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-rw-r--r--libcxx/CMakeLists.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt
index 1096898d055..50ccbf6c426 100644
--- a/libcxx/CMakeLists.txt
+++ b/libcxx/CMakeLists.txt
@@ -552,6 +552,10 @@ if (NOT LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS)
add_definitions(-D_LIBCPP_DISABLE_NEW_DELETE_DEFINITIONS)
endif()
+if (LIBCXX_HAS_COMMENT_LIB_PRAGMA)
+ add_definitions(-D_LIBCPP_HAS_COMMENT_LIB_PRAGMA)
+endif()
+
# Warning flags ===============================================================
add_definitions(-D_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
add_compile_flags_if_supported(
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