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| author | Saleem Abdulrasool <compnerd@compnerd.org> | 2015-02-06 17:47:57 +0000 |
|---|---|---|
| committer | Saleem Abdulrasool <compnerd@compnerd.org> | 2015-02-06 17:47:57 +0000 |
| commit | 123f44a2f6c3b19cf2d0f6a233fedb6da65edebd (patch) | |
| tree | a4a84037c0f7cced374c6d0fd5151587021559b1 /libcxxabi/src/Unwind/CMakeLists.txt | |
| parent | 79fdb75a34add89f82478b7bec5eaec8c1f7a0db (diff) | |
| download | bcm5719-llvm-123f44a2f6c3b19cf2d0f6a233fedb6da65edebd.tar.gz bcm5719-llvm-123f44a2f6c3b19cf2d0f6a233fedb6da65edebd.zip | |
unwind: use -fno-rtti -fno-exceptions -funwind-tables
RTTI and exceptions are not needed for the unwinder, the use of C++ there is for
very specific cases, and does not require dynamic_cast nor does it use
exceptions. This avoids unnecessary references to type information being
emitted.
llvm-svn: 228408
Diffstat (limited to 'libcxxabi/src/Unwind/CMakeLists.txt')
| -rw-r--r-- | libcxxabi/src/Unwind/CMakeLists.txt | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libcxxabi/src/Unwind/CMakeLists.txt b/libcxxabi/src/Unwind/CMakeLists.txt index 598a081ea3d..56c217d1788 100644 --- a/libcxxabi/src/Unwind/CMakeLists.txt +++ b/libcxxabi/src/Unwind/CMakeLists.txt @@ -68,6 +68,11 @@ target_link_libraries(unwind ${libraries}) append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_FPIC_FLAG -fPIC) append_if(LIBCXXABI_LINK_FLAGS LIBCXXABI_HAS_NODEFAULTLIBS_FLAG -nodefaultlibs) +set(LIBUNWIND_COMPILE_FLAGS) +append_if(LIBUNWIND_COMPILE_FLAGS LIBCXXABI_HAS_NO_EXCEPTIONS_FLAG -fno-exceptions) +append_if(LIBUNWIND_COMPILE_FLAGS LIBCXXABI_HAS_NO_RTTI_FLAG -fno-rtti) +append_if(LIBUNWIND_COMPILE_FLAGS LIBCXXABI_HAS_FUNWIND_TABLES -funwind-tables) + set(LIBCXXABI_UNWINDER_NAME "unwind") if ( APPLE ) @@ -86,11 +91,12 @@ if ( APPLE ) endif() string(REPLACE ";" " " LIBCXXABI_COMPILE_FLAGS "${LIBCXXABI_COMPILE_FLAGS}") +string(REPLACE ";" " " LIBUNWIND_COMPILE_FLAGS "${LIBUNWIND_COMPILE_FLAGS}") string(REPLACE ";" " " LIBCXXABI_LINK_FLAGS "${LIBCXXABI_LINK_FLAGS}") set_target_properties(unwind PROPERTIES - COMPILE_FLAGS "${LIBCXXABI_COMPILE_FLAGS}" + COMPILE_FLAGS "${LIBCXXABI_COMPILE_FLAGS} ${LIBUNWIND_COMPILE_FLAGS}" LINK_FLAGS "${LIBCXXABI_LINK_FLAGS}" OUTPUT_NAME "${LIBCXXABI_UNWINDER_NAME}" VERSION "1.0" |
