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[CMake] Remove variable reference that isn't used. 

Summary:
This variable is never defined, so its value is always empty. Since
`libunwind` is needed to build the C++ ABI library in the first place,
it should never be linked to the C++ ABI library anyway.

Reviewers: mstorsjo, rnk

Subscribers: mgorny, christof, cfe-commits

Differential Revision: https://reviews.llvm.org/D51644

llvm-svn: 341388
This commit is contained in:
Charles Davis 2018-09-04 17:40:26 +00:00
parent 4d46fde679
commit 7a474b6579
1 changed files with 1 additions and 1 deletions
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2
libunwind/src/CMakeLists.txt
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@ -51,7 +51,7 @@ set(LIBUNWIND_SOURCES
${LIBUNWIND_ASM_SOURCES})
# Generate library list.
set(libraries ${LIBUNWINDCXX_ABI_LIBRARIES})
set(libraries)
append_if(libraries LIBUNWIND_HAS_C_LIB c)
append_if(libraries LIBUNWIND_HAS_GCC_S_LIB gcc_s)
append_if(libraries LIBUNWIND_HAS_DL_LIB dl)