Summary: We should only have llvm-c-test use libLLVM if the library is built with the default set of components or if LLVM_DYLIB_COMPONENTS includes all the LLVM_LINK_COMPONENTS required for llvm-c-test. Making libLLVM always used causes build failures if libLLVM doesn't include all
Reviewers: chapuni, ributzka
Reviewed By: ributzka
Subscribers: ributzka, llvm-commits
Differential Revision: http://reviews.llvm.org/D6668
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224541
91177308-0d34-0410-b5e6-
96231b3b80d8
Target
)
-if(TARGET LLVM)
+# We should only have llvm-c-test use libLLVM if libLLVM is built with the
+# default list of components. Using libLLVM with custom components can result in
+# build failures.
+
+set (USE_LLVM_DYLIB FALSE)
+
+if (TARGET LLVM)
+ set (USE_LLVM_DYLIB TRUE)
+ if (DEFINED LLVM_DYLIB_COMPONENTS)
+ foreach(c in ${LLVM_LINK_COMPONENTS})
+ list(FIND LLVM_DYLIB_COMPONENTS ${c} C_IDX)
+ if (C_IDX EQUAL -1)
+ set(USE_LLVM_DYLIB FALSE)
+ break()
+ endif()
+ endforeach()
+ endif()
+endif()
+
+if(USE_LLVM_DYLIB)
set(LLVM_LINK_COMPONENTS)
endif()
targets.c
)
-# Use libLLVM.so if it is available.
-if(TARGET LLVM)
+if(USE_LLVM_DYLIB)
target_link_libraries(llvm-c-test LLVM)
endif()