIB_EXPORTED_SYMBOL_FILE may not work. Use at your own risk.")
- endif()
-
- # libLLVM.so should not have any dependencies on any other LLVM
- # shared libraries. When using the "all" pseudo-component,
- # LLVM_AVAILABLE_LIBS is added to the dependencies, which may
- # contain shared libraries (e.g. libLTO).
- #
- # Also exclude libLLVMTableGen for the following reasons:
- # - it is only used by internal *-tblgen utilities;
- # - it pollutes the global options space.
- foreach(lib ${LIB_NAMES})
- get_target_property(t ${lib} TYPE)
- if("${lib}" STREQUAL "LLVMTableGen")
- elseif("x${t}" STREQUAL "xSTATIC_LIBRARY")
- list(APPEND FILTERED_LIB_NAMES ${lib})
- endif()
- endforeach()
- set(LIB_NAMES ${FILTERED_LIB_NAMES})
+if(LLVM_LINK_LLVM_DYLIB AND LLVM_DYLIB_EXPORTED_SYMBOL_FILE)
+ message(WARNING "Using LLVM_LINK_LLVM_DYLIB with LLVM_DYLIB_EXPORTED_SYMBOL_FILE may not work. Use at your own risk.")
endif()
+# libLLVM.so should not have any dependencies on any other LLVM
+# shared libraries. When using the "all" pseudo-component,
+# LLVM_AVAILABLE_LIBS is added to the dependencies, which may
+# contain shared libraries (e.g. libLTO).
+#
+# Also exclude libLLVMTableGen for the following reasons:
+# - it is only used by internal *-tblgen utilities;
+# - it pollutes the global options space.
+foreach(lib ${LIB_NAMES})
+ get_target_property(t ${lib} TYPE)
+ if("${lib}" STREQUAL "LLVMTableGen")
+ elseif("x${t}" STREQUAL "xSTATIC_LIBRARY")
+ list(APPEND FILTERED_LIB_NAMES ${lib})
+ endif()
+endforeach()
+set(LIB_NAMES ${FILTERED_LIB_NAMES})
+
if(LLVM_DYLIB_EXPORTED_SYMBOL_FILE)
set(LLVM_EXPORTED_SYMBOL_FILE ${LLVM_DYLIB_EXPORTED_SYMBOL_FILE})
add_custom_target(libLLVMExports DEPENDS ${LLVM_EXPORTED_SYMBOL_FILE})
@@ -39,7 +37,7 @@ endif()
add_llvm_library(LLVM SHARED DISABLE_LLVM_LINK_LLVM_DYLIB SONAME ${SOURCES})
list(REMOVE_DUPLICATES LIB_NAMES)
-if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") # FIXME: It should be "GNU ld for elf"
+if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux" OR MINGW) # FIXME: It should be "GNU ld for elf"
# GNU ld doesn't resolve symbols in the version script.
set(LIB_NAMES -Wl,--whole-archive ${LIB_NAMES} -Wl,--no-whole-archive)
elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
--
2.10.1