[Buildroot] [PATCH] package/clang: link libclang against libLLVM.so
Valentin Korenblit
valentin.korenblit at smile.fr
Fri May 4 12:27:43 UTC 2018
libclang.so is statically linking against all LLVM static libraries
instead of linking dynamically against libLLVM.so.
This patch fixes this problem partially: libclang links against libLLVM.so
but the following LLVM libraries are still being linked statically:
libLLVMOption.a
libLLVMMCParser.a
libLLVMProfileData.a
libLLVMBitReader.a
libLLVMBinaryFormat.a
libLLVMCore.a
libLLVMMC.a
libLLVMSupport.a
libLLVMDemangle.a
This problem comes out when clang is not built as a subproject of
LLVM (llvm/tools/clang).
Signed-off-by: Valentin Korenblit <valentin.korenblit at smile.fr>
---
.../0001-Avoid-linking-LLVM-static-libs.patch | 31 ++++++++++++++++++++++
1 file changed, 31 insertions(+)
create mode 100644 package/clang/0001-Avoid-linking-LLVM-static-libs.patch
diff --git a/package/clang/0001-Avoid-linking-LLVM-static-libs.patch b/package/clang/0001-Avoid-linking-LLVM-static-libs.patch
new file mode 100644
index 0000000000..919667c2e6
--- /dev/null
+++ b/package/clang/0001-Avoid-linking-LLVM-static-libs.patch
@@ -0,0 +1,31 @@
+From 37c3271cc49fd1556783dae33e0fcb142d6809cd Mon Sep 17 00:00:00 2001
+From: Valentin Korenblit <valentin.korenblit at smile.fr>
+Date: Fri, 4 May 2018 10:54:38 +0200
+Subject: [PATCH] Avoid linking LLVM static libs
+
+Signed-off-by: Valentin Korenblit <valentin.korenblit at smile.fr>
+---
+ tools/libclang/CMakeLists.txt | 6 +-----
+ 1 file changed, 1 insertion(+), 5 deletions(-)
+
+diff --git a/tools/libclang/CMakeLists.txt b/tools/libclang/CMakeLists.txt
+index 2dd6703076..c7346c04e5 100644
+--- a/tools/libclang/CMakeLists.txt
++++ b/tools/libclang/CMakeLists.txt
+@@ -90,12 +90,8 @@ add_clang_library(libclang ${ENABLE_SHARED} ${ENABLE_STATIC}
+ DEPENDS clang-headers
+
+ LINK_LIBS
+- ${LIBS}
++ ${LIBS} libLLVM.so
+
+- LINK_COMPONENTS
+- ${LLVM_TARGETS_TO_BUILD}
+- Core
+- Support
+ )
+
+ if(ENABLE_SHARED)
+--
+2.14.3
+
--
2.14.3
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